Fault Diagnosis of Bearings with Adjusted Vibration Spectrum Images

Table 7

The classification accuracy for outer-race fault severity detection.

Dataset	n	Testing accuracy (%)
		Load 0	Load 1	Load 2	Load 3
F1	1	100	100	100	100
	3	100	100	100	100
	5	100	100	100	100
	10	100	100	100	100
F2	1	100	100	100	100
	3	100	100	100	100
	5	100	100	100	100
	10	100	100	100	100
F3	1	100	100	100	100
	3	100	100	100	100
	5	100	100	100	100
	10	100	100	100	100
F4	1	100	100	100	100
	3	100	100	100	100
	5	100	100	100	100
	10	100	100	100	100

n is the training samples per class under each of the specified load conditions.