i have an output of the following code...but i need to do haar wavelet transform of that output.PLEASE HELP ME IN CODING

2014 9 24
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更新时间：2014 10 10
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I3=zeros(150,150);
I3(10:140,10:53)=1;
I3(10:140,56:93)=1;
I3(10:140,96:140)=1;
imshow (I3, []);
title('picture1');
i have to find an output of 'Haar wavelet transform' of this *picture1* (my program's output)
i don't know how to do it?

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