Table 4 Comparison of user identification accuracy among feature extraction methods.

From: User identification system based on 2D CQT spectrogram of EMG with adaptive frequency resolution adjustment

Method

EMG signal + CNN11

STFT + CNN23

CWT + CNN24

WST + CNN25

Proposed

Accuracy (%)

82.1

95.4

91.7

96.8%

97.5

P-value

0.0301

0.0107

0.0145

0.0037

0.0092

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