An Integrated Fault Diagnosis Method for Rotating Machinery Based on Smoothness Priors Approach Fluctuation Dispersion Entropy and Density Peak Clustering

Table 7

The evaluation indexes of the gearbox under different fault diagnosis methods.

Fault diagnosis methods	Accuracy (%)	Silhouette	F-measure
SPA + FDE + DPC	100	0.989	1
SPA + DE + DPC	94.4	0.912	0.872
EEMD + FDE + DPC	90.8	0.841	0.806
EEMD + DE + DPC	85.6	0.728	0.736