Evaluation of the Capability of Horizontal ATR-FTMIR and UV-Visible Spectroscopy in the Discrimination of Virgin Olive Oils from the Moroccan Region of Beni Mellal-Khenifra

Table 5

Confusion matrix of PCA-SVM results on the first four principal components of ATR-FTMIR spectral data.

PCA-SVM ATR-FTMIR
	Actual training set						Sensitivity (%)	Specificity (%)	Classification (%) accuracy	CCR (%)
		1-QSB	2-BJD	3-KHN	4-FKB	5-BM
Predicted	1-QSB	4	0	0	0	0	100	97	80	97.56
	2-BJD	0	5	0	0	0	100	100	100
	3-KHN	0	0	6	0	0	100	100	100
	4-FKB	0	0	0	12	0	100	100	100
	5-BM	1	0	0	0	13	93	100	100
	Actual validation set
		1-QSB	2-BJD	3-KHN	4-FKB	5-BM
Predicted	1-QSB	2	0	0	0	0	100	92	67	93.33
	2-BJD	0	3	0	0	0	100	100	100
	3-KHN	0	0	3	0	0	100	100	100
	4-FKB	0	0	0	3	0	100	100	100
	5-BM	1	0	0	0	3	75	100	100