matlab 中很实用的源代码2：中值滤波器、用Sobel算子和拉普拉斯对图像锐化，梯度算子检测边缘-Practical source code of matlab

边缘检测 分别用sobel和laplacian算子来进行 -digital imaging prossing

sobel edge detection using verilog code

Edge detection is widely used in image processing, image recognition and computer vision. Tradition edge detection methods have a lot of disadvantages. This paper presents a new edge detection algorithm base on Matching Pursuit (MP). Our method h