xiaoquzaosheng.rar_matlab数字图像处理_图像噪声 MATLAB_图像噪声处理_图像处理 matlab_数

clc clear all mypath = 'D:\MATLAB7\work'; cd(mypath); I = imread('coin.tif'); J = imnoise(I,'gaussian',0,0.01); subplot(2,2,1); imshow(I); title ԭͼ subplot(2,2,2); imshow(J); title saltpepper; J1 = medfilt2(J); subplot(2,2,3); imshow(J1); title 3*3 J2 = medfilt2(J,[9 9]); subplot(2,2,4); imshow(J2); title 9*9