Multiple-Fault Diagnosis Method Based on Multiscale Feature Extraction and MSVM_PPA

Table 6

Comparison of the performance of recognizer in different fault patterns.

Method	Fault; pattern number	PCA; method	Training; accuracy (%)	Prediction; accuracy (%)
CV_MSVM	4	/	100	100
	4	PCA	100	100
	7	/	99.32	97.62
	7	PCA	98.30	98.81
	10	/	98.69	93.33
	10	PCA	98.21	92.5
PPA_MSVM	4	/	100	100
	4	PCA	100	100
	7	/	99.49	98.41
	7	PCA	98.30	99.21
	10	/	97.62	96.67
	10	PCA	96.42	95.28