Detrended Fluctuation Analysis and Hough Transform Based Self-Adaptation Double-Scale Feature Extraction of Gear Vibration Signals

Table 3

Classification results with proposed method (DFA3).

Gear fault	Diagnosis results				Recognition rate
	NOR	SCR	TL	CPE
NOR	49	0	0	1	98%
SCR	0	48	2	0	96%
TL	7	1	42	0	84%
CPE	0	0	0	50	100%