Detect circles in an image

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Sonal Singh
Sonal Singh 2021-5-15
编辑： Matt J 2021-5-15
I am trying to detect circles on the image. An example of image is given here. I used imfindcircles but it doesn't detect any circles, this is the output on screen. Could someone help me or let me know what's wrong please?

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回答（1 个）

Matt J
Matt J 2021-5-15
编辑：Matt J 2021-5-15
Use ObjectPolarity='dark'.

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