Table 2. Generation performance of QHM and texture features of DIR by feature selection iKICA and identification by SVM, ANN and PLS under halogen, UV and light fusion.

Illumination source	Feature sets	Org. feature size	Feature selection methods(12features) SVM classifier
			Original	plusLrR	Fisher	MDS	PCA	iKICA
Halogen	IR	33	81.25	44.64	64.29	46.43	84.82	95.54
	DIR	32	93.75	90.18	90.18	89.29	94.64	99.11
	RRI	32	78.57	64.29	83.04	73.21	73.21	100.0
	NDRI	32	74.11	56.25	66.96	73.21	73.21	99.11
UV	IR	33	99.11	96.43	98.21	93.75	99.11	99.25
	DIR	32	100.0	99.11	100.0	100.0	100.0	100.0
	RRI	32	100.0	93.75	100.0	100.0	100.0	100.0
	NDRI	32	99.11	86.61	100.0	99.11	100.0	99.75