介绍四种实用的对图像进行边缘检测提取的源代码：1.LoG边缘算子法（须带参数运行)；2.Prewitte边缘算子（须带参数运行)；3.Roberts边缘算子法（须带参数运行)；4.Sobel边缘算子法（须带参数运行)。希望对大家有用。-Introduction of four practical edge detection of images extracted from the source code: 1.LoG marginal operator method (parameters t