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

Table 14

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

Face database	Algorithms	G4/P9	G5/P8	G6/P7	G7/P6	G8/P5
Pincushion; distortion	Baseline (F3)	0.5352 (3840)	0.5971 (3840)	0.6298 (3840)	0.6703 (3840)	0.7090 (3840)
	LPP (F3)	0.4144 (105)	0.4594 (110)	0.4895 (145)	0.5225 (130)	0.5593 (195)
	Algorithm 2 (F3)_L2	0.5093 (105)	0.5644 (105)	0.5998 (155)	0.6319 (145)	0.6723 (210)
	Algorithm 2 (F3)	0.6507 (100)	0.6994 (110)	0.7243 (160)	0.7411 (170)	0.7743 (205)