Fault Diagnosis of Bearings with Adjusted Vibration Spectrum Images

Table 8

The classification accuracy for multiclass fault severity detection.

Dataset	n	Testing accuracy (%)
		Load 0	Load 1	Load 2	Load 3
G1	1	98.54	93.97	91.17	89.48
	3	99.87	98.04	96.58	94.33
	5	100	98.79	97.81	95.56
	10	100	99.24	99.48	97.98
G2	1	98.44	100	99.92	99.92
	3	99.61	100	99.97	100
	5	99.63	100	100	100
	10	99.98	100	100	100
G3	1	80.48	99.69	99.96	100
	3	86.11	99.78	100	100
	5	88.97	99.89	100	100
	10	92.72	99.95	100	100
G4	1	84.21	98.14	99.76	100
	3	83.24	99.00	100	100
	5	84.19	99.45	100	100
	10	84.08	99.70	100	100
G5	1	99.56	100	99.98	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.