clear?all;
tic;
?BG1=imread（‘D:\ttu\tu12\100.bmp‘）;
%?BG=double（BG1）
?[mn]=size（BG1）
?NoisR=0.8;
?NoisQ=0.45;
?parampter2=randint（mn[1?10]）;
?Plast=parampter2.*1.0;
for?i=100:4:1000
????
????
????strtemp=strcat（‘D:\ttu\tu12\‘int2str（i）‘.‘‘bmp‘）;
????Picture1=imread（strtemp）;
????%Picture1=rgb2gray（Picture）;
????Picture2=double（Picture1）;
????
???
????if?i==100