An Integrated Health Condition Detection Method for Rotating Machinery Using Refined Composite Multivariate Multiscale Amplitude-Aware Permutation Entropy

Table 6

Identification result of five approaches for gearbox with mRmR feature selection.

Diverse methods	Accuracy (%)
	Max	Min	Mean	SD
The proposed method	100	93.75	98.96	1.8514
RCmvMPE and mRmR	100	89.58	98.02	3.4778
mvMAAPE and mRmR	91.67	83.33	87.50	2.8685
RCmvMSE and mRmR	100	87.50	97.5	3.9183
RCMAAPE and mRmR	87.80	77.08	83.17	3.0853