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

Table 18

The recognition rates on barrel distortion 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
Barrel distortion	Baseline (F1)	0.1732 (32256)	0.1746 (32256)	0.1835 (32256)	0.1936 (32256)	0.1922 (32256)
	LPP (F1)	0.3282 (95)	0.3635 (105)	0.3860 (100)	0.3998 (120)	0.4336 (120)
	Algorithm 1 (F1)	0.4720 (90)	0.5024 (105)	0.5229 (110)	0.5479 (120)	0.5689 (125)
Barrel distortion	Baseline (F2)	0.3857 (360)	0.3991 (360)	0.4090 (360)	0.4331 (360)	0.4436 (360)
	LPP (F2)	0.2970 (125)	0.3143 (140)	0.3312 (150)	0.3374 (165)	0.3417 (170)
	Algorithm 1 (F2)	0.3540 (130)	0.3619 (135)	0.3794 (145)	0.3900 (165)	0.3942 (165)