How to find concentric circles or only circle like shapes in any given image?

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Saravanan Chandran

You can use hough transform to detect circles. imfindcircles matlab function also available.

Vidhya Venkitaraman

Sir,I have tried with imfindcircles and HT.But its not working for all cases and showing inner circle at some other point within the circle.Unable to find concentric or circle-like shapes at all times with different set of images.