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

Table 6

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

Dimension size	MODWPT		WPT
	Case  1 testing accuracy (%)	Case  2 testing accuracy (%)	Case  1 testing accuracy (%)	Case  2 testing accuracy (%)
5	99.79	74.91	96.67	66.04
7	99.79	83.54	98.96	76.46
9	99.79	83.12	99.38	77.92
11	100.00	93.75	99.58	79.79