source: gs3-installations/mars/trunk/sites/mars/README-WEKA-AROUSAL.txt@ 36966

Last change on this file since 36966 was 34776, checked in by davidb, 3 years ago

Notes on successful Weka trials

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1=== Run information ===
2
3Scheme: weka.classifiers.trees.REPTree -M 2 -V 0.001 -N 3 -S 1 -L -1 -I 0.0
4Relation: deam-essentia-features-arousal-valence-weka.filters.unsupervised.attribute.Remove-R472-weka.filters.unsupervised.attribute.Remove-R458-466
5Instances: 1743
6Attributes: 462
7 [list of attributes omitted]
8Test mode: 10-fold cross-validation
9
10=== Classifier model (full training set) ===
11
12
13REPTree
14============
15
16lowlevel.spectral_complexity.dmean < 4.2
17| lowlevel.spectral_entropy.median < 7.35
18| | lowlevel.spectral_complexity.dmean < 1.4
19| | | lowlevel.barkbands_skewness.mean < 0.05 : -0.56 (6/0) [0/0]
20| | | lowlevel.barkbands_skewness.mean >= 0.05
21| | | | lowlevel.pitch_salience.max < 0.77 : -0.23 (42/0.01) [30/0.03]
22| | | | lowlevel.pitch_salience.max >= 0.77
23| | | | | lowlevel.barkbands_crest.median < 14.99 : -0.46 (2/0) [2/0.03]
24| | | | | lowlevel.barkbands_crest.median >= 14.99 : -0.54 (2/0) [2/0.01]
25| | lowlevel.spectral_complexity.dmean >= 1.4 : -0.12 (205/0.04) [94/0.04]
26| lowlevel.spectral_entropy.median >= 7.35
27| | lowlevel.loudness_ebu128.short_term.min < -29.77
28| | | lowlevel.silence_rate_30dB.dmean < 0.01 : -0.39 (5/0.01) [6/0.02]
29| | | lowlevel.silence_rate_30dB.dmean >= 0.01 : -0.1 (3/0.01) [0/0]
30| | lowlevel.loudness_ebu128.short_term.min >= -29.77 : 0.03 (234/0.04) [123/0.04]
31lowlevel.spectral_complexity.dmean >= 4.2
32| lowlevel.spectral_entropy.mean < 8.44
33| | lowlevel.spectral_flux.median < 0.06 : -0 (31/0.03) [13/0.04]
34| | lowlevel.spectral_flux.median >= 0.06 : 0.22 (302/0.03) [161/0.04]
35| lowlevel.spectral_entropy.mean >= 8.44
36| | lowlevel.loudness_ebu128.momentary.dvar2 < 0.28 : 0.45 (192/0.02) [84/0.02]
37| | lowlevel.loudness_ebu128.momentary.dvar2 >= 0.28
38| | | tonal.chords_strength.dvar < 0
39| | | | lowlevel.melbands_crest.dmean2 < 5.97 : 0.08 (8/0.01) [5/0.03]
40| | | | lowlevel.melbands_crest.dmean2 >= 5.97 : 0.3 (13/0.01) [9/0.03]
41| | | tonal.chords_strength.dvar >= 0 : 0.36 (117/0.02) [52/0.04]
42
43Size of the tree : 27
44
45Time taken to build model: 0.93 seconds
46
47=== Cross-validation ===
48=== Summary ===
49
50Correlation coefficient 0.7052
51Mean absolute error 0.1605
52Root mean squared error 0.2021
53Relative absolute error 67.6056 %
54Root relative squared error 71.3026 %
55Total Number of Instances 1743
56
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