conversion of image into 8 x 8 matrix

I have one image file.

Then how to convert image into 8 x 8 matrix and 16 x 16 matrix

Answer 1

[KALYAN ACHARJYA]

Assuming you have gray scale image, say I, for 8x8

result_image=imresize(I,[8 8])

and for 4x4

result_image=imresize(I,[4 4])

If you are talking about sliding window, look here

[ARCHANA PATIL]

Thank you.