Give me a matlab code for automatic extraction of region of interest in an image

Hi everyone. ..pls help me to find out this..give me a matlab code for automatic extraction of region of interest from an multiple images

[Walter Roberson]

What difficulty did you encounter when you implemented one of the previous discussions on this topic in MATLAB Answers?

http://www.mathworks.com/matlabcentral/answers/6200-tutorial-how-to-ask-a-question-on-answers-and-get-a-fast-answer

[Bhuvana P]

 Thanks for ur response ....I didn't know the coding yet for this ...I'm new to the matlab