简单的用matlab写的小程序，用于检测图像的噪声和边缘模糊度-Simply use matlab write small programs, used for detection of image noise and edge blur

图像处理 包括直方图均衡化 加入噪声以及滤波和边缘检测并同时增强图像-Image processing includes adding noise histogram equalization and filtering and edge detection, and at the same time enhancing the image