Fractal Image Coding Based on a Fitting Surface

Table 2

Performance comparison between the proposed method and the other three methods.

Image		Barbara
		7	11	15
PSNR	Jacquin’s	23.66	23.53	23.15
	Tong’s	24.32	23.70	23.22
	Wang’s	24.61	24.24	23.81
	Proposed	25.34	25.11	24.47
Bpp	Jacquin’s	0.73	0.36	0.23
	Tong’s	0.73	0.36	0.23
	Wang’s	0.85	0.49	0.33
	Proposed	0.88	0.56	0.39
Time	Jacquin’s	7.73	3.89	2.52
	Tong’s	7.09	3.45	2.23
	Wang’s	6.27	3.28	2.21
	Proposed	6.19	3.01	2.16