Firstly,based on the principle of Kolmogoroff-Smirnoff(K-S) test,under the gamma distribution hypothesis,for a given confidence limits,those algorithms that preserve the original distribution are selected.

• 首先,基于柯尔莫哥洛夫-斯米尔诺夫(K-S)检测原理,在给定置信界限下,选出压缩后图像分布与原始分布满足一致性的算法。