how can we extract intensity information from an image by making use of overlapping blocks..can u give the code for it...or which function should i use?

extraction of intensity information from an input image by dividing it in many overlapping blocks..

Answer 1

[Image Analyst]

You can use blockproc() with a negative bordersize property. I've posted examples recently for non-overlapping processing. If they overlap by a lot, so that the window moves only 1 pixel each time, then you can use conv2().