colorization of grayscale image using exhaustive search on YUV color space

colorization of gray image using exhaustive search on LUV color space using 15 different window sizes-colorization of gray image using exhaustive search on LUV color space using 15 different window sizes

colorization of gray image using exhaustive search using rgb color space with 15 different window sizes-colorization of gray image using exhaustive search using rgb color space with 15 different window sizes

colorization of gray image using kekre s biorthogonal red color space also using 15 different window sizes