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

Table 2

Classification results with proposed method (DFA2).

Gear fault	Diagnosis results				Recognition rate
	NOR	SCR	TL	CPE
NOR	50	0	0	0	100%
SCR	0	45	5	0	90%
TL	6	2	42	0	84%
CPE	0	0	0	50	100%