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

Table 13

Testing accuracies obtained by OFS-TSFRS-LDA-SVM.

sfn	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 (%)
20	95.42	90.83	93.96	76.25	97.29	73.54	95.83	63.13
30	95.41	85.42	92.50	68.96	97.71	73.54	98.13	72.92
40	95.42	85.42	92.50	68.96	95.63	76.25	93.54	51.25
50	98.96	89.17	95.63	73.54	95.42	77.71	95.21	57.71
70	98.75	89.58	95.83	74.79	96.67	81.25	94.79	58.54
90	98.96	91.25	95.42	78.75	97.71	81.25	93.54	60.42
120	98.33	83.33	96.04	80.63	98.13	80.83	97.50	67.08
140	99.17	85.83	96.04	88.33	97.29	81.25	95.00	64.38
160	99.17	85.83	96.04	88.33	97.29	81.25	98.13	80.83
180	99.17	85.83	96.67	87.50	96.88	82.08	97.92	77.08

Dimension size is 11.