local thresholding for image binarization.

2017 10 27
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更新时间：2017 12 27
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i am working on local thresholding fir image binarization. where i need to calculate intensity I(x,y) of a pixel position (x,y). How to calalulate this value? Please help

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Image Analyst
Image Analyst 2017-12-27

0 个投票

Try nlfilter(). Demo attached.
I'm also attaching a demo where I used local thresholding.
An alternative is to flatten the image by using adapthisteq() and then using a global threshold.

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