An Improved Algorithms of Fractal Image Coding Based on Neighbour-Searching
Lou Li · Microelectronics & Computer · 2006
An Improved Algorithms of Fractal Coding based on Matching in Range Block's Neighbourhood searching is presented, Compared with Jacquin's fractal block coding, their PSNR is almost same,its compression ratio is higher, its speed is faster.Experimental results show that this fractal coding for 512×512 Lenna image encodes to a compression ratio of 15.28 and 30. 35 dB in PSNR, its encoding time is 196 seconds and its decoding time is 36 seconds.