Feature Based Stereo Matching Using Two-Step Expansion

Table 2

Comparative performance of stereo algorithms according to Middlebury methodology.

	Tsukuba			Venus			Teddy			Cones
	Nonocc	All	Disc	Nonocc	All	Disc	Nonocc	All	Disc	Nonocc	All	Disc
Ours	2.57	3.13	10.8	3.34	3.49	13.1	5.44	7.84	12.1	3.41	8.30	9.21
GC	1.67	3.75	8.20	0.83	2.37	8.12	9.72	18.8	17.2	4.51	15.0	11.2
CSBP	1.74	3.84	9.10	1.09	2.52	12.9	8.18	17.3	20.6	4.07	14.2	11.3
DP	3.43	4.23	9.85	6.50	7.43	17.4	7.11	14.9	13.4	6.52	15.1	15.1
SO	4.23	6.21	10.7	5.14	6.58	17.0	11.3	20.2	18.6	8.76	18.8	16.1