A Revisit Histogram of Oriented Descriptor for Facial Color Image Classification Based on Fusion of Color Information

Table 2

Several experimental cases on the AR database.

Color space		AR
		Max magnitude	C2	C2	C2	C3	Fusion
			C1	C2	C3	C1
RGB	1	92.69	87.00	91.23	89.77	85.46	90.62
	2	93.46	88.46	93.15	92.92	87.85	92.77
	3	94.54	88.77	93.85	93.69	88.85	93.69
	4	94.92	89.15	94.38	94.38	89.08	94.54
	5	94.38	89.85	93.69	94.46	89.23	93.77
HSV	1	92.62	84.69	84.00	74.85	82.77	86.31
	2	94.46	87.15	90.38	83.54	86.31	90.08
	3	94.46	88.15	92.46	86.38	87.54	92.15
	4	94.54	88.69	94.23	87.31	87.85	93.77
	5	94.69	89.00	94.77	87.92	87.62	94.15
ISH	1	92.08	92.77	82.08	72.23	89.23	88.69
	2	94.77	94.54	88.15	81.77	92.77	92.85
	3	94.85	94.77	92.15	85.85	93.85	94.23
	4	95.38	94.46	93.69	87.23	94.00	95.08
	5	94.69	94.62	94.23	87.69	94.08	95.92
YCbCr	1	92.77	92.38	86.15	85.54	93.15	91.31
	2	94.00	94.15	90.15	91.00	94.85	93.77
	3	94.54	94.15	91.54	92.31	95.15	94.31
	4	94.77	94.38	91.38	92.54	94.92	94.69
	5	94.54	94.08	90.77	91.69	94.92	94.62
I1I2I3	1	93.08	93.15	89.62	78.23	93.31	92.00
	2	93.77	94.46	93.08	87.31	95.69	94.23
	3	94.46	94.69	93.31	89.38	95.08	95.38
	4	94.54	94.62	93.00	90.31	95.31	95.62
	5	94.62	94.85	93.00	91.54	95.31	95.69