Polygon ROI extraction from an image

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M. M. Farhad
M. M. Farhad 2017-2-21
回答： Image Analyst 2017-2-22
Hi, I want to extract a polygon ROI from an image and work with that ROI further. How can I extract the ROI from the image and save it as an array??

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Image Analyst
Image Analyst 2017-2-22
Use functions like imfreehand(), roipoly(), roipolyold(), poly2mask(), rbbox(), imrect(), and/or imcrop().

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