matlab制造一个64*64的仿真数据

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mb5fdcad5445be3 2014-06-19 15:06:00

fid = fopen('test_001.img','w');
r=random('Normal',100,0,64,64);
z=random('Uniform',0,5,64,64);

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
a=14;
b=16;
for i=15:18
    for j=a:b
        r(i,j)=random('Normal',102,0,1,1);
    end
    a = a-1;
    b = b+1;
end
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
for i=15:18
    for j=31:34
        r(i,j)=random('Normal',102,0,1,1);
    end
end

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
for i=14:19
    for j=47:48
         r(i,j)=random('Normal',102,0,1,1);
    end
end

for i=16:17
    for j=45:50
        r(i,j)=random('Normal',102,0,1,1);
    end
end
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

a=13;
b=17;
for i=30:35
    for j=a:b
       r(i,j)=random('Normal',102,0,1,1); 
    end

    a=a-1;
    b=b+1;

end 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
for i=30:35
    for j=30:35
        r(i,j)=random('Normal',102,0,1,1); 
    end    
end

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
for i =29:35
    for j=47:49
         r(i,j)=random('Normal',102,0,1,1);
    end 
end 

for i=31:33
    for j=45:51
        r(i,j)=random('Normal',102,0,1,1);
    end
end
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

a=13;
b=18;
for i=46:53
    for j=a:b
        r(i,j)=random('Normal',102,0,1,1);
    end
    a=a-1;
    b=b+1;
end 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
for i=45:53
    for j=29:37
        r(i,j)=random('Normal',102,0,1,1);
    end
end

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
for i=44:53
    for j=46:49
        r(i,j)=random('Normal',102,0,1,1);
    end
end 

for i=47:50
   for j=43:52
        r(i,j)=random('Normal',102,0,1,1);
   end
end 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
r=r+z;count =fwrite(fid,r);
fclose('all');