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

Table 5

Experimental sample description of the gearbox.

Signal type	Labels	Number of sample	Data length
Normal condition	NC	50	2048
Gear pitting	GP	50	2048
Gear breaking	GB	50	2048
Pinion wear	PW	50	2048
Gear pitting compound pinion wear	GP + PW	50	2048