how to do image segmentation using edge detection?

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genesis
genesis 2013-6-15
hi, i have a square in an image where i want to segment it out for further processing. can someone tell me how can it be done? i have tried bounding box method but it end up detecting all the small title square at the background and i cant crop the square object that i want. thank you for your reply
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Image Analyst
Image Analyst 2013-6-15
How effectively do you think we can do this without your image? Please upload it and tell us where you uploaded it to. (Try http://snag.gy)

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