Sort a Matrix based on a column
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I want to sort a matrix. Actually I want to sort the last column and all the rest columns based on the last. Has anyone idea about this???
Accepted Answer
Walter Roberson
on 9 Dec 2011
[lastvals, idx] = sort(A(:,end));
sortedA = A(idx,:);
2 Comments
Walter Roberson
on 9 Dec 2011
Sorry I had the index order reversed. It is fixed in my Answer now.
Azzi Abdelmalek
on 19 Feb 2014
[Kris zenitis commented]
I ve got a matrix 4000x9. When i tried your solution i got Index exceeds matrix dimensions.
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on 9 Dec 2011
on 19 Feb 2014
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