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

Table 12

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

Face database	Algorithms	G4/P9	G5/P8	G6/P7	G7/P6	G8/P5
Barrel distortion	Baseline (F3)	0.5174 (3840)	0.5846 (3840)	0.6179 (3840)	0.6542 (3840)	0.6907 (3840)
	LPP (F3)	0.4102 (105)	0.4579 (125)	0.4967 (155)	0.5275 (165)	0.5597 (140)
	Algorithm 2 (F3)_	0.5176 (100)	0.5719 (120)	0.6050 (160)	0.6344 (180)	0.6733 (175)
	Algorithm 2 (F3)	0.6913 (105)	0.7471 (125)	0.7750 (135)	0.8131 (180)	0.8423 (185)