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What is meant by probability distribution function of an image

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Sivakumaran Chandrasekaran
评论： Image Analyst 2019-3-31
How to find the probability distribution of an image

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Image Analyst
Image Analyst 2012-8-26
Try this:
[pixelCount grayLevels] = imhist(grayImage);
special considerations must be taken for floating point images.
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Image Analyst
Image Analyst 2019-3-31
I'll have to repeat my last comment.
The histograms of each channel separately will give you detailed information. Hopefully it's what you want, but I don't know because you're not answering my question but instead asking another question.

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