An Effective Fault Feature Extraction Method for Gas Turbine Generator System Diagnosis

Table 9

Confusion matrix for SVM under polynomial kernel with and using extracted features by WPT + TDSF + KPCA.

		Predicted classes
	Class	1	2	3	4	5	6	7	8	9	∑
True classes	1	10	0	0	0	0	0	0	0	0	10
	2	0	10	0	0	0	0	0	0	0	10
	3	0	0	10	0	0	0	0	0	0	10
	4	0	0	0	10	0	0	0	0	0	10
	5	0	0	0	0	10	0	0	0	0	10
	6	0	0	0	0	0	10	0	0	0	10
	7	0	0	0	0	0	0	10	0	0	10
	8	0	0	0	0	0	2	0	8	0	10
	9	0	0	0	0	1	0	1	0	8	10
	∑	10	10	10	10	11	12	11	8	8	90

Accuracy = correct classification/all cases = 97.77%.