Rolling Bearing Fault Diagnosis Using Modified Neighborhood Preserving Embedding and Maximal Overlap Discrete Wavelet Packet Transform with Sensitive Features Selection

Table 8

Bearing fault diagnosis results obtained by OFS-FSASD-SVM.

sfn	MODWPT		WPT
	Case  1 testing accuracy (%)	Case  2 testing accuracy (%)	Case  1 testing accuracy (%)	Case  2 testing accuracy (%)
20	87.91	63.54	99.79	44.17
30	99.79	45.21	98.13	75.63
40	97.79	54.38	98.13	75.63
50	97.29	81.88	97.29	83.54
70	98.13	87.08	98.13	97.71
90	99.58	95.63	97.50	97.29
120	98.96	75.21	98.54	68.13
140	98.75	79.38	97.50	70.00
160	98.54	79.58	98.13	73.13
180	98.95	82.71	95.83	77.08