Table 2.

PLS-DA classification results in calibration and in cross-validation.

Sample Matrix	Effect	Pre-Treatment	N° Variables	N° LV a	Acc% cal b	Acc% cv c
Eye	Short-term	Der1	86	5	100	100
		Der2	86	2	100	100
		SNV	86	5	97.22	97.22
	Long-term	Der1	86	4	97.22	97.22
		Der2	86	2	100	100
		SNV	24	5	100	100
Gills	Short-term	Der1	86	4	100	100
		Der2	86	2	100	100
		SNV	86	5	100	97.22
	Long-term	Der1	46	2	94.44	94.44
		Der2	71	5	100	100
		SNV	86	2	97.22	97.22
Muscle	Short-term	Der1	22	4	97.22	97.22
		Der2	71	5	100	100
		SNV	49	3	94.44	94.44
	Long-term	Der1	92	5	97.22	91.67
		Der2	52	4	100	100
		SNV	98	4	80.56	86.11
Skin	Short-term	Der1	86	4	100	100
		Der2	86	5	100	97.22
		SNV	23	5	91.67	88.89
	Long-term	Der1	49	5	97.22	97.22
		Der2	86	4	100	100
		SNV	52	5	100	100

^a Latent variables. ^b Accuracy of calibration. ^c Accuracy of cross-validation.