这个程序能够实现各种模板的中值滤波处理，还能够计算处理后图象的熵！-the process to achieve the various templates median filter handling, but also to calculate the processed image entropy!

计算熵值，互信息 自信息 香农编码 费诺编码 包含源代码-Calculate the entropy, mutual information contains the source code from the information the Shannon encoded Fenno coding