用matlab对具有高斯和椒盐噪声的图象进行3*3,5*5,7*7和11*11的中值处理...答:clear;clc;I=imread('红萝卜[灰白].JPG');[a,b]=size(I);figure subplot(1,2,1);imshow(I);title('灰白原图');K=imnoise(I,'salt & pepper',0.02);[a,b]=size(K);subplot(1,2,2);imshow(K);title('加椒盐噪声后图像');3*3中值滤波 for i=1:a for j=1:b if(i==1|...