Adaptive Principal Component Analysis Combined with Feature Extraction-Based Method for Feature Identification in Manufacturing

Table 7

Test results using the method for a general classification, T (rows): true values, P (columns): predicted values, PC_j (j=0,1,2,4): optimal principal components, I_i (i=0,1,2): indicators.

	E	F	G	PCj	Ii
E	493	12	7	PC0, PC1, PC2, PC4	I0
F	11	492	9	PC0, PC1, PC2, PC4	I1
G	9	13	490	PC0, PC1, PC2, PC4	I2