图像的灰度直方图显示，二值图像显示的经典代码，还有psnr值计算-Image histogram display, binary image shows the classic code, there psnr value

主要边缘检测，灰度化处理，直方图，均衡化 二值化图像等图像处理技术，matlab编程，小程序代码，非常实用-The main edge detection, gray processing, histogram equalization binary image and other image processing technology, matlab programming, applet code, very useful

Matlab code image processing GUI Histogram Gray-Scale Binary