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. 2021 Jul 28;11:15404. doi: 10.1038/s41598-021-95042-2

Table 6.

Average classification performance per feature for training and testing the convolutional neural network from scratch over 100 training epochs.

Feature Training scratch CNN Testing scratch CNN
Average accuracy Standard deviation Average accuracy Standard deviation
SPEC 0.77  ± 0.09 0.65  ± 0.06
Chroma 0.63  ± 0.06 0.55  ± 0.03
MFCC 0.68  ± 0.07 0.64  ± 0.06
MelSpectrum 0.80  ± 0.11 0.67  ± 0.07
PowerSPEC 0.84  ± 0.13 0.67  ± 0.04
RAW 0.77  ± 0.15 0.57  ± 0.03
Tonal 0.69  ± 0.13 0.53  ± 0.02
All features 0.67  ± 0.07 0.60  ± 0.02