combined sorting

For ex;I have an array A=[1:4] and B=[12:19:2:20].If I sort B in descending order B=[20 19 12 2].I want the corresponding positions in A to be swapped as well...ie A=[4 2 1 3].How do I achieve that?

 采纳的回答

[sortB,idx] = sort(B,'descend');
sortA = A(idx);
Or put the vectors into a matrix and use sortrows.

2 个评论

thanks a lot Matt..I was actually writing a very long algorithm.-:)
In MATLAB, that's generally a sign you're doing it wrong! :)

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