An Improved EMD-Based Dissimilarity Metric for Unsupervised Linear Subspace Learning

Table 16

The recognition rates on sub Extended Yale B face database over “F1” and “F2” features; recognition rates (dimensionality).

Face database	Algorithms	G6/P10	G7/P9	G8/P8	G9/P7	G10/P6
sub	Baseline (F1)	0.2615 (32256)	0.2770 (32256)	0.2904 (32256)	0.3057 (32256)	0.3100 (32256)
	LPP (F1)	0.4955 (90)	0.5363 (95)	0.5598 (100)	0.5862 (105)	0.6208 (120)
	Algorithm 1 (F1)	0.6108 (90)	0.6585 (100)	0.6654 (105)	0.6831 (110)	0.7097 (115)
sub	Baseline (F2)	0.4930 (360)	0.5187 (360)	0.5421 (360)	0.5705 (360)	0.5900 (360)
	LPP (F2)	0.3883 (120)	0.4139 (135)	0.4327 (155)	0.4490 (165)	0.4664 (160)
	Algorithm 1 (F2)	0.4578 (130)	0.4735 (135)	0.4940 (155)	0.5169 (165)	0.5331 (165)