MATLAB: How to identify a particular region in a color image

Question

how to identify a particular region in a color image?http://tinypic.com/r/sbhv06/5… is my input image… and the area mentioned by arrow mark should be identified

Answer 1

See my image segmentation demos: http://www.mathworks.com/matlabcentral/fileexchange/?term=authorid%3A31862