nosie.m

MATLAB数字图像处理

clc
clear all
mypath = 'D:\MATLAB7\work';
cd(mypath);
I = imread('coin.tif');
J = imnoise(I,'salt & pepper',0.02);
K = imnoise(I,'gaussian',0,0.01);
subplot(2,3,1);
imshow(I);

subplot(2,3,2);
imshow(J);

subplot(2,3,3);
imshow(K);

J1=medfilt2(J);
subplot(2,3,4);
imshow(J1);