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annotate general/numerical/array/sum1.m @ 61:eff6bddf82e3 tip

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Finally implemented perceptual brightness thing.
author samer
date Sun, 11 Oct 2015 10:20:42 +0100
parents db7f4afd27c5
children
rev   line source
samer@4 1 function Y=sum1(X)
samer@4 2 % sum1 - sum over dimension 1 and shiftdim 1
samer@4 3 %
samer@4 4 % sum1 :: [[N M]] -> [[M]].
samer@4 5
samer@4 6 Z=sum(X,1);
samer@4 7 S=size(Z);
samer@4 8 Y=reshape(Z,[S(2:end) 1]);