vectorize without using loop

2013 3 18

1 个回答

5 次查看（30 天）

0 个投票

I believe there's way to vectorize the following code without using the loop

                  for i = 1:length(indtrn)
                          Xtrn(i, :) = X(indtrn(i), indtrn);
                  end

Can someone shed me some light? Thanks in advance.

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Azzi Abdelmalek 2013-3-18

0 个投票

out=X(indtrn,indtrn)

Eric 2013-3-19

exactly. Thank you, Azzi.

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