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3 Comments
Dennis J
on 12 Jul 2013
Can someone please tell me whats going on?!
Tim
on 15 Jul 2013
The reshape function creates a matrix with the vector [1 3 9 27] placed vertically, horizontally, and diagonally; the conv2 function does sort of a dot product of these with all sets of four elements in the test matrix; if [1 1 1 1] or [2 2 2 2] appears, the result will be 40 or 80, respectively.
Piotr Balik
on 7 Sep 2021
Impressive code compression
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