A Fast Fractal Video Coding Algorithm Using Cross-Hexagon Search for Block Motion Estimation

Table 4

Average PSNR values.

	Average PSNR Y					Comparison
	NTSS	DS	CDS	HEXS	NHEXS	ΔNTSS	ΔDS	ΔCDS	ΔHEXS
Claire.cif	43.66	43.50	43.19	43.38	42.93	−0.73	−0.57	−0.26	−0.45
Hall.cif	40.05	40.19	39.88	39.90	39.65	−0.4	−0.54	−0.23	−0.25
Foreman.cif	35.33	35.12	35.02	35.10	34.71	−0.62	−0.41	−0.31	−0.39
News.cif	37.30	37.28	36.47	36.85	36.38	−0.92	−0.9	−0.09	−0.47
Paris.cif	33.64	33.55	36.27	36.41	36.22	2.58	2.67	−0.05	−0.19
Stefan.cif	29.23	29.01	28.57	28.74	28.20	−1.03	−0.81	−0.37	−0.54