Table 2.

Confusion matrix of prediction for full-wavelength models.

			Predicted Label
		Bacteria	E. coli	SA	SE	Unclassified
PLS-DA	True Label	E. coli	80.39%	7%	0	4.30%
		SA	9.51%	75.59%	14.71%
		SE	0	38.24%	61.13%
GOA-SVM	True Label	E. coli	97.33%	0	2.67%	0
		SA	0	99.71%	0.29%
		SE	0.63%	0.21%	99.16%

Note: E. coli, SA and SE are abbreviations of Escherichia coli, Staphylococcus aureus and Salmonella, respectively.