converting 3D matrix to 2D

how to convert 3D matrix C(4x4x64) into 2D W1(32x32) plz help

[Wayne King]

we'll need more details because even 1 page (64x4) has fewer elements than 32x32

[kush]

i have divided an image into 4x4 blocks & saved them into matrix C1(a,b,c) now i want to reconvert it into image

Answer 1

[Rick Rosson]

   >> doc reshape