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26 | <Metadata name="dc.Title">Applications for Bibliometric Research in the Emerging Digital Libraries</Metadata>
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63 | <Metadata name="Title">Pages 1-10</Metadata>
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92 | <div class="txt" style="position:absolute; left:166px; top:74px;"><span class="p1f1" style="font-size:14px;vertical-align:baseline;color:rgba(0,0,0,1);">Applications for Bibliometric Research</span></div>
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93 |
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94 | <div class="txt" style="position:absolute; left:184px; top:98px;"><span class="p1f1" style="font-size:14px;vertical-align:baseline;color:rgba(0,0,0,1);">in the Emerging Digital Libraries</span></div>
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95 |
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96 | <div class="txt" style="position:absolute; left:246px; top:147px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Sally Jo Cunningham</span></div>
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97 |
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98 | <div class="txt" style="position:absolute; left:219px; top:171px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Department of Computer Science</span></div>
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100 | <div class="txt" style="position:absolute; left:245px; top:195px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">University of Waikato</span></div>
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101 |
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102 | <div class="txt" style="position:absolute; left:240px; top:219px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Hamilton, New Zealand</span></div>
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103 |
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104 | <div class="txt" style="position:absolute; left:226px; top:243px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">email: [email protected]</span></div>
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106 | <div class="txt" style="position:absolute; left:90px; top:291px;"><span class="p1f1" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Abstract: </span><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Large numbers of research documents have recently become available on</span></div>
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107 |
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108 | <div class="txt" style="position:absolute; left:90px; top:315px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">the Internet through âdigital librariesâ, and these collections are seeing high levels of</span></div>
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109 |
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110 | <div class="txt" style="position:absolute; left:90px; top:339px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">use by their related research communities. A secondary use for these document</span></div>
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111 |
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112 | <div class="txt" style="position:absolute; left:90px; top:363px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">repositories and indexes is as a platform for bibliometric research. We examine the</span></div>
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113 |
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114 | <div class="txt" style="position:absolute; left:90px; top:387px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">extent to which the new digital libraries support conventional bibliometric analysis, and</span></div>
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115 |
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116 | <div class="txt" style="position:absolute; left:90px; top:411px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">discuss shortcomings in their current forms. Interestingly, these electronic text</span></div>
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117 |
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118 | <div class="txt" style="position:absolute; left:90px; top:435px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">archives also provide opportunities for new types of studies: generally the full text of</span></div>
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119 |
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120 | <div class="txt" style="position:absolute; left:90px; top:459px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">documents are available for analysis, giving a finer grain of insight than abstract-only</span></div>
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121 |
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122 | <div class="txt" style="position:absolute; left:90px; top:483px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">online databases; these repositories often contain technical reports or pre-prints, the</span></div>
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123 |
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124 | <div class="txt" style="position:absolute; left:90px; top:507px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">âgrey literatureâ that has been previously unavailable for analysis; and document</span></div>
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125 |
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126 | <div class="txt" style="position:absolute; left:90px; top:531px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">âusageâ can be measured directly by recording user accesses, rather than studied</span></div>
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127 |
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128 | <div class="txt" style="position:absolute; left:90px; top:555px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">indirectly through document references.</span></div>
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129 |
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130 | <div class="txt" style="position:absolute; left:90px; top:603px;"><span class="p1f1" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">1. Introduction</span></div>
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131 |
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132 | <div class="txt" style="position:absolute; left:126px; top:639px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">In recent years a number of &quot;digital libraries&quot; have become available through the</span></div>
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133 |
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134 | <div class="txt" style="position:absolute; left:90px; top:663px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Internet. While the technology promises in the future to support large, heterogenous</span></div>
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135 |
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136 | <div class="txt" style="position:absolute; left:90px; top:687px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">collections, at present the most widely used of the academically-focussed digital</span></div>
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137 |
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138 | <div class="txt" style="position:absolute; left:90px; top:711px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">libraries are generally repositories of one or two types of document (typically technical</span></div>
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139 |
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140 | <div class="txt" style="position:absolute; left:90px; top:735px;"><span class="p1f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">reports, journal articles, pre-prints, or conference proceedings), grouped by discipline.</span></div>
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142 | </div>
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172 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">A distinguishing characteristic of these digital libraries is that the full text of documents</span></div>
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173 |
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174 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">are often available for retrieval, as well as bibliographic records.The sciences are</span></div>
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175 |
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176 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">represented much more heavily in the present crop of digital libraries than the social</span></div>
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177 |
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178 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">sciences, arts, or humanities. They are maintained by professional societies,</span></div>
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179 |
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180 | <div class="txt" style="position:absolute; left:90px; top:168px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">universities, research laboratories, and even private individuals. Access is generally</span></div>
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181 |
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182 | <div class="txt" style="position:absolute; left:90px; top:192px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">free, both to search and to download documents.</span></div>
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183 |
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184 | <div class="txt" style="position:absolute; left:126px; top:216px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">The emergence of these subject-specific digital libraries is particularly important</span></div>
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185 |
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186 | <div class="txt" style="position:absolute; left:90px; top:240px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">given the pattern of access to materials presently employed by research scientists.</span></div>
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187 |
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188 | <div class="txt" style="position:absolute; left:90px; top:264px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Informal exchanges of preprints, reprints, and photocopies of papers passed on by</span></div>
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189 |
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190 | <div class="txt" style="position:absolute; left:90px; top:288px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">colleagues currently are major venues for the transmission of scientific information</span></div>
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191 |
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192 | <div class="txt" style="position:absolute; left:90px; top:312px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">between researchers in the sciences. In one study, the dependence on these sources</span></div>
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193 |
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194 | <div class="txt" style="position:absolute; left:90px; top:336px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">ranges from 12% (for chemistry) to 39% (for mathematics) of all papers cited in</span></div>
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195 |
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196 | <div class="txt" style="position:absolute; left:90px; top:360px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">researchers' own publications [11]. A qualitative study of study of how computer</span></div>
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197 |
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198 | <div class="txt" style="position:absolute; left:90px; top:384px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">scientists locate and retrieve documents (computing is one of the domains considered</span></div>
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199 |
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200 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">later in this paper) indicates that for that field, technical reports and research documents</span></div>
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201 |
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202 | <div class="txt" style="position:absolute; left:90px; top:432px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">found in various locations on the Internet are a preferred source of information [6].</span></div>
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203 |
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204 | <div class="txt" style="position:absolute; left:90px; top:456px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Many of the digital library systems discussed in this paper are repositories for just this</span></div>
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205 |
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206 | <div class="txt" style="position:absolute; left:90px; top:480px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">type of literature. The documents tend to be of high quality: primarily technical</span></div>
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207 |
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208 | <div class="txt" style="position:absolute; left:90px; top:504px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">reports or working papers from research institutions (both academic and commercial),</span></div>
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209 |
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210 | <div class="txt" style="position:absolute; left:90px; top:528px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">as well as advance copies of work accepted for publication in conventional paper</span></div>
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211 |
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212 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">journals. Moreover, these digital libraries are also coming to include refereed work</span></div>
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213 |
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214 | <div class="txt" style="position:absolute; left:90px; top:576px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">published digitally (in electronic journals). Anecdotal evidence suggests that in their</span></div>
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215 |
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216 | <div class="txt" style="position:absolute; left:90px; top:600px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">fields, these digital libraries are coming to be the resource of choice for locating cutting</span></div>
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217 |
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218 | <div class="txt" style="position:absolute; left:90px; top:624px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">edge work.</span></div>
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219 |
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220 | <div class="txt" style="position:absolute; left:126px; top:648px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">For specialized subjects such as high energy physics, this dependence on</span></div>
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221 |
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222 | <div class="txt" style="position:absolute; left:90px; top:672px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">informal or extra-library dissemination can be much higher. Ginsparg ([9], [10])</span></div>
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223 |
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224 | <div class="txt" style="position:absolute; left:90px; top:696px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">reports that fields in physics have traditionally relied heavily on preprint exchanges, and</span></div>
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225 |
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226 | <div class="txt" style="position:absolute; left:90px; top:720px;"><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">the digital repositories of physics preprints begun in 1991 (the </span><span class="p2f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">PHYSICS E</span><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">-</span><span class="p2f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">PRINT</span></div>
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227 |
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228 | <div class="txt" style="position:absolute; left:90px; top:744px;"><span class="p2f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">ARCHIVES</span><span class="p2f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">) have to a large extent supplanted conventional publishing and physical</span></div>
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230 | </div>
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236 | </Content>
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238 | <Section>
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260 | <img class="background" height="842" id="background3" src="_httpdocimg_/page3.png" style="position:absolute; left:0px; top:0px;" width="595">
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261 |
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262 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">paper mailing of technical reports. By providing ready access to information sources</span></div>
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263 |
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264 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">that are already preferentially utilized by scientists, the digital libraries show potential to</span></div>
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265 |
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266 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">increase access to information that until recently was expensive or difficult to acquire in</span></div>
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267 |
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268 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">paper form. Indeed, in some fields (most notably physics) this process has already</span></div>
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269 |
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270 | <div class="txt" style="position:absolute; left:90px; top:168px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">begun, as researchers in less developed countries report access to ongoing research</span></div>
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271 |
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272 | <div class="txt" style="position:absolute; left:90px; top:192px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">through the Internet repositories that their local libraries could not afford to acquire</span></div>
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273 |
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274 | <div class="txt" style="position:absolute; left:90px; top:216px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">through conventional journal subscriptions ([9], [10]).</span></div>
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275 |
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276 | <div class="txt" style="position:absolute; left:126px; top:240px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">The primary use for new bibliographic resources is, of course, for the contents</span></div>
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277 |
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278 | <div class="txt" style="position:absolute; left:90px; top:264px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">of the documents involved. A secondary use for emerging resources is as a basis for</span></div>
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279 |
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280 | <div class="txt" style="position:absolute; left:90px; top:288px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliometric analysis of the subject field. With the conventionally published scientific</span></div>
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281 |
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282 | <div class="txt" style="position:absolute; left:90px; top:312px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">literature, the sheer difficulty of accumulating statistics discouraged bibliometric</span></div>
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283 |
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284 | <div class="txt" style="position:absolute; left:90px; top:336px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">research until the advent of large bibliographic databases in the 1960's. Computerized</span></div>
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285 |
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286 | <div class="txt" style="position:absolute; left:90px; top:360px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliographic databases sparked a significant increase in the number of large-scale</span></div>
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287 |
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288 | <div class="txt" style="position:absolute; left:90px; top:384px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliographic studies, as significant portions of the collection and analysis of data could</span></div>
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289 |
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290 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">be automated ([12], [13]). The availability of CD-ROM versions of bibliographic</span></div>
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291 |
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292 | <div class="txt" style="position:absolute; left:90px; top:432px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">databases has been of particular importance, since they provide a cheaper alternative to</span></div>
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293 |
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294 | <div class="txt" style="position:absolute; left:90px; top:456px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">the online commercial databases [3].</span></div>
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295 |
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296 | <div class="txt" style="position:absolute; left:126px; top:480px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">These computerized bibliographic resources have drawbacks, however. The</span></div>
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297 |
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298 | <div class="txt" style="position:absolute; left:90px; top:504px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">greatest is that the full text of documents are rarely available, and even abstracts are not</span></div>
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299 |
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300 | <div class="txt" style="position:absolute; left:90px; top:528px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">always present. This obviously limits the types of bibliometric research that can be</span></div>
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301 |
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302 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">conducted </span><span class="p3f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">solely </span><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">through these databases. In addition, these databases are generally</span></div>
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303 |
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304 | <div class="txt" style="position:absolute; left:90px; top:576px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">limited to formally published documents (those appearing in selected books, journals,</span></div>
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305 |
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306 | <div class="txt" style="position:absolute; left:90px; top:600px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">and conference proceedings). The &quot;grey literature&quot; of technical reports, pre-prints, and</span></div>
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307 |
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308 | <div class="txt" style="position:absolute; left:90px; top:624px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">other works not formally published are largely ignored, and it is this absence of easy</span></div>
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309 |
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310 | <div class="txt" style="position:absolute; left:90px; top:648px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">access to these documents that has hampered the analysis of these important forms of</span></div>
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311 |
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312 | <div class="txt" style="position:absolute; left:90px; top:672px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">scientific communication.</span></div>
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313 |
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314 | <div class="txt" style="position:absolute; left:126px; top:696px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">The digital libraries currently in existence complement the online and CD-ROM</span></div>
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315 |
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316 | <div class="txt" style="position:absolute; left:90px; top:720px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliographic databases. They are best suited for examinations of the &quot;physical&quot;</span></div>
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317 |
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318 | <div class="txt" style="position:absolute; left:90px; top:744px;"><span class="p3f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">characteristics of documents (for example, document length), analysis based on</span></div>
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319 |
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320 | </div>
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321 |
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322 | </div>
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324 |
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325 |
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326 | </Content>
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327 | </Section>
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328 | <Section>
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329 | <Description>
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330 | <Metadata name="Title">Page 4</Metadata>
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331 | </Description>
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332 | <Content>
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333 |
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334 | <div id="page4">
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335 |
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350 | <img class="background" height="842" id="background4" src="_httpdocimg_/page4.png" style="position:absolute; left:0px; top:0px;" width="595">
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351 |
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352 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliographic information that can be automatically extracted from the document text or</span></div>
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353 |
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354 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">the sometimes unevenly formatted bibliographic records (such as obsolescence</span></div>
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355 |
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356 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">studies), and usage studies (geographic or institutional origin of users, date/time of</span></div>
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357 |
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358 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">access, individual patterns of document retrieval, etc.). Because references are present</span></div>
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359 |
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360 | <div class="txt" style="position:absolute; left:90px; top:168px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">in the document file but not identified by field, co-citation and bibliographic coupling</span></div>
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361 |
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362 | <div class="txt" style="position:absolute; left:90px; top:192px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">research is not well-supported, and conducting these studies requires considerable</span></div>
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363 |
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364 | <div class="txt" style="position:absolute; left:90px; top:216px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">effort on the part of the researcher.</span></div>
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365 |
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366 | <div class="txt" style="position:absolute; left:126px; top:240px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">The variety of bibliographic repositories in the available digital libraries in itself</span></div>
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367 |
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368 | <div class="txt" style="position:absolute; left:90px; top:264px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">has great potential in conducting bibliometric research. Sigogneau et al [15] present a</span></div>
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369 |
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370 | <div class="txt" style="position:absolute; left:90px; top:288px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">case study illustrating the ways in which the strengths of different databases can be</span></div>
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371 |
|
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372 | <div class="txt" style="position:absolute; left:90px; top:312px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">played off each other; they conduct a fine-grained analysis of the emergence of research</span></div>
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373 |
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374 | <div class="txt" style="position:absolute; left:90px; top:336px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">fronts in molecular and cellular biology, and demonstrate that the observations gleaned</span></div>
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375 |
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376 | <div class="txt" style="position:absolute; left:90px; top:360px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">from two complementary bibliographic databases provide greater insight into their</span></div>
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377 |
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378 | <div class="txt" style="position:absolute; left:90px; top:384px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">problem. Similarly, it appears that the types of bibliographic data that can be gleaned</span></div>
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379 |
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380 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">from the relatively unstructured digital libraries can be profitably combined with data</span></div>
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381 |
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382 | <div class="txt" style="position:absolute; left:90px; top:432px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">from online databases, CD-ROMS, and other more conventional bibliographic</span></div>
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383 |
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384 | <div class="txt" style="position:absolute; left:90px; top:456px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">resources.</span></div>
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385 |
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386 | <div class="txt" style="position:absolute; left:126px; top:480px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">This paper is organized as follows: Section 2 discusses the types of indexing</span></div>
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387 |
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388 | <div class="txt" style="position:absolute; left:90px; top:504px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">and searching available with current digital libraries; Section 3 gives examples of</span></div>
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389 |
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390 | <div class="txt" style="position:absolute; left:90px; top:528px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">conventional bibliometric techniques applied to Internet-accessible archives; Section 4</span></div>
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391 |
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392 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">discusses opportunities to directly measure usage of documents and to detect</span></div>
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393 |
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394 | <div class="txt" style="position:absolute; left:90px; top:576px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">information-seeking patterns in researchers; and Section 5 presents our conclusions.</span></div>
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395 |
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396 | <div class="txt" style="position:absolute; left:90px; top:636px;"><span class="p4f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">2. Indexing and searching in current digital libraries</span></div>
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397 |
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398 | <div class="txt" style="position:absolute; left:126px; top:684px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">At present, the types of indexing fields for most academically-oriented digital</span></div>
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399 |
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400 | <div class="txt" style="position:absolute; left:90px; top:708px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">library systems are limited. Many schemes index on user-supplied document</span></div>
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401 |
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402 | <div class="txt" style="position:absolute; left:90px; top:732px;"><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">descriptions, abstracts, or similar document surrogates (for example, the </span><span class="p4f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">PHYSICS E</span><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">-</span></div>
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403 |
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404 | <div class="txt" style="position:absolute; left:90px; top:756px;"><span class="p4f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">PRINT ARCHIVE </span><span class="p4f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[10], a collection of physics pre-prints and technical reports). As will</span></div>
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405 |
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406 | </div>
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407 |
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408 | </div>
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409 |
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410 |
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411 |
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412 | </Content>
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413 | </Section>
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414 | <Section>
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415 | <Description>
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416 | <Metadata name="Title">Page 5</Metadata>
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417 | </Description>
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418 | <Content>
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420 | <div id="page5">
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439 |
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440 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">be discussed below, the quality of this user-provided data can be highly variable, and</span></div>
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441 |
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442 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">may unfavorably impact the usefulness of the index for searching. Alternatively, a</span></div>
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443 |
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444 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">designated site librarian may maintain a catalog (eg, the </span><span class="p5f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">WATERS </span><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[14] system, now</span></div>
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445 |
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446 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">subsumed by </span><span class="p5f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">NCSTRL </span><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(</span><span class="p5f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">http://www.ncstrl.org/</span><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">), both primarily collections of</span></div>
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447 |
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448 | <div class="txt" style="position:absolute; left:90px; top:168px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">computer science technical reports); in this case the quality of the bibliographic</span></div>
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449 |
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450 | <div class="txt" style="position:absolute; left:90px; top:192px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">information may be expedited to be higher, but fewer sites will be likely to support</span></div>
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451 |
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452 | <div class="txt" style="position:absolute; left:90px; top:216px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">such a librarian and therefore fewer documents are likely to be included in the digital</span></div>
|
---|
453 |
|
---|
454 | <div class="txt" style="position:absolute; left:90px; top:240px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">library. In a âharvestingâ system such as the computer science technical report</span></div>
|
---|
455 |
|
---|
456 | <div class="txt" style="position:absolute; left:90px; top:264px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">collections supported by </span><span class="p5f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">HARVEST </span><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[2] or the </span><span class="p5f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">NEW ZEALAND DIGITAL LIBRARY</span></div>
|
---|
457 |
|
---|
458 | <div class="txt" style="position:absolute; left:90px; top:288px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">computer science technical report collection ([16], [17]), documents are indexed from</span></div>
|
---|
459 |
|
---|
460 | <div class="txt" style="position:absolute; left:90px; top:312px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">passive repositories (that may not even be aware that their documents are being</span></div>
|
---|
461 |
|
---|
462 | <div class="txt" style="position:absolute; left:90px; top:336px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">included in the digital library). Harvesting systems therefore cannot rely on the</span></div>
|
---|
463 |
|
---|
464 | <div class="txt" style="position:absolute; left:90px; top:360px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">presence of bibliographic data of any sort.</span></div>
|
---|
465 |
|
---|
466 | <div class="txt" style="position:absolute; left:126px; top:384px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Because of the relative paucity of high-quality bibliographic data available to</span></div>
|
---|
467 |
|
---|
468 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">many of the current academically- or research-focussed digital library collections, their</span></div>
|
---|
469 |
|
---|
470 | <div class="txt" style="position:absolute; left:90px; top:432px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">search interfaces tend to be more primitive than those ordinarily found in online</span></div>
|
---|
471 |
|
---|
472 | <div class="txt" style="position:absolute; left:90px; top:456px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliographic databases or library catalogs. Systems such as </span><span class="p5f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">NCSTRL </span><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">can support</span></div>
|
---|
473 |
|
---|
474 | <div class="txt" style="position:absolute; left:90px; top:480px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">author, title, and subject searching, but this more sophisticated search functionality</span></div>
|
---|
475 |
|
---|
476 | <div class="txt" style="position:absolute; left:90px; top:504px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">comes at the expense of requiring participating repositories to use specific software. As</span></div>
|
---|
477 |
|
---|
478 | <div class="txt" style="position:absolute; left:90px; top:528px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">a consequence, these latter systems may provide access to a small number of sites than</span></div>
|
---|
479 |
|
---|
480 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">harvesting systems. Harvesters may access a broader range of providers, but at the</span></div>
|
---|
481 |
|
---|
482 | <div class="txt" style="position:absolute; left:90px; top:576px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">penalty of being limited to unfielded, keyword searches over the raw text of the</span></div>
|
---|
483 |
|
---|
484 | <div class="txt" style="position:absolute; left:90px; top:600px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">document or document surrogate.</span></div>
|
---|
485 |
|
---|
486 | <div class="txt" style="position:absolute; left:90px; top:648px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Specifically, the indexing in existing digital libraries has a variety of shortcomings for</span></div>
|
---|
487 |
|
---|
488 | <div class="txt" style="position:absolute; left:90px; top:672px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliometric applications:</span></div>
|
---|
489 |
|
---|
490 | <div class="txt" style="position:absolute; left:90px; top:696px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">â¢</span></div>
|
---|
491 |
|
---|
492 | <div class="txt" style="position:absolute; left:125px; top:696px;"><span class="p5f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">lack of fielded indexing: </span><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">As noted above, some large and widely used digital</span></div>
|
---|
493 |
|
---|
494 | <div class="txt" style="position:absolute; left:125px; top:720px;"><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">libraries (such as the computer science technical report collection of the </span><span class="p5f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">NEW</span></div>
|
---|
495 |
|
---|
496 | <div class="txt" style="position:absolute; left:125px; top:744px;"><span class="p5f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">ZEALAND DIGITAL LIBRARY</span><span class="p5f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">) may lack formal cataloging entirely, and rely on</span></div>
|
---|
497 |
|
---|
498 | </div>
|
---|
499 |
|
---|
500 | </div>
|
---|
501 |
|
---|
502 |
|
---|
503 |
|
---|
504 | </Content>
|
---|
505 | </Section>
|
---|
506 | <Section>
|
---|
507 | <Description>
|
---|
508 | <Metadata name="Title">Page 6</Metadata>
|
---|
509 | </Description>
|
---|
510 | <Content>
|
---|
511 |
|
---|
512 | <div id="page6">
|
---|
513 |
|
---|
514 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
---|
515 |
|
---|
516 | .txt { white-space:nowrap; }
|
---|
517 |
|
---|
518 | .p6f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
519 |
|
---|
520 | .p6f1 { font-family:serif; font-weight:normal; font-style:normal; }
|
---|
521 |
|
---|
522 | .p6f2 { font-family:serif; font-weight:normal; font-style:italic; }
|
---|
523 |
|
---|
524 | .p6f3 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
525 |
|
---|
526 | </style>
|
---|
527 |
|
---|
528 | <img class="background" height="842" id="background6" src="_httpdocimg_/page6.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
529 |
|
---|
530 | <div class="txt" style="position:absolute; left:125px; top:72px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">keyword searching over the raw document text. Obviously this makes field-</span></div>
|
---|
531 |
|
---|
532 | <div class="txt" style="position:absolute; left:125px; top:96px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">dependent analysis more difficult (for example, locating documents produced by</span></div>
|
---|
533 |
|
---|
534 | <div class="txt" style="position:absolute; left:125px; top:120px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">specific authors), and in the worst case my require a manual examination of all</span></div>
|
---|
535 |
|
---|
536 | <div class="txt" style="position:absolute; left:125px; top:144px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">files in the collection in order to reliably identify a desired document subset.</span></div>
|
---|
537 |
|
---|
538 | <div class="txt" style="position:absolute; left:125px; top:168px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">However, keyword search techniques that approximate fielded searching results</span></div>
|
---|
539 |
|
---|
540 | <div class="txt" style="position:absolute; left:125px; top:192px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">may suffice: for example in the </span><span class="p6f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">NEW ZEALAND DIGITAL LIBRARY </span><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">computer</span></div>
|
---|
541 |
|
---|
542 | <div class="txt" style="position:absolute; left:125px; top:216px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">science technical report collection, limiting the keyword search for âJohnsonâ</span></div>
|
---|
543 |
|
---|
544 | <div class="txt" style="position:absolute; left:125px; top:240px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">to a search of first pages only is likely to retrieve documents written by Johnson</span></div>
|
---|
545 |
|
---|
546 | <div class="txt" style="position:absolute; left:125px; top:264px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(since for the majority of computer science technical reports, the first page</span></div>
|
---|
547 |
|
---|
548 | <div class="txt" style="position:absolute; left:125px; top:288px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">contains little more than author, title, date, and institution details).</span></div>
|
---|
549 |
|
---|
550 | <div class="txt" style="position:absolute; left:125px; top:336px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">A more principled approach to extracting bibliographic information is embodied</span></div>
|
---|
551 |
|
---|
552 | <div class="txt" style="position:absolute; left:125px; top:360px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">in the CiteSeer tool [1]. This software parses raw, unfielded academic</span></div>
|
---|
553 |
|
---|
554 | <div class="txt" style="position:absolute; left:125px; top:384px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">documents and attempts to identify such indexing information as author, title,</span></div>
|
---|
555 |
|
---|
556 | <div class="txt" style="position:absolute; left:125px; top:408px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">reference list, etc. Obviously such a tool cannot attain 100% accuracy over a</span></div>
|
---|
557 |
|
---|
558 | <div class="txt" style="position:absolute; left:125px; top:432px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">heterogenous document collection, but in practice it appears useful in that it can</span></div>
|
---|
559 |
|
---|
560 | <div class="txt" style="position:absolute; left:125px; top:456px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">make a good first pass in processing a set of documents, providing an initial set</span></div>
|
---|
561 |
|
---|
562 | <div class="txt" style="position:absolute; left:125px; top:480px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">of parsed documents for analysis. The remaining (presumably much smaller) set</span></div>
|
---|
563 |
|
---|
564 | <div class="txt" style="position:absolute; left:125px; top:504px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">of unparsable documents can then be dealt with manually.</span></div>
|
---|
565 |
|
---|
566 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">â¢</span></div>
|
---|
567 |
|
---|
568 | <div class="txt" style="position:absolute; left:126px; top:552px;"><span class="p6f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">lack of consistency in field formatting: </span><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Current digital libraries usually acquire</span></div>
|
---|
569 |
|
---|
570 | <div class="txt" style="position:absolute; left:126px; top:576px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliographic information from either the authors of submitted articles or</span></div>
|
---|
571 |
|
---|
572 | <div class="txt" style="position:absolute; left:126px; top:600px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">automatic extraction routines (retrieving bibliographic details from catalog files</span></div>
|
---|
573 |
|
---|
574 | <div class="txt" style="position:absolute; left:126px; top:624px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">that may or may not be in a given document site, and that may or may not be in</span></div>
|
---|
575 |
|
---|
576 | <div class="txt" style="position:absolute; left:126px; top:648px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">an easily parsable form). Neither of these methods produce records with</span></div>
|
---|
577 |
|
---|
578 | <div class="txt" style="position:absolute; left:126px; top:672px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">standard formatting, which causes problems with automated bibliometric</span></div>
|
---|
579 |
|
---|
580 | <div class="txt" style="position:absolute; left:126px; top:696px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">analysis. Consider the following examples selected from entries in the hep-th</span></div>
|
---|
581 |
|
---|
582 | <div class="txt" style="position:absolute; left:126px; top:720px;"><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(high energy physics) collection of the </span><span class="p6f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">PHYSICS E</span><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">-</span><span class="p6f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">PRINT ARCHIVES</span><span class="p6f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">:</span></div>
|
---|
583 |
|
---|
584 | </div>
|
---|
585 |
|
---|
586 | </div>
|
---|
587 |
|
---|
588 |
|
---|
589 |
|
---|
590 | </Content>
|
---|
591 | </Section>
|
---|
592 | <Section>
|
---|
593 | <Description>
|
---|
594 | <Metadata name="Title">Page 7</Metadata>
|
---|
595 | </Description>
|
---|
596 | <Content>
|
---|
597 |
|
---|
598 | <div id="page7">
|
---|
599 |
|
---|
600 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
---|
601 |
|
---|
602 | .txt { white-space:nowrap; }
|
---|
603 |
|
---|
604 | .p7f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
605 |
|
---|
606 | .p7f1 { font-family:serif; font-weight:normal; font-style:normal; }
|
---|
607 |
|
---|
608 | .p7f2 { font-family:serif; font-weight:normal; font-style:italic; }
|
---|
609 |
|
---|
610 | .p7f3 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
611 |
|
---|
612 | </style>
|
---|
613 |
|
---|
614 | <img class="background" height="842" id="background7" src="_httpdocimg_/page7.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
615 |
|
---|
616 | <div class="txt" style="position:absolute; left:125px; top:72px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(i) Authors: A. Yu. Alekseev, V. Schomerus</span></div>
|
---|
617 |
|
---|
618 | <div class="txt" style="position:absolute; left:125px; top:96px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(ii) Authors: Adel Bilal and Ian. I. Kogan</span></div>
|
---|
619 |
|
---|
620 | <div class="txt" style="position:absolute; left:125px; top:120px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(iii) Authors: Paul S. Aspinwall and David R. Morrison (with an appendix</span></div>
|
---|
621 |
|
---|
622 | <div class="txt" style="position:absolute; left:162px; top:144px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">by Mark Gross)</span></div>
|
---|
623 |
|
---|
624 | <div class="txt" style="position:absolute; left:125px; top:168px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(iv) Authors: A. H. Chamseddine and Herbi Dreiner (ETH-Zurich)</span></div>
|
---|
625 |
|
---|
626 | <div class="txt" style="position:absolute; left:125px; top:216px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">In this case, typical for existing digital libraries, there is no standardized format</span></div>
|
---|
627 |
|
---|
628 | <div class="txt" style="position:absolute; left:125px; top:240px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">for authors' names (here, appearing with full names, initials plus last name, and</span></div>
|
---|
629 |
|
---|
630 | <div class="txt" style="position:absolute; left:125px; top:264px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">a mixture of the two); no standard convention for separating author names</span></div>
|
---|
631 |
|
---|
632 | <div class="txt" style="position:absolute; left:125px; top:288px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(here, either a comma or &quot;and&quot; are used); and parenthetical information can</span></div>
|
---|
633 |
|
---|
634 | <div class="txt" style="position:absolute; left:125px; top:312px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">include a variety of information such as the name of an associate author or the</span></div>
|
---|
635 |
|
---|
636 | <div class="txt" style="position:absolute; left:125px; top:336px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">institutional affiliations of an author. Manual processing or specially crafted</span></div>
|
---|
637 |
|
---|
638 | <div class="txt" style="position:absolute; left:125px; top:360px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">software would be required to reformat these fields for analysis.</span></div>
|
---|
639 |
|
---|
640 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">â¢</span></div>
|
---|
641 |
|
---|
642 | <div class="txt" style="position:absolute; left:125px; top:408px;"><span class="p7f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">duplicate entries: </span><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Digital libraries that draw documents from a variety of sources</span></div>
|
---|
643 |
|
---|
644 | <div class="txt" style="position:absolute; left:125px; top:432px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">may inadvertently contain duplicate items. Unfortunately, the irregular</span></div>
|
---|
645 |
|
---|
646 | <div class="txt" style="position:absolute; left:125px; top:456px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">formatting of the bibliographic information makes it difficult to automatically</span></div>
|
---|
647 |
|
---|
648 | <div class="txt" style="position:absolute; left:125px; top:480px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">detect these duplicates.</span></div>
|
---|
649 |
|
---|
650 | <div class="txt" style="position:absolute; left:90px; top:528px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">â¢</span></div>
|
---|
651 |
|
---|
652 | <div class="txt" style="position:absolute; left:125px; top:528px;"><span class="p7f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">implicit field tagging: </span><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">In some repositories, items are not explicitly tagged with</span></div>
|
---|
653 |
|
---|
654 | <div class="txt" style="position:absolute; left:125px; top:552px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">certain types of information â most commonly the document's date of</span></div>
|
---|
655 |
|
---|
656 | <div class="txt" style="position:absolute; left:125px; top:576px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">publication or production. Instead, the date is implicit in the document's title</span></div>
|
---|
657 |
|
---|
658 | <div class="txt" style="position:absolute; left:125px; top:600px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(eg, its numeration in a technical report series) or in the location of the document</span></div>
|
---|
659 |
|
---|
660 | <div class="txt" style="position:absolute; left:125px; top:624px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">in the file structure of the repository (eg, separate directories exist for each</span></div>
|
---|
661 |
|
---|
662 | <div class="txt" style="position:absolute; left:125px; top:648px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">year). A second common piece of implicit data is the authorsâ institutional</span></div>
|
---|
663 |
|
---|
664 | <div class="txt" style="position:absolute; left:125px; top:672px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">affiliations. This may be contained in the document itself (typically on a cover</span></div>
|
---|
665 |
|
---|
666 | <div class="txt" style="position:absolute; left:125px; top:696px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">page), or may be implicit in the documentâs location (for example, a</span></div>
|
---|
667 |
|
---|
668 | <div class="txt" style="position:absolute; left:125px; top:720px;"><span class="p7f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">corporationâs technical reports are stored in its ftp repository). Again, in these</span></div>
|
---|
669 |
|
---|
670 | </div>
|
---|
671 |
|
---|
672 | </div>
|
---|
673 |
|
---|
674 |
|
---|
675 |
|
---|
676 | </Content>
|
---|
677 | </Section>
|
---|
678 | <Section>
|
---|
679 | <Description>
|
---|
680 | <Metadata name="Title">Page 8</Metadata>
|
---|
681 | </Description>
|
---|
682 | <Content>
|
---|
683 |
|
---|
684 | <div id="page8">
|
---|
685 |
|
---|
686 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
---|
687 |
|
---|
688 | .txt { white-space:nowrap; }
|
---|
689 |
|
---|
690 | .p8f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
691 |
|
---|
692 | .p8f1 { font-family:serif; font-weight:normal; font-style:normal; }
|
---|
693 |
|
---|
694 | .p8f2 { font-family:serif; font-weight:normal; font-style:italic; }
|
---|
695 |
|
---|
696 | .p8f3 { font-family:serif; font-weight:bold; font-style:normal; }
|
---|
697 |
|
---|
698 | .p8f4 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
699 |
|
---|
700 | </style>
|
---|
701 |
|
---|
702 | <img class="background" height="842" id="background8" src="_httpdocimg_/page8.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
703 |
|
---|
704 | <div class="txt" style="position:absolute; left:125px; top:72px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">cases special processing is required to append this field information to a</span></div>
|
---|
705 |
|
---|
706 | <div class="txt" style="position:absolute; left:125px; top:96px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">document record for bibliometric analysis.</span></div>
|
---|
707 |
|
---|
708 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">â¢</span></div>
|
---|
709 |
|
---|
710 | <div class="txt" style="position:absolute; left:126px; top:144px;"><span class="p8f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">extraction of document text: </span><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Few of the documents stored in the research-</span></div>
|
---|
711 |
|
---|
712 | <div class="txt" style="position:absolute; left:126px; top:168px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">oriented digital libraries discussed in this paper are straight ascii text; instead,</span></div>
|
---|
713 |
|
---|
714 | <div class="txt" style="position:absolute; left:126px; top:192px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">documents may appear in a variety of file formats, such as LaTeX, PostScript,</span></div>
|
---|
715 |
|
---|
716 | <div class="txt" style="position:absolute; left:126px; top:216px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">PDF, etc. If the contents of the documents are to be automatically processed</span></div>
|
---|
717 |
|
---|
718 | <div class="txt" style="position:absolute; left:126px; top:240px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(for example, to count the words in a document, or to extract reference</span></div>
|
---|
719 |
|
---|
720 | <div class="txt" style="position:absolute; left:126px; top:264px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">publication dates for an obsolescence study), then the text must be extracted.</span></div>
|
---|
721 |
|
---|
722 | <div class="txt" style="position:absolute; left:126px; top:288px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Utilities are available to convert most common document formats to ascii.</span></div>
|
---|
723 |
|
---|
724 | <div class="txt" style="position:absolute; left:126px; top:336px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">It is likely that many of these problems will be addressed as the Internet-based</span></div>
|
---|
725 |
|
---|
726 | <div class="txt" style="position:absolute; left:90px; top:360px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">document indexing systems mature. Even minor changes can greatly increase the</span></div>
|
---|
727 |
|
---|
728 | <div class="txt" style="position:absolute; left:90px; top:384px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">useability of a bibliographic database for bibliometric research. For example, the</span></div>
|
---|
729 |
|
---|
730 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">addition of an explicit date tag to many online databases in 1975 sparked new</span></div>
|
---|
731 |
|
---|
732 | <div class="txt" style="position:absolute; left:90px; top:432px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">applications in time series research [3].</span></div>
|
---|
733 |
|
---|
734 | <div class="txt" style="position:absolute; left:90px; top:480px;"><span class="p8f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">3. Opportunities for applications of bibliometric techniques</span></div>
|
---|
735 |
|
---|
736 | <div class="txt" style="position:absolute; left:126px; top:528px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">One type of bibliometric research concentrates on quantifying fundamental,</span></div>
|
---|
737 |
|
---|
738 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">structural details about a subject literature: how many items are published, how many</span></div>
|
---|
739 |
|
---|
740 | <div class="txt" style="position:absolute; left:90px; top:576px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">authors are publishing, over what time period documents are likely to be used, etc.</span></div>
|
---|
741 |
|
---|
742 | <div class="txt" style="position:absolute; left:90px; top:600px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">More complex studies analyze the relationships between documents, such as how</span></div>
|
---|
743 |
|
---|
744 | <div class="txt" style="position:absolute; left:90px; top:624px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">documents cluster into subjects. The following examples give a flavour of the</span></div>
|
---|
745 |
|
---|
746 | <div class="txt" style="position:absolute; left:90px; top:648px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliometric research that is possible using the emerging digital libraries:</span></div>
|
---|
747 |
|
---|
748 | <div class="txt" style="position:absolute; left:90px; top:696px;"><span class="p8f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">examining the âphysicalâ characteristics of archived documents</span></div>
|
---|
749 |
|
---|
750 | <div class="txt" style="position:absolute; left:126px; top:720px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">One relatively straightforward type of bibliometric study characterizes the</span></div>
|
---|
751 |
|
---|
752 | <div class="txt" style="position:absolute; left:90px; top:744px;"><span class="p8f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">formats of different literatures. For example, Figure 1 presents a the range of the size</span></div>
|
---|
753 |
|
---|
754 | </div>
|
---|
755 |
|
---|
756 | </div>
|
---|
757 |
|
---|
758 |
|
---|
759 |
|
---|
760 | </Content>
|
---|
761 | </Section>
|
---|
762 | <Section>
|
---|
763 | <Description>
|
---|
764 | <Metadata name="Title">Page 9</Metadata>
|
---|
765 | </Description>
|
---|
766 | <Content>
|
---|
767 |
|
---|
768 | <div id="page9">
|
---|
769 |
|
---|
770 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
---|
771 |
|
---|
772 | .txt { white-space:nowrap; }
|
---|
773 |
|
---|
774 | .p9f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
775 |
|
---|
776 | .p9f1 { font-family:serif; font-weight:normal; font-style:normal; }
|
---|
777 |
|
---|
778 | .p9f2 { font-family:serif; font-weight:normal; font-style:italic; }
|
---|
779 |
|
---|
780 | .p9f3 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
781 |
|
---|
782 | </style>
|
---|
783 |
|
---|
784 | <img class="background" height="842" id="background9" src="_httpdocimg_/page9.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
785 |
|
---|
786 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">of computer science technical reports as measured by their length in pages. Of the</span></div>
|
---|
787 |
|
---|
788 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">45,720 documents in the CSTR collection as of April 1998, nearly 1600 did not contain</span></div>
|
---|
789 |
|
---|
790 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">page divisions in their files (and hence are excluded from analysis). Note that the</span></div>
|
---|
791 |
|
---|
792 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">number of pages in the shorter documents (&lt;50 pages) falls into an approximately</span></div>
|
---|
793 |
|
---|
794 | <div class="txt" style="position:absolute; left:90px; top:168px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">normal distribution (slightly skewed to the left), while presumably the longer</span></div>
|
---|
795 |
|
---|
796 | <div class="txt" style="position:absolute; left:90px; top:192px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">documents represent Mastersâ and Doctoral theses. A surprising number of documents</span></div>
|
---|
797 |
|
---|
798 | <div class="txt" style="position:absolute; left:90px; top:216px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">are very short (between one and 5 pages); these may represent the type of condensed</span></div>
|
---|
799 |
|
---|
800 | <div class="txt" style="position:absolute; left:90px; top:240px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">results frequently found in the âtechnical notesâ, âshort papersâ, and âposter sessionsâ</span></div>
|
---|
801 |
|
---|
802 | <div class="txt" style="position:absolute; left:90px; top:264px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">of computing conferences and journals. The average number of pages per document,</span></div>
|
---|
803 |
|
---|
804 | <div class="txt" style="position:absolute; left:90px; top:288px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">27.5, appears to be slightly longer than the common upper bound for a computing</span></div>
|
---|
805 |
|
---|
806 | <div class="txt" style="position:absolute; left:90px; top:312px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">journal article, although this observation must be confirmed by a similar study of the</span></div>
|
---|
807 |
|
---|
808 | <div class="txt" style="position:absolute; left:90px; top:336px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">lengths of formally published computing articles.</span></div>
|
---|
809 |
|
---|
810 | <div class="txt" style="position:absolute; left:126px; top:360px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">This type of analysis is of particular interest for technical reports, since they</span></div>
|
---|
811 |
|
---|
812 | <div class="txt" style="position:absolute; left:90px; top:384px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">have not been studied in the same detail as formally published papers. A comparison of</span></div>
|
---|
813 |
|
---|
814 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">the physical characteristics of the formal and informal literature could provide</span></div>
|
---|
815 |
|
---|
816 | <div class="txt" style="position:absolute; left:90px; top:432px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">supporting evidence for common beliefs about the relationship between the two types</span></div>
|
---|
817 |
|
---|
818 | <div class="txt" style="position:absolute; left:90px; top:456px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">of documents. For example, do publishing constraints force journal and proceedings</span></div>
|
---|
819 |
|
---|
820 | <div class="txt" style="position:absolute; left:90px; top:480px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">articles to be shorter than technical reports, and therefore presumably omit technical</span></div>
|
---|
821 |
|
---|
822 | <div class="txt" style="position:absolute; left:90px; top:504px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">details of findings? Do technical reports contain more/less extensive reference sections?</span></div>
|
---|
823 |
|
---|
824 | <div class="txt" style="position:absolute; left:90px; top:528px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">If reference sections of technical reports are longer than those of published articles, then</span></div>
|
---|
825 |
|
---|
826 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">citation links are being ommitted in published works; if technical reports contain fewer</span></div>
|
---|
827 |
|
---|
828 | <div class="txt" style="position:absolute; left:90px; top:576px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">references, then this may confirm earlier indications that computer scientists tend to</span></div>
|
---|
829 |
|
---|
830 | <div class="txt" style="position:absolute; left:90px; top:600px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">âresearch firstâ and do literature surveys later [6].</span></div>
|
---|
831 |
|
---|
832 | <div class="txt" style="position:absolute; left:90px; top:648px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Figure 1. Range of sizes of CS technical reports, measured by number of pages</span></div>
|
---|
833 |
|
---|
834 | <div class="txt" style="position:absolute; left:90px; top:696px;"><span class="p9f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">obsolescence studies.</span></div>
|
---|
835 |
|
---|
836 | <div class="txt" style="position:absolute; left:126px; top:720px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">A document is considered obsolete when it is no longer referenced by the</span></div>
|
---|
837 |
|
---|
838 | <div class="txt" style="position:absolute; left:90px; top:744px;"><span class="p9f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">current literature. Typically, documents receive their greatest number and frequency of</span></div>
|
---|
839 |
|
---|
840 | </div>
|
---|
841 |
|
---|
842 | </div>
|
---|
843 |
|
---|
844 |
|
---|
845 |
|
---|
846 | </Content>
|
---|
847 | </Section>
|
---|
848 | <Section>
|
---|
849 | <Description>
|
---|
850 | <Metadata name="Title">Page 10</Metadata>
|
---|
851 | </Description>
|
---|
852 | <Content>
|
---|
853 |
|
---|
854 | <div id="page10">
|
---|
855 |
|
---|
856 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
---|
857 |
|
---|
858 | .txt { white-space:nowrap; }
|
---|
859 |
|
---|
860 | .p10f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
861 |
|
---|
862 | .p10f1 { font-family:serif; font-weight:normal; font-style:normal; }
|
---|
863 |
|
---|
864 | .p10f2 { font-family:serif; font-weight:normal; font-style:italic; }
|
---|
865 |
|
---|
866 | .p10f3 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
867 |
|
---|
868 | </style>
|
---|
869 |
|
---|
870 | <img class="background" height="842" id="background10" src="_httpdocimg_/page10.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
871 |
|
---|
872 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">citations immediately after publication, and the frequency of citation falls rapidly as time</span></div>
|
---|
873 |
|
---|
874 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">passes. One technique for estimating the obsolescence rate of a body of literatureâ the</span></div>
|
---|
875 |
|
---|
876 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p10f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">synchronous </span><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">method â is to find the median date in the references of the documents.</span></div>
|
---|
877 |
|
---|
878 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">This median date is subtracted from the year of publication for the documents, yielding</span></div>
|
---|
879 |
|
---|
880 | <div class="txt" style="position:absolute; left:90px; top:168px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">the </span><span class="p10f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">median citation age</span><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">. As would be expected, this median varies between the</span></div>
|
---|
881 |
|
---|
882 | <div class="txt" style="position:absolute; left:90px; top:192px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">disciplines. Typically the social sciences and arts have a higher median citation age</span></div>
|
---|
883 |
|
---|
884 | <div class="txt" style="position:absolute; left:90px; top:216px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">than the âhardâ sciences and engineering, indicating that documents obsolesce more</span></div>
|
---|
885 |
|
---|
886 | <div class="txt" style="position:absolute; left:90px; top:240px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">quickly for the latter fields.</span></div>
|
---|
887 |
|
---|
888 | <div class="txt" style="position:absolute; left:126px; top:264px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">As noted in Section 2, references are not generally explicitly tagged in existing</span></div>
|
---|
889 |
|
---|
890 | <div class="txt" style="position:absolute; left:90px; top:288px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">digital repositories. However, reference dates can usually be extracted from the</span></div>
|
---|
891 |
|
---|
892 | <div class="txt" style="position:absolute; left:90px; top:312px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">document text by first locating the reference section (usually delimited by a &quot;references&quot;</span></div>
|
---|
893 |
|
---|
894 | <div class="txt" style="position:absolute; left:90px; top:336px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">or &quot;bibliography&quot; section heading), and then extracting all numbers in the appropriate</span></div>
|
---|
895 |
|
---|
896 | <div class="txt" style="position:absolute; left:90px; top:360px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">ranges for dates for the field under study.</span></div>
|
---|
897 |
|
---|
898 | <div class="txt" style="position:absolute; left:126px; top:384px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">To illustrate this process, 188 technical reports were sampled from Internet-</span></div>
|
---|
899 |
|
---|
900 | <div class="txt" style="position:absolute; left:90px; top:407px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">accessible repositories</span><span class="p10f1" style="font-size:6px;vertical-align:super;color:rgba(0,0,0,1);">1 </span><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">and used as source documents for a synchronous obsolescence</span></div>
|
---|
901 |
|
---|
902 | <div class="txt" style="position:absolute; left:90px; top:432px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">study. Conveniently, the repositories chosen organize technical reports into sub-</span></div>
|
---|
903 |
|
---|
904 | <div class="txt" style="position:absolute; left:90px; top:456px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">directories by their date of publication. The reference dates for each technical report</span></div>
|
---|
905 |
|
---|
906 | <div class="txt" style="position:absolute; left:90px; top:480px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">were automatically extracted by software that scanned the documentâs file for numbers</span></div>
|
---|
907 |
|
---|
908 | <div class="txt" style="position:absolute; left:90px; top:504px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">of the form 19XX, since previous studies indicate that few if any computing reports</span></div>
|
---|
909 |
|
---|
910 | <div class="txt" style="position:absolute; left:90px; top:528px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">reference documents published in previous centuries [5]. Table 1 presents the median</span></div>
|
---|
911 |
|
---|
912 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">citation age calculated for these documents, broken down by repository and the year of</span></div>
|
---|
913 |
|
---|
914 | <div class="txt" style="position:absolute; left:90px; top:576px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">publication for the source documents from which the reference dates were extracted:</span></div>
|
---|
915 |
|
---|
916 | <div class="txt" style="position:absolute; left:90px; top:624px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Table 1. Median citation ages for technical report repositories</span></div>
|
---|
917 |
|
---|
918 | <div class="txt" style="position:absolute; left:126px; top:672px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">The median citation age ranges between 2 and 4 years, which is consistent with</span></div>
|
---|
919 |
|
---|
920 | <div class="txt" style="position:absolute; left:90px; top:696px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">previous examinations of computing and information systems literature ([5], [4]).</span></div>
|
---|
921 |
|
---|
922 | <div class="txt" style="position:absolute; left:90px; top:720px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">When graphed, the distribution of reference dates show the exponential curve typically</span></div>
|
---|
923 |
|
---|
924 | <div class="txt" style="position:absolute; left:90px; top:744px;"><span class="p10f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">found in obsolescence studies, including the final droop due to an âimmediacy effectâ</span></div>
|
---|
925 |
|
---|
926 | </div>
|
---|
927 |
|
---|
928 | </div>
|
---|
929 |
|
---|
930 |
|
---|
931 |
|
---|
932 | </Content>
|
---|
933 | </Section>
|
---|
934 | </Section>
|
---|
935 | <Section>
|
---|
936 | <Description>
|
---|
937 | <Metadata name="Title">Pages 11-20</Metadata>
|
---|
938 | </Description>
|
---|
939 | <Content>
|
---|
940 |
|
---|
941 | </Content>
|
---|
942 | <Section>
|
---|
943 | <Description>
|
---|
944 | <Metadata name="Title">Page 11</Metadata>
|
---|
945 | </Description>
|
---|
946 | <Content>
|
---|
947 |
|
---|
948 | <div id="page11">
|
---|
949 |
|
---|
950 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
---|
951 |
|
---|
952 | .txt { white-space:nowrap; }
|
---|
953 |
|
---|
954 | .p11f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
955 |
|
---|
956 | .p11f1 { font-family:serif; font-weight:normal; font-style:normal; }
|
---|
957 |
|
---|
958 | .p11f2 { font-family:serif; font-weight:normal; font-style:italic; }
|
---|
959 |
|
---|
960 | .p11f3 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
961 |
|
---|
962 | </style>
|
---|
963 |
|
---|
964 | <img class="background" height="842" id="background11" src="_httpdocimg_/page11.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
965 |
|
---|
966 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">as fewer very new documents are available for citation [7]. These types of results</span></div>
|
---|
967 |
|
---|
968 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">provide confirmation that references used in computer science technical reports (the pre-</span></div>
|
---|
969 |
|
---|
970 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">eminent âgrey literatureâ of the computing field) conforms to the same patterns as</span></div>
|
---|
971 |
|
---|
972 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">references found in the formally published literature.</span></div>
|
---|
973 |
|
---|
974 | <div class="txt" style="position:absolute; left:90px; top:192px;"><span class="p11f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">co-citation and bibliographic coupling studies</span></div>
|
---|
975 |
|
---|
976 | <div class="txt" style="position:absolute; left:126px; top:216px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">The rate at which documents cite each other (co-citation) or cite the same</span></div>
|
---|
977 |
|
---|
978 | <div class="txt" style="position:absolute; left:90px; top:240px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">documents (bibliographic coupling) can be used to produce &quot;maps&quot; of a subject</span></div>
|
---|
979 |
|
---|
980 | <div class="txt" style="position:absolute; left:90px; top:264px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">literature. These techniques rely on analysis of the references of documents, and these</span></div>
|
---|
981 |
|
---|
982 | <div class="txt" style="position:absolute; left:90px; top:288px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">references must be in a common format. While digital libraries contain full text of</span></div>
|
---|
983 |
|
---|
984 | <div class="txt" style="position:absolute; left:90px; top:312px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">documents, their references are not standardized, and indeed are not even tagged as</span></div>
|
---|
985 |
|
---|
986 | <div class="txt" style="position:absolute; left:90px; top:336px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">such. To perform these studies the references must be manually extracted and</span></div>
|
---|
987 |
|
---|
988 | <div class="txt" style="position:absolute; left:90px; top:360px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">processedâa tedious process that is only worthwhile for documents (such as technical</span></div>
|
---|
989 |
|
---|
990 | <div class="txt" style="position:absolute; left:90px; top:384px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">reports) that are not included in existing citation databases such as the Science Citation</span></div>
|
---|
991 |
|
---|
992 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Index and Social Science Citation Index.</span></div>
|
---|
993 |
|
---|
994 | <div class="txt" style="position:absolute; left:90px; top:456px;"><span class="p11f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">detecting cycles or regularities in the rate of production of research</span></div>
|
---|
995 |
|
---|
996 | <div class="txt" style="position:absolute; left:126px; top:480px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Analysis of trends in the production of technical reports can give indications</span></div>
|
---|
997 |
|
---|
998 | <div class="txt" style="position:absolute; left:90px; top:504px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">about working conditions that affect research; for example, is more research produced</span></div>
|
---|
999 |
|
---|
1000 | <div class="txt" style="position:absolute; left:90px; top:528px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">over the summer, when the teaching load is lighter? or is research steadily produced</span></div>
|
---|
1001 |
|
---|
1002 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">throughout the year?</span></div>
|
---|
1003 |
|
---|
1004 | <div class="txt" style="position:absolute; left:90px; top:600px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Figure 2. Distribution of the number of documents submitted to hep-th, 1992-1994</span></div>
|
---|
1005 |
|
---|
1006 | <div class="txt" style="position:absolute; left:126px; top:648px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Figures 2 and 3 present statistics on document accumulation in the hep-th (high</span></div>
|
---|
1007 |
|
---|
1008 | <div class="txt" style="position:absolute; left:90px; top:672px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">energy physics) e-print server, a part of the </span><span class="p11f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">PHYSICS E</span><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">-</span><span class="p11f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">PRINT ARCHIVE</span><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">. This system</span></div>
|
---|
1009 |
|
---|
1010 | <div class="txt" style="position:absolute; left:90px; top:696px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">is one of the oldest formal pre-print archives, and has become the primary means for</span></div>
|
---|
1011 |
|
---|
1012 | <div class="txt" style="position:absolute; left:90px; top:720px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">information dissemination in its field. Examination of these figures reveals several</span></div>
|
---|
1013 |
|
---|
1014 | <div class="txt" style="position:absolute; left:90px; top:744px;"><span class="p11f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">trends. Clearly the absolute number of documents deposited in the repository has</span></div>
|
---|
1015 |
|
---|
1016 | </div>
|
---|
1017 |
|
---|
1018 | </div>
|
---|
1019 |
|
---|
1020 |
|
---|
1021 |
|
---|
1022 | </Content>
|
---|
1023 | </Section>
|
---|
1024 | <Section>
|
---|
1025 | <Description>
|
---|
1026 | <Metadata name="Title">Page 12</Metadata>
|
---|
1027 | </Description>
|
---|
1028 | <Content>
|
---|
1029 |
|
---|
1030 | <div id="page12">
|
---|
1031 |
|
---|
1032 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
---|
1033 |
|
---|
1034 | .txt { white-space:nowrap; }
|
---|
1035 |
|
---|
1036 | .p12f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
1037 |
|
---|
1038 | .p12f1 { font-family:serif; font-weight:normal; font-style:normal; }
|
---|
1039 |
|
---|
1040 | .p12f2 { font-family:serif; font-weight:bold; font-style:normal; }
|
---|
1041 |
|
---|
1042 | .p12f3 { font-family:serif; font-weight:normal; font-style:italic; }
|
---|
1043 |
|
---|
1044 | .p12f4 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
1045 |
|
---|
1046 | </style>
|
---|
1047 |
|
---|
1048 | <img class="background" height="842" id="background12" src="_httpdocimg_/page12.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
1049 |
|
---|
1050 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">tended to increase over the time period. For all three years, research production has its</span></div>
|
---|
1051 |
|
---|
1052 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">lowest point in January and February, increases through May and June, then decreases</span></div>
|
---|
1053 |
|
---|
1054 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">until August and September. At that point the rate of production steps up, reaching a</span></div>
|
---|
1055 |
|
---|
1056 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">yearly peak in November and December. This pattern is less clear for 1992, which</span></div>
|
---|
1057 |
|
---|
1058 | <div class="txt" style="position:absolute; left:90px; top:168px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">might be expected as the archive was established in mid-1991.</span></div>
|
---|
1059 |
|
---|
1060 | <div class="txt" style="position:absolute; left:93px; top:216px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Figure 3. Distribution of the percentage of documents submitted to hep-th, 1992-1994</span></div>
|
---|
1061 |
|
---|
1062 | <div class="txt" style="position:absolute; left:90px; top:264px;"><span class="p12f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">4. Analysis of usage data</span></div>
|
---|
1063 |
|
---|
1064 | <div class="txt" style="position:absolute; left:126px; top:312px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">The emerging Internet-based digital libraries will permit research on scientific</span></div>
|
---|
1065 |
|
---|
1066 | <div class="txt" style="position:absolute; left:90px; top:336px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">information collection and use at a much finer grain than is possible with current paper</span></div>
|
---|
1067 |
|
---|
1068 | <div class="txt" style="position:absolute; left:90px; top:360px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">libraries or online bibliographic databases. Current bibliometric or scientometric</span></div>
|
---|
1069 |
|
---|
1070 | <div class="txt" style="position:absolute; left:90px; top:384px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">research of this type must measure information use indirectly â for example, through</span></div>
|
---|
1071 |
|
---|
1072 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">examination of the list of references appended to published articles. However, it is well</span></div>
|
---|
1073 |
|
---|
1074 | <div class="txt" style="position:absolute; left:90px; top:432px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">known that authors do not necessarily include in the reference list all documents that</span></div>
|
---|
1075 |
|
---|
1076 | <div class="txt" style="position:absolute; left:90px; top:456px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">could have been cited, and conversely that not all references listed may have been</span></div>
|
---|
1077 |
|
---|
1078 | <div class="txt" style="position:absolute; left:90px; top:480px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">actually âusedâ in performing the research; citation behavior can be affected by a</span></div>
|
---|
1079 |
|
---|
1080 | <div class="txt" style="position:absolute; left:90px; top:504px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">number of motivating factors (Garfield lists </span><span class="p12f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">15 </span><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">possible reasons in [8]).</span></div>
|
---|
1081 |
|
---|
1082 | <div class="txt" style="position:absolute; left:126px; top:528px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Digital library transaction logs provide a powerful tool for direct analysis of</span></div>
|
---|
1083 |
|
---|
1084 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">document âusageâ: since digital libraries contain the actual document (rather than only a</span></div>
|
---|
1085 |
|
---|
1086 | <div class="txt" style="position:absolute; left:90px; top:576px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">document surrogate), the relative amount of âuseâ that a digital libraryâs clients make of</span></div>
|
---|
1087 |
|
---|
1088 | <div class="txt" style="position:absolute; left:90px; top:600px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">a given document sees can be estimated from the number of times the document file is</span></div>
|
---|
1089 |
|
---|
1090 | <div class="txt" style="position:absolute; left:90px; top:624px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">downloaded (and, presumably, the document is read). Note that file downloading is a</span></div>
|
---|
1091 |
|
---|
1092 | <div class="txt" style="position:absolute; left:90px; top:648px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">much stronger statement on the part of the user than, for example, having a</span></div>
|
---|
1093 |
|
---|
1094 | <div class="txt" style="position:absolute; left:90px; top:672px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliographic record appear in the query result set for a conventional bibliographic</span></div>
|
---|
1095 |
|
---|
1096 | <div class="txt" style="position:absolute; left:90px; top:696px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">system; the user downloads only </span><span class="p12f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">after </span><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">the document has been found potentially relevant</span></div>
|
---|
1097 |
|
---|
1098 | <div class="txt" style="position:absolute; left:90px; top:720px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">through examination of its document surrogate. Additionally, downloading is</span></div>
|
---|
1099 |
|
---|
1100 | <div class="txt" style="position:absolute; left:90px; top:744px;"><span class="p12f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">frequently time-consuming and sometimes costly (depending on local pricing for</span></div>
|
---|
1101 |
|
---|
1102 | </div>
|
---|
1103 |
|
---|
1104 | </div>
|
---|
1105 |
|
---|
1106 |
|
---|
1107 |
|
---|
1108 | </Content>
|
---|
1109 | </Section>
|
---|
1110 | <Section>
|
---|
1111 | <Description>
|
---|
1112 | <Metadata name="Title">Page 13</Metadata>
|
---|
1113 | </Description>
|
---|
1114 | <Content>
|
---|
1115 |
|
---|
1116 | <div id="page13">
|
---|
1117 |
|
---|
1118 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
---|
1119 |
|
---|
1120 | .txt { white-space:nowrap; }
|
---|
1121 |
|
---|
1122 | .p13f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
1123 |
|
---|
1124 | .p13f1 { font-family:serif; font-weight:normal; font-style:normal; }
|
---|
1125 |
|
---|
1126 | .p13f2 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
1127 |
|
---|
1128 | </style>
|
---|
1129 |
|
---|
1130 | <img class="background" height="842" id="background13" src="_httpdocimg_/page13.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
1131 |
|
---|
1132 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Internet access). Downloaded documents are therefore highly likely at least to be</span></div>
|
---|
1133 |
|
---|
1134 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">scanned, if not read closely. The transaction logs for a digital library can provide a</span></div>
|
---|
1135 |
|
---|
1136 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">global picture of the use of documents in the collection, since all user interactions with</span></div>
|
---|
1137 |
|
---|
1138 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">the library can be automatically logged for analysis. By contrast, it is of course</span></div>
|
---|
1139 |
|
---|
1140 | <div class="txt" style="position:absolute; left:90px; top:168px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">impossible to track usage of print bibliographies, and very difficult to monitor usage of</span></div>
|
---|
1141 |
|
---|
1142 | <div class="txt" style="position:absolute; left:90px; top:192px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliographic data available on CD-ROM across more than one or two sites.</span></div>
|
---|
1143 |
|
---|
1144 | <div class="txt" style="position:absolute; left:126px; top:216px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Furthermore, analysis of search requests by geographic location, institution,</span></div>
|
---|
1145 |
|
---|
1146 | <div class="txt" style="position:absolute; left:90px; top:240px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">and sometimes even individual user are also possible. As an example, Table 2 presents</span></div>
|
---|
1147 |
|
---|
1148 | <div class="txt" style="position:absolute; left:90px; top:264px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">a portion of the summary of usage statistics (broken down by domain code) for queries</span></div>
|
---|
1149 |
|
---|
1150 | <div class="txt" style="position:absolute; left:90px; top:288px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">to the computer science technical collection of the </span><span class="p13f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">NEW ZEALAND DIGITAL LIBRARY</span><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">.</span></div>
|
---|
1151 |
|
---|
1152 | <div class="txt" style="position:absolute; left:90px; top:312px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Examination of the data indicates that the heaviest use of the collection comes from</span></div>
|
---|
1153 |
|
---|
1154 | <div class="txt" style="position:absolute; left:90px; top:336px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">North America, Europe (particularly Germany and Finland), as well as the local New</span></div>
|
---|
1155 |
|
---|
1156 | <div class="txt" style="position:absolute; left:90px; top:360px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Zealand community and nearby Australia. As expected for such a collection, a large</span></div>
|
---|
1157 |
|
---|
1158 | <div class="txt" style="position:absolute; left:90px; top:384px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">proportion of users are from educational (.edu) institutions; surprisingly, however, a</span></div>
|
---|
1159 |
|
---|
1160 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">similar number of queries come from commercial (.com) organizations, indicating</span></div>
|
---|
1161 |
|
---|
1162 | <div class="txt" style="position:absolute; left:90px; top:432px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">perhaps that the documents are seeing use in commercial research and development</span></div>
|
---|
1163 |
|
---|
1164 | <div class="txt" style="position:absolute; left:90px; top:456px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">units.</span></div>
|
---|
1165 |
|
---|
1166 | <div class="txt" style="position:absolute; left:90px; top:492px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Table 2. Accesses to the </span><span class="p13f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">NEW ZEALAND DIGITAL LIBRARY </span><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">CS collection by Domain</span></div>
|
---|
1167 |
|
---|
1168 | <div class="txt" style="position:absolute; left:90px; top:504px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Code</span></div>
|
---|
1169 |
|
---|
1170 | <div class="txt" style="position:absolute; left:126px; top:555px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Of course, usage levels can also be further broken down by IP number</span></div>
|
---|
1171 |
|
---|
1172 | <div class="txt" style="position:absolute; left:90px; top:579px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(indicating institutions), and systems requiring users to register may also be able to</span></div>
|
---|
1173 |
|
---|
1174 | <div class="txt" style="position:absolute; left:90px; top:603px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">analyze usage on an individual basis. Since the query strings themselves are also</span></div>
|
---|
1175 |
|
---|
1176 | <div class="txt" style="position:absolute; left:90px; top:627px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">recorded in the transaction logs, this domain/institution/individual activity could also be</span></div>
|
---|
1177 |
|
---|
1178 | <div class="txt" style="position:absolute; left:90px; top:651px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">linked to specific subjects through the query terms. Summaries of this type could be</span></div>
|
---|
1179 |
|
---|
1180 | <div class="txt" style="position:absolute; left:90px; top:675px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">invaluable for studies of geographic diffusion and distribution of research topics.</span></div>
|
---|
1181 |
|
---|
1182 | <div class="txt" style="position:absolute; left:126px; top:699px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Transaction log analysis can also indicate time-related patterns in the</span></div>
|
---|
1183 |
|
---|
1184 | <div class="txt" style="position:absolute; left:90px; top:723px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">information seeking behavior of digital library users. As a sample of this type of</span></div>
|
---|
1185 |
|
---|
1186 | <div class="txt" style="position:absolute; left:90px; top:747px;"><span class="p13f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">analysis, Paul Ginsparg notes a seven day periodicity in the number of search requests</span></div>
|
---|
1187 |
|
---|
1188 | </div>
|
---|
1189 |
|
---|
1190 | </div>
|
---|
1191 |
|
---|
1192 |
|
---|
1193 |
|
---|
1194 | </Content>
|
---|
1195 | </Section>
|
---|
1196 | <Section>
|
---|
1197 | <Description>
|
---|
1198 | <Metadata name="Title">Page 14</Metadata>
|
---|
1199 | </Description>
|
---|
1200 | <Content>
|
---|
1201 |
|
---|
1202 | <div id="page14">
|
---|
1203 |
|
---|
1204 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
---|
1205 |
|
---|
1206 | .txt { white-space:nowrap; }
|
---|
1207 |
|
---|
1208 | .p14f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
1209 |
|
---|
1210 | .p14f1 { font-family:serif; font-weight:normal; font-style:normal; }
|
---|
1211 |
|
---|
1212 | .p14f2 { font-family:serif; font-weight:bold; font-style:normal; }
|
---|
1213 |
|
---|
1214 | .p14f3 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
1215 |
|
---|
1216 | </style>
|
---|
1217 |
|
---|
1218 | <img class="background" height="842" id="background14" src="_httpdocimg_/page14.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
1219 |
|
---|
1220 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">made to the </span><span class="p14f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">PHYSICS E</span><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">-</span><span class="p14f1" style="font-size:9px;vertical-align:baseline;color:rgba(0,0,0,1);">PRINT </span><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">archives (Figure 4, reproduced from [9]). From this he</span></div>
|
---|
1221 |
|
---|
1222 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">adduces that many physicists do not yet have weekend access to the Internet (an</span></div>
|
---|
1223 |
|
---|
1224 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">alternative, slightly more cynical hypothesis is that even high energy theoretical</span></div>
|
---|
1225 |
|
---|
1226 | <div class="txt" style="position:absolute; left:90px; top:144px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">physicists take the weekend off).</span></div>
|
---|
1227 |
|
---|
1228 | <div class="txt" style="position:absolute; left:128px; top:192px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Figure 4. Summary of search requests to the physics pre-print archives</span></div>
|
---|
1229 |
|
---|
1230 | <div class="txt" style="position:absolute; left:90px; top:240px;"><span class="p14f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">5. Conclusion</span></div>
|
---|
1231 |
|
---|
1232 | <div class="txt" style="position:absolute; left:126px; top:288px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">This study suggests opportunities for conducting bibliometric research on the</span></div>
|
---|
1233 |
|
---|
1234 | <div class="txt" style="position:absolute; left:90px; top:312px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">evolving digital libraries. These repositories are suitable platforms for conventional</span></div>
|
---|
1235 |
|
---|
1236 | <div class="txt" style="position:absolute; left:90px; top:336px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliometric techniques (such as obsolescence studies, quantification of physical</span></div>
|
---|
1237 |
|
---|
1238 | <div class="txt" style="position:absolute; left:90px; top:360px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">characteristics of documents comprising a subject literature, time analysis, etc.). The</span></div>
|
---|
1239 |
|
---|
1240 | <div class="txt" style="position:absolute; left:90px; top:384px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">ability to directly monitor access to documents in digital libraries also enables</span></div>
|
---|
1241 |
|
---|
1242 | <div class="txt" style="position:absolute; left:90px; top:408px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">researchers to explicitly quantify document usage, as well as to implicitly measure</span></div>
|
---|
1243 |
|
---|
1244 | <div class="txt" style="position:absolute; left:90px; top:432px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">usage through citations. Additional facilities could aid in the performance of</span></div>
|
---|
1245 |
|
---|
1246 | <div class="txt" style="position:absolute; left:90px; top:456px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliographic experiments, such as: improved tagging of document fields; provision of</span></div>
|
---|
1247 |
|
---|
1248 | <div class="txt" style="position:absolute; left:90px; top:480px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">utilities to strip out titles, authors, etc. from common document formats; and the ability</span></div>
|
---|
1249 |
|
---|
1250 | <div class="txt" style="position:absolute; left:90px; top:504px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">to easily eliminate duplicate entries from downloaded library subsets. Unfortunately,</span></div>
|
---|
1251 |
|
---|
1252 | <div class="txt" style="position:absolute; left:90px; top:528px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">the most useful of these additional facilities â those associated with a higher degree of</span></div>
|
---|
1253 |
|
---|
1254 | <div class="txt" style="position:absolute; left:90px; top:552px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">cataloging â run counter to the underlying philosophy of many digital libraries: to</span></div>
|
---|
1255 |
|
---|
1256 | <div class="txt" style="position:absolute; left:90px; top:576px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">avoid, if possible, manual processing and formal cataloging of documents. While</span></div>
|
---|
1257 |
|
---|
1258 | <div class="txt" style="position:absolute; left:90px; top:600px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">adherence to this principle can limit the accuracy of fielded searching (or indeed,</span></div>
|
---|
1259 |
|
---|
1260 | <div class="txt" style="position:absolute; left:90px; top:624px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">preclude it altogether), it can also avoid the cataloging bottleneck and permit digital</span></div>
|
---|
1261 |
|
---|
1262 | <div class="txt" style="position:absolute; left:90px; top:648px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">libraries to provide access to larger numbers of documents.</span></div>
|
---|
1263 |
|
---|
1264 | <div class="txt" style="position:absolute; left:126px; top:672px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">The digital libraries complement the information currently available through</span></div>
|
---|
1265 |
|
---|
1266 | <div class="txt" style="position:absolute; left:90px; top:696px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">paper, online, and CD-ROM bibliographic resources. While these latter databases</span></div>
|
---|
1267 |
|
---|
1268 | <div class="txt" style="position:absolute; left:90px; top:720px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">generally have the advantage of standardized formatting of bibliographic fields, the</span></div>
|
---|
1269 |
|
---|
1270 | <div class="txt" style="position:absolute; left:90px; top:744px;"><span class="p14f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">digital libraries are freely accessible, often contain &quot;grey literature&quot; that is otherwise</span></div>
|
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1271 |
|
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1272 | </div>
|
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1273 |
|
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1274 | </div>
|
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1275 |
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1276 |
|
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1277 |
|
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1278 | </Content>
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1279 | </Section>
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1280 | <Section>
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1281 | <Description>
|
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1282 | <Metadata name="Title">Page 15</Metadata>
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1283 | </Description>
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1284 | <Content>
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1285 |
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1286 | <div id="page15">
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1287 |
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1288 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
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1289 |
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1290 | .txt { white-space:nowrap; }
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1291 |
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1292 | .p15f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
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1293 |
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1294 | .p15f1 { font-family:serif; font-weight:normal; font-style:normal; }
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1295 |
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1296 | .p15f2 { font-family:serif; font-weight:bold; font-style:normal; }
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1297 |
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1298 | .p15f3 { font-family:serif; font-weight:normal; font-style:italic; }
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1299 |
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1300 | .p15f4 { font-family:sans-serif; font-weight:normal; font-style:normal; }
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1301 |
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1302 | </style>
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1303 |
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1304 | <img class="background" height="842" id="background15" src="_httpdocimg_/page15.png" style="position:absolute; left:0px; top:0px;" width="595">
|
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1305 |
|
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1306 | <div class="txt" style="position:absolute; left:90px; top:72px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">unavailable for analysis, and generally make the full text of documents available. The</span></div>
|
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1307 |
|
---|
1308 | <div class="txt" style="position:absolute; left:90px; top:96px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">insights gained from analysis of digital libraries will add to the store of &quot;information</span></div>
|
---|
1309 |
|
---|
1310 | <div class="txt" style="position:absolute; left:90px; top:120px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">about information&quot; that we have gained from older types of bibliographic repositories.</span></div>
|
---|
1311 |
|
---|
1312 | <div class="txt" style="position:absolute; left:90px; top:168px;"><span class="p15f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">References</span></div>
|
---|
1313 |
|
---|
1314 | <div class="txt" style="position:absolute; left:94px; top:204px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[1] Bollacker, K.D., S. Lawrence, and C.L.Giles, CiteSeer: An Autonomous Web</span></div>
|
---|
1315 |
|
---|
1316 | <div class="txt" style="position:absolute; left:126px; top:228px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Agent for Automatic Retrieval and Identification of Interesting Publications,</span></div>
|
---|
1317 |
|
---|
1318 | <div class="txt" style="position:absolute; left:126px; top:252px;"><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Proceedings of the Second International Conference on Autonomous Agents</span></div>
|
---|
1319 |
|
---|
1320 | <div class="txt" style="position:absolute; left:126px; top:276px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(Minneapolis/St. Paul, May 9-13), 1998.</span></div>
|
---|
1321 |
|
---|
1322 | <div class="txt" style="position:absolute; left:94px; top:300px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[2] Bowman, C.M., P.B. Danzig, U. Manber, and M.F. Schwartz, Scalable Internet</span></div>
|
---|
1323 |
|
---|
1324 | <div class="txt" style="position:absolute; left:126px; top:324px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">resource discovery: Research problems and approaches, </span><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Communications of</span></div>
|
---|
1325 |
|
---|
1326 | <div class="txt" style="position:absolute; left:126px; top:348px;"><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">the ACM 37(8) </span><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(1994) 98-107.</span></div>
|
---|
1327 |
|
---|
1328 | <div class="txt" style="position:absolute; left:95px; top:372px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[3] Burton, Hilary D. , Use of a virtual information system for bibliometric analysis,</span></div>
|
---|
1329 |
|
---|
1330 | <div class="txt" style="position:absolute; left:126px; top:396px;"><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Informaton Processing &amp; Management 24(1) </span><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(1988) 39-44.</span></div>
|
---|
1331 |
|
---|
1332 | <div class="txt" style="position:absolute; left:94px; top:420px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[4] Cunningham, S.J., An empirical investigation of the obsolescence rate for</span></div>
|
---|
1333 |
|
---|
1334 | <div class="txt" style="position:absolute; left:126px; top:444px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">information systems literature, </span><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Library and Information Science</span></div>
|
---|
1335 |
|
---|
1336 | <div class="txt" style="position:absolute; left:126px; top:468px;"><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Research</span><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">., 1996, http://library.fgcu.edu/iclc/lisrissu.htm</span></div>
|
---|
1337 |
|
---|
1338 | <div class="txt" style="position:absolute; left:97px; top:492px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[5] Cunningham, S.J., and D. Bocock, Obsolescence of computing literature.</span></div>
|
---|
1339 |
|
---|
1340 | <div class="txt" style="position:absolute; left:126px; top:516px;"><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Scientometrics 34(2) </span><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(1995), pp. 255-262.</span></div>
|
---|
1341 |
|
---|
1342 | <div class="txt" style="position:absolute; left:97px; top:540px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[6] Cunningham, S.J. and Lynn Silipigni Connaway, Information searching</span></div>
|
---|
1343 |
|
---|
1344 | <div class="txt" style="position:absolute; left:126px; top:564px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">preferences and practices of computer science researchers, </span><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Proceedings of</span></div>
|
---|
1345 |
|
---|
1346 | <div class="txt" style="position:absolute; left:126px; top:588px;"><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">OZCHI '96 </span><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(1996) 294-299.</span></div>
|
---|
1347 |
|
---|
1348 | <div class="txt" style="position:absolute; left:94px; top:612px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[7] de Solla Price, D.J., Citation measures of hard science, soft science, technology,</span></div>
|
---|
1349 |
|
---|
1350 | <div class="txt" style="position:absolute; left:126px; top:636px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">and nonscience. In: C.E. Nelson and D.K. Pollock (eds), </span><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Communication</span></div>
|
---|
1351 |
|
---|
1352 | <div class="txt" style="position:absolute; left:126px; top:660px;"><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">among scientists and engineers </span><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(Heath Lexington, 1970).</span></div>
|
---|
1353 |
|
---|
1354 | <div class="txt" style="position:absolute; left:95px; top:696px;"><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[8] Garfield, E., </span><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Citation Indexing: Its theory and application in Science, Technology</span></div>
|
---|
1355 |
|
---|
1356 | <div class="txt" style="position:absolute; left:126px; top:720px;"><span class="p15f3" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">and Humanities (</span><span class="p15f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Wiley, 1979).</span></div>
|
---|
1357 |
|
---|
1358 | </div>
|
---|
1359 |
|
---|
1360 | </div>
|
---|
1361 |
|
---|
1362 |
|
---|
1363 |
|
---|
1364 | </Content>
|
---|
1365 | </Section>
|
---|
1366 | <Section>
|
---|
1367 | <Description>
|
---|
1368 | <Metadata name="Title">Page 16</Metadata>
|
---|
1369 | </Description>
|
---|
1370 | <Content>
|
---|
1371 |
|
---|
1372 | <div id="page16">
|
---|
1373 |
|
---|
1374 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
---|
1375 |
|
---|
1376 | .txt { white-space:nowrap; }
|
---|
1377 |
|
---|
1378 | .p16f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
1379 |
|
---|
1380 | .p16f1 { font-family:serif; font-weight:normal; font-style:normal; }
|
---|
1381 |
|
---|
1382 | .p16f2 { font-family:serif; font-weight:normal; font-style:italic; }
|
---|
1383 |
|
---|
1384 | .p16f3 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
1385 |
|
---|
1386 | </style>
|
---|
1387 |
|
---|
1388 | <img class="background" height="842" id="background16" src="_httpdocimg_/page16.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
1389 |
|
---|
1390 | <div class="txt" style="position:absolute; left:95px; top:72px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[9] Ginsparg, P. After dinner remarks: 14 Oct â94 APS meeting at LANL, 1994</span></div>
|
---|
1391 |
|
---|
1392 | <div class="txt" style="position:absolute; left:126px; top:96px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(&lt;URL: http://xxx.lanl.gov/blurb&gt; ).</span></div>
|
---|
1393 |
|
---|
1394 | <div class="txt" style="position:absolute; left:95px; top:120px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[10] Ginsparg, P., First steps towards electronic research communication, </span><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Computers</span></div>
|
---|
1395 |
|
---|
1396 | <div class="txt" style="position:absolute; left:126px; top:144px;"><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">in Physics 8(4) </span><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(1994) 390-401.</span></div>
|
---|
1397 |
|
---|
1398 | <div class="txt" style="position:absolute; left:95px; top:168px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[11] Hallmark, J., Scientists' access and retrieval of references cited in their recent</span></div>
|
---|
1399 |
|
---|
1400 | <div class="txt" style="position:absolute; left:126px; top:192px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">journal articles, </span><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">College and Research Libraries 55(3) </span><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(1994) 199-210.</span></div>
|
---|
1401 |
|
---|
1402 | <div class="txt" style="position:absolute; left:95px; top:216px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[12] Hawkins, D.T. , Unconventional uses of on-line information retrieval systems:</span></div>
|
---|
1403 |
|
---|
1404 | <div class="txt" style="position:absolute; left:126px; top:240px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">on-line bibliometric studies, </span><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Journal of the American Society for Information</span></div>
|
---|
1405 |
|
---|
1406 | <div class="txt" style="position:absolute; left:126px; top:264px;"><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Science 28 </span><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(1977) 13-18.</span></div>
|
---|
1407 |
|
---|
1408 | <div class="txt" style="position:absolute; left:95px; top:288px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[13] McGhee, P.E. , P.R. Skinner, K. Roberto, N.J. Ridenour, and S.M. Larson,</span></div>
|
---|
1409 |
|
---|
1410 | <div class="txt" style="position:absolute; left:126px; top:312px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Using online databases to study current research trends: an online bibliometric</span></div>
|
---|
1411 |
|
---|
1412 | <div class="txt" style="position:absolute; left:126px; top:336px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">study, </span><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Library and Information Science Research 9 </span><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(1987) 285-291.</span></div>
|
---|
1413 |
|
---|
1414 | <div class="txt" style="position:absolute; left:95px; top:360px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[14] Maly, K., E.A. Fox, J.C. French, and A.L. Selman, Wide area technical report</span></div>
|
---|
1415 |
|
---|
1416 | <div class="txt" style="position:absolute; left:126px; top:384px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">server (</span><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Technical Report , </span><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">Dept. of Computer Science, Old Dominion</span></div>
|
---|
1417 |
|
---|
1418 | <div class="txt" style="position:absolute; left:126px; top:408px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">University, 1994. Also available at</span></div>
|
---|
1419 |
|
---|
1420 | <div class="txt" style="position:absolute; left:471px; top:408px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">&lt;URL:</span></div>
|
---|
1421 |
|
---|
1422 | <div class="txt" style="position:absolute; left:126px; top:432px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">http://www.cs.odu.edu/WATERS/WATERS-paper.ps&gt; ).</span></div>
|
---|
1423 |
|
---|
1424 | <div class="txt" style="position:absolute; left:95px; top:456px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[15] Sigogneau, M.J. , S. Bain, J.P. Courtial, and H. Feillet, Scientific innovation in</span></div>
|
---|
1425 |
|
---|
1426 | <div class="txt" style="position:absolute; left:126px; top:480px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">bibliographical databases: a comparative study of the Science Citation Index</span></div>
|
---|
1427 |
|
---|
1428 | <div class="txt" style="position:absolute; left:126px; top:504px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">and the Pascal database, </span><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Scientometrics 22(1) </span><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(1991) 65-82.</span></div>
|
---|
1429 |
|
---|
1430 | <div class="txt" style="position:absolute; left:95px; top:528px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[16] Witten, I.H., S.J. Cunningham, M. Vallabh, and T.C. Bell, A New Zealand</span></div>
|
---|
1431 |
|
---|
1432 | <div class="txt" style="position:absolute; left:126px; top:552px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">digital library for computer science research, </span><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Proceedings of Digital Libraries</span></div>
|
---|
1433 |
|
---|
1434 | <div class="txt" style="position:absolute; left:126px; top:576px;"><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">'95 </span><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(1995) 25-30.</span></div>
|
---|
1435 |
|
---|
1436 | <div class="txt" style="position:absolute; left:95px; top:600px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">[17] Witten, I.H., C. Nevill-Manning, and S.J. Cunningham, A public library based</span></div>
|
---|
1437 |
|
---|
1438 | <div class="txt" style="position:absolute; left:126px; top:624px;"><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">on full-text retrieval, </span><span class="p16f2" style="font-size:12px;vertical-align:baseline;color:rgba(0,0,0,1);">Communications of the ACM </span><span class="p16f1" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">41(4), 1998, p. 71</span></div>
|
---|
1439 |
|
---|
1440 | </div>
|
---|
1441 |
|
---|
1442 | </div>
|
---|
1443 |
|
---|
1444 |
|
---|
1445 |
|
---|
1446 | </Content>
|
---|
1447 | </Section>
|
---|
1448 | <Section>
|
---|
1449 | <Description>
|
---|
1450 | <Metadata name="Title">Page 17</Metadata>
|
---|
1451 | </Description>
|
---|
1452 | <Content>
|
---|
1453 |
|
---|
1454 | <div id="page17">
|
---|
1455 |
|
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1456 | <div style="position: relative; height: 842px; width: 595px;"><style type="text/css">
|
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1457 |
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1458 | .txt { white-space:nowrap; }
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1459 |
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1460 | .p17f0 { font-family:sans-serif; font-weight:normal; font-style:normal; }
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1461 |
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1462 | .p17f1 { font-family:serif; font-weight:normal; font-style:normal; }
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1464 | .p17f2 { font-family:serif; font-weight:normal; font-style:normal; }
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1465 |
|
---|
1466 | .p17f3 { font-family:sans-serif; font-weight:normal; font-style:normal; }
|
---|
1467 |
|
---|
1468 | </style>
|
---|
1469 |
|
---|
1470 | <img class="background" height="842" id="background17" src="_httpdocimg_/page17.png" style="position:absolute; left:0px; top:0px;" width="595">
|
---|
1471 |
|
---|
1472 | <div class="txt" style="position:absolute; left:90px; top:111px;"><span class="p17f1" style="font-size:6px;vertical-align:baseline;color:rgba(0,0,0,1);">1</span><span class="p17f2" style="font-size:11px;vertical-align:sub;color:rgba(0,0,0,1);">Documents were randomly sampled from the DEC</span></div>
|
---|
1473 |
|
---|
1474 | <div class="txt" style="position:absolute; left:90px; top:135px;"><span class="p17f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(ftp://crl.dec.com/pub/DEC/CRL/tech-reports/), Sony</span></div>
|
---|
1475 |
|
---|
1476 | <div class="txt" style="position:absolute; left:90px; top:159px;"><span class="p17f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">(ftp://ftp.csl.sony.co.jp/CSL/CSL-Papers), and Ohio (ftp://archive.cis.ohio-</span></div>
|
---|
1477 |
|
---|
1478 | <div class="txt" style="position:absolute; left:90px; top:183px;"><span class="p17f2" style="font-size:11px;vertical-align:baseline;color:rgba(0,0,0,1);">state.edu/pub/tech-report/) technical report repositories</span></div>
|
---|
1479 |
|
---|
1480 | </div>
|
---|
1481 |
|
---|
1482 | </div>
|
---|
1483 |
|
---|
1484 |
|
---|
1485 |
|
---|
1486 | </Content>
|
---|
1487 | </Section>
|
---|
1488 | </Section>
|
---|
1489 | </Section>
|
---|
1490 | </Archive>
|
---|