how to get relative entropy thresholding for an image ?

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kalaivaani
kalaivaani 2013-10-11
回答： Peter Eze 2018-2-28
to get the only the red lesions from retinal image by subtracting the relative entropy thresholded image from tophat transformation of the same image
what is operation of entropy filter in image processing?
can i get the formula for relative entropy thresholding

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回答（1 个）

Peter Eze
Peter Eze 2018-2-28
Rentropy= sum(sum(X.*log(X./Y))); X and Y are either distributions or vector data from a distribution.

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