matlab实现直方图均衡化，直方方图匹配，邻域平均，局域增强，中值滤波 -matlab histogram equalization, histogram square graph matching, neighborhood average, local enhancement, median filtering

Locai histogram in matlab

部分重叠局部直方图均衡化算法，MATLAB下的程序文件，做图像处理时候用(Partially overlapped local histogram equalization algorithm)