How to convert image array to double array?

2015 2 18
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更新时间：2015 2 18
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filter.*image is not working, because filter is a double array and image is an integer array. I think MATLAB should convert integer to double by default in this case, but how can I do by hand?

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Viju
Viju 2015-2-18

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Take your integer array - let's call it 'intArray' and do the following:
dblArray = double(intArray);

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