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function[] =imshow(Image) //retrieving list and creating 3 dimensional matrix out of it
dimensions=size(Image)
if dimensions==3 then
[c d]=size(Image(1));
r=matrix(Image(1),c,d);
g=matrix(Image(2),c,d);
b=matrix(Image(3),c,d);
z(:,:,1)=r;
z(:,:,2)=g;
z(:,:,3)=b;
[NumberOfRows NumberOfColumns NumberOfChannels] = size(z);
NumberOfPixels = NumberOfRows * NumberOfColumns;
MaxGrayValue = 2 ^ 8 - 1;
ColorMap = double(matrix(z, NumberOfPixels, NumberOfChannels)) ...
/ MaxGrayValue;
Img = matrix(1 : NumberOfPixels, NumberOfRows, NumberOfColumns);
elseif dimensions==1 then
[c d]=size(Image(1));
Img=matrix(Image(1),c,d);
//Img=Img';
MaxUInt8 = 2 ^ 8 - 1;
MaximumGrayValue = MaxUInt8;
ColorMap = graycolormap(double(MaximumGrayValue + 1));
end;
show(Img,ColorMap);
endfunction
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