local variation of image

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nayomi ranamuka
nayomi ranamuka on 7 May 2011
I want to calculate the local standard variation in a sliding window for an image. How it should be done using matlab ??

Accepted Answer

nayomi ranamuka
nayomi ranamuka on 8 May 2011
Thank you. Regarding to your comments I've a solution also. J = colfilt(I,[5 5],'sliding',@std); I hope your suggestions for my solution.
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nayomi ranamuka
nayomi ranamuka on 8 May 2011
Thank you

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More Answers (1)

Wolfgang Schwanghart
Wolfgang Schwanghart on 7 May 2011
Hi,
or
doc stdfilt
Hope this helps, Wolfgang
  6 Comments
Walter Roberson
Walter Roberson on 7 May 2011
J = stdfilt(I, ones(5,5));

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