How to effieiently index large arrays?

1 次查看（过去 30 天）

Donald 2011-10-24

I've noticed that indexing into large arrays takes a surprisingly long amount of time. Is there any general rules or tricks to speed this up.

Basically, I'm talking about: A = rand(M,P); B = zeros(N,P); B(aNdx,:) = A;

MATLAB Language Fundamentals Matrices and Arrays Matrix Indexing

在 Help Center 和 File Exchange 中查找有关 Matrix Indexing 的更多信息

Find the treasures in MATLAB Central and discover how the community can help you!

Translated by