square detection in an image

How to detect square shape in a image..pls provide matlab code..

[Image Analyst]

First provide the image.

Answer 1

[Hitesh Kurapati]

How to detect and separate individual squares from the image i am attaching?(not necessarily in RGB)

[Image Analyst]

Why not post this as your own new question rather than hijack velflash's discussion (who obviously doesn't care about this anymore since he never provided an image)? Then you can tell me the use case, and I can tell you about how to threshold the blue channel and find the connected components.