The concept of convolution essentially means replacing every basic element of one image with a second image, but constraining the overall brightness of each replica of the second image to be equal to that of the image element it replaces.
The concept of convolution essentially means replacing every basic element of one image with a second image, but constraining the overall brightness of each replica of the second image to be equal to that of the image element it replaces.
卷积的概念本质上就是将图像中的每一个元素用另一个元素来代替，代用的那个元素与原元素的亮度相同。