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2 Dimensional image histogram

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hend
hend on 13 Dec 2014
Answered: Image Analyst on 13 Dec 2014
I want to make a 2 dimensional histogram between the original image and its average mask, can anyone help me

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Image Analyst
Image Analyst on 13 Dec 2014
What is an "average mask"? And what do the two axes represent? Do you mean the gray level cooccurrence matrix?
hend
hend on 13 Dec 2014
it's a histogram of the image gray level and its local average on x and y axes respectively. which used in computing the 2D otsu's method like this paper

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Image Analyst
Image Analyst on 13 Dec 2014
Try the attached code. It's about all I have time for but it will get you started.

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