1 | import java.io.File;
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2 | import java.io.BufferedReader;
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3 | import java.io.BufferedWriter;
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4 | import java.io.FileReader;
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5 | import java.io.FileWriter;
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6 | import java.util.*;
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7 | public class javaAccuracyCalculator{
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8 |
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9 | //Read in log.txt, grab first item in array of each line
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10 | //Counter for everytime have readline
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11 | //Calculate accuracy rate
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12 | public static void main(String[] args) {
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13 | try {
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14 | if (args.length != 3) {
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15 | System.out.println("Usage: imageClassifier <inputFilename> <classifierType> <outputFilename>");
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16 | }
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17 | else {
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18 | Date d = new Date();
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19 | String inputFilename = args[0];
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20 | String classifierType = args[1];
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21 | String outputFilename = args[2];
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22 | FileReader fileReader = new FileReader(inputFilename);
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23 | BufferedReader buf = new BufferedReader(fileReader);
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24 | FileWriter fw = new FileWriter(outputFilename,true);
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25 | String line = null;
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26 | String[] item;
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27 | float trueAccuracyRate =0;
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28 | float falseAccuracyRate =0;
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29 | float overallAccuracyRate=0;
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30 | String notApplicable = "N/A";
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31 | //
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32 | int sheetMusicCount = 0;
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33 | int notSheetMusicCount = 0;
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34 | //
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35 | int truePositive = 0;
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36 | int trueNegative = 0;
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37 | //
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38 | int falsePositive = 0;
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39 | int falseNegative = 0;
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40 |
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41 | //Splits into each record, since readLine splits by "\n"
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42 | while ((line = buf.readLine()) != null) {
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43 | item = line.split("\t");
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44 | //Calculate AccuracyRates
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45 | if(item[1].contains("/SheetMusic/")){
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46 | sheetMusicCount++;
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47 | if(item[3].equals("true")){
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48 | truePositive++;
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49 | }
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50 | else if(item[3].equals("false") || item[3].equals("null")){
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51 | falseNegative++;
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52 | }
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53 | else {
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54 | System.err.println("Error log file");
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55 | }
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56 | }
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57 | if(item[1].contains("/NotSheetMusic/")){
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58 | notSheetMusicCount++;
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59 | if(item[3].equals("true")){
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60 | falsePositive++;
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61 | }
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62 | else if(item[3].equals("false")|| item[3].equals("null")){
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63 | trueNegative++;
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64 | }
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65 | else{
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66 | System.err.println("Error log file");
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67 | }
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68 | }
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69 | }
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70 |
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71 |
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72 | //Correctly identified SheetMusic as SheetMusic
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73 |
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74 | //TruthAccuracyRate
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75 | if(sheetMusicCount != 0){
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76 | trueAccuracyRate = ((float)truePositive/(float)sheetMusicCount)*(float)100;
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77 | }
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78 | else {
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79 | trueAccuracyRate = 0;
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80 | }
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81 |
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82 | //FalseAccuracyRate
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83 | if(notSheetMusicCount != 0){
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84 | //Amount of Correctly identified NotSheetSheetMusic as NotSheetMusic
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85 | falseAccuracyRate = ((float)trueNegative/(float)notSheetMusicCount)*(float)100;
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86 | }
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87 | else {
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88 | falseAccuracyRate = 0;
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89 | }
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90 |
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91 | //Overall accuaracy
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92 | if(notSheetMusicCount != 0 && sheetMusicCount != 0) {
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93 | overallAccuracyRate = (truePositive + trueNegative)/(float)(sheetMusicCount+notSheetMusicCount)*(float)100;
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94 | }
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95 | else if (sheetMusicCount == 0) {
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96 | trueAccuracyRate = -1;
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97 | overallAccuracyRate = falseAccuracyRate;
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98 | }
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99 | else if(notSheetMusicCount == 0) {
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100 | falseAccuracyRate = -1;
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101 | overallAccuracyRate = trueAccuracyRate;
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102 | }
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103 | else {
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104 | overallAccuracyRate = -1;
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105 | System.out.println("There is nothing to compare");
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106 | }
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107 | if(falseAccuracyRate ==-1){
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108 | fw.write("Date: " + d.toString() + '\n'
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109 | + "Classifier: " + classifierType + '\n'
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110 | + "truePositive: " + truePositive + '\n'
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111 | + "falseNegative: " + falseNegative + '\n'
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112 | + "falsePositve: " + falsePositive + '\n'
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113 | + "trueNegative: " + trueNegative + '\n'
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114 | + "SheetMusicAccuracyRate: " + trueAccuracyRate + "%" + '\n'
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115 | + "NotSheetMusicAccuracyRate: " + notApplicable + '\n'
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116 | + "OverallAccuracyRate: " + overallAccuracyRate + "%" + '\n');
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117 | }
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118 | else if(trueAccuracyRate == -1){
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119 | fw.write("Date: " + d.toString() + '\n'
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120 | + "Classifier: " + classifierType + '\n'
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121 | + "truePositive: " + truePositive + '\n'
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122 | + "falseNegative: " + falseNegative + '\n'
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123 | + "falsePositve: " + falsePositive + '\n'
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124 | + "trueNegative: " + trueNegative + '\n'
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125 | + "SheetMusicAccuracyRate: " + notApplicable + '\n'
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126 | + "NotSheetMusicAccuracyRate: " + falseAccuracyRate + "%" + '\n'
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127 | + "OverallAccuracyRate: " + overallAccuracyRate + "%" + '\n');
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128 | }
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129 | else{
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130 | fw.write("Date: " + d.toString() + '\n'
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131 | + "Classifier: " + classifierType + '\n'
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132 | + "truePositive: " + truePositive + '\n'
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133 | + "falseNegative: " + falseNegative + '\n'
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134 | + "falsePositve: " + falsePositive + '\n'
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135 | + "trueNegative: " + trueNegative + '\n'
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136 | + "SheetMusicAccuracyRate: " + trueAccuracyRate + "%" + '\n'
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137 | + "NotSheetMusicAccuracyRate: " + falseAccuracyRate + "%" + '\n'
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138 | + "OverallAccuracyRate: " + overallAccuracyRate + "%" + '\n');
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139 | }
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140 | buf.close();
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141 | fw.close();
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142 | }
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143 | }
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144 | catch(Exception e){
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145 | System.err.println(e);
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146 | }
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147 | }
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148 |
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149 | }
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