draw circle for ROI in an image ?

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Mohannad Nasir
Mohannad Nasir le 17 Jan 2019
Hello , I'm doing image processing in optical disc detection , i had database and i want to make a circle around the optical disc itself manually
how can i do that in order to make an mask and compare with it ?
Best regards

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Image Analyst
Image Analyst le 17 Jan 2019
Modifié(e) : Image Analyst le 17 Jan 2019
Try imellipse(), or imfreehand() (demo attached).

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