夜间图像去噪
............\Add_noise.m
............\Add_noise1.jpg
............\Add_noise2.jpg
............\estimate_noise.jpg
............\Estimate_noise.m
............\g_gauss.mat
............\mden.jpg
............\mden.m
............\Mden2.m
............\mden_main.m
............\mse.m
............\NC.m
............\Night_building.JPG
............\Night_noise_all.jpg
............\Night_noise_main.m
............\original_pattern.tif
............\Pg.m
............\PSNR.m
............\Py.m
............\Pyg.m
............\statmoments.m
............\Tden2.m
............\Threshhold.jpg
............\Threshhold_main.m
............\xden.jpg
............\xden.m
............\Xden2.m
............\xden_main.m