Computing histograms from image overlapped regions

I want to find the histograms from blocks of overlapped regions can some one assist? fun=@(block_struct) block_struct.data img=BLOCKPOC(img,[64 64],fun,'BorderSize',[3 3],'TrimBorder','false')

as this code divides image on to overlapp regions..But i wan tto to fing the histogram from just one overlapped region.

[Algorithms Analyst]

no one have a answer of this question?

[Image Analyst]

I thought we were discussing that in your duplicate post.