Research on Audit Opinion Prediction of Listed Companies Based on Sparse Principal Component Analysis and Kernel Fuzzy Clustering Algorithm

Table 7

The ranks of the four characteristic degradation algorithms on four databases.

	LDA-KNN	PCA-SVM	SPCA-SVM	BSPCA-SVM
DATA SET I	4	3	2	1
DATA SET II	4	3	2	1
DATA SET III	4	3	2	1
DATA SET IV	4	3	2	1
Total rank	16	12	8	4
Ave rank	4	3	2	1