Fault Identification of Rolling Bearing Using Variational Mode Decomposition Multiscale Permutation Entropy and Adaptive GG Clustering

Table 3

Fault diagnosis results.

Methodology	The evaluation index
	Acc (%)	PC	CE
MPE + AGG	96.5	0.9709	NaN
IVMD + PE + AGG	98	0.9812	NaN
IVMD + MPE + FCM	98.5	0.9102	0.1774
IVMD + MPE + GK	100	0.9188	0.1675
Proposed method	100	0.9905	NaN