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Matrix Indexing with respect to sum of matrix raws

Asked by Usman Taya on 20 Jun 2019
Latest activity Commented on by Rena Berman on 8 Jul 2019
A =
-9 3 -1 9
-4 0 1 -2
-2 5 6 -9
I want to sort it and want to get following result after sort matrix A kindly let me know how i can get following results:
A =
-4 0 1 -2
-2 5 6 -9
-9 3 -1 9
Here matrix A is sort based of sum of each row.

  2 Comments

No!!!! Don’t edit the question after someone has answered the question!
(Answers Dev) Restored edit

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1 Answer

Answer by madhan ravi
on 20 Jun 2019
Edited by madhan ravi
on 20 Jun 2019
 Accepted Answer

1) Sum A with respect to rows.
2) Use sort() for sum of rows and collect the second output of it.
3) Use the second output of sort() as the row indices of A.

  3 Comments

Hi Madhan Ravi,
Thanks for your answer. Kindly can you explain in matlab codes with about example?
No it’s your homework not mine sorry.
doc sum
doc sort
Thanks.
I have done it

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