I have 3*3*20 matrix and 1*1*20 matrix. how to multiply. I have multiply q and za

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Triveni on 21 Jul 2015
Edited: Triveni on 15 Mar 2016
q(:,:,1:20); %3*3 Matrix
za(1:20); % 1*1 Matrix
How to multiply q and za. Error using q*za or q.*za

Accepted Answer

Titus Edelhofer
Titus Edelhofer on 21 Jul 2015
Hi Ranjan,
if you want to multiply each 3x3 Matrix q(:,:,idx) with the corresponding za(1,1,idx), then this should work:
q = rand(3,3,20);
za = rand(1,1,20);
result = bsxfun(@times, q, za);

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