Azzera filtri
Azzera filtri

Sort a Matrix based on a column

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Kris zenitis
Kris zenitis il 9 Dic 2011
Commentato: Azzi Abdelmalek il 19 Feb 2014
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???

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Walter Roberson
Walter Roberson il 9 Dic 2011
[lastvals, idx] = sort(A(:,end));
sortedA = A(idx,:);
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Walter Roberson
Walter Roberson il 9 Dic 2011
Sorry I had the index order reversed. It is fixed in my Answer now.
Azzi Abdelmalek
Azzi Abdelmalek il 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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