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

Table 11

The recognition rates on noise AR face database over “F3” features; recognition rates (dimensionality).

Face database	Algorithms	G4/P9	G5/P8	G6/P7	G7/P6	G8/P5
Noise	Baseline (F3)	0.5370 (3840)	0.6037 (3840)	0.6326 (3840)	0.6678 (3840)	0.7110 (3840)
	LPP (F3)	0.4294 (95)	0.4848 (115)	0.5114 (125)	0.5467 (165)	0.5853 (165)
	Algorithm 2 (F3)_	0.5133 (105)	0.5660 (135)	0.5955 (160)	0.6242 (135)	0.6663 (200)
	Algorithm 2 (F3)	0.6594 (95)	0.7102 (135)	0.7360 (160)	0.7525 (165)	0.7750 (200)