Rolling Bearing Fault Diagnosis Based on Sensitive Feature Transfer Learning and Local Maximum Margin Criterion under Variable Working Condition

Table 7

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

Dimension size	DTCWPT				WPT
	Case 1 testing accuracy (%)	Case 2 testing accuracy (%)	Case 3 testing accuracy (%)	Case 4 testing accuracy (%)	Case 1 testing accuracy (%)	Case 2 testing accuracy (%)	Case 3 testing accuracy (%)	Case 4 testing accuracy (%)
5	96.25	80.62	95.00	82.08	92.50	77.71	95.00	76.88
7	98.13	86.25	95.83	88.33	94.58	80.42	97.71	71.67
9	98.75	86.04	96.25	88.75	95.21	80.42	97.71	76.67
11	99.17	85.83	96.46	88.54	95.63	80.21	98.13	77.08