lenna
- n.莱纳
lenna
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Experiments have proved that the compression ratio of the scheme for Lenna image is 43 to 1 and the restored image has a better visual effect .
实验证明,该高效方案对于Lenna图像的压缩比为43∶1,并且恢复的图像有较好的视觉效果。
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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 .
实验结果表明,该分形编码压缩比可达到15.28,峰值信噪比可达30.35dB。在PC586上,编码时间为196秒,解码时间为36秒。