Introduction - If you have any usage issues, please Google them yourself
The color of black and white images is a very significant problems in the field of computer vision, to the grayscale image with color images can add visual effects and color processing, such as old black and white photos, old movies, as well as scientific legend. Image Colorization can be defined as black and white image of an input, according to its gray-scale distribution, coupled with artificial colors specified or automatic color matching to the color map. Welsh proposed a grayscale image colorization algorithm, which is the statistical value of a pixel neighborhood to guide the matching process, but the slower speed of operation.