HOW TO SORT INTO GROUPS
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I have values
col1 col2
1 9
2 4
3 5
4 6
5 1
6 9
7 0
8 3
9 1
0 2
I WANT TO DIVIDE THIS INTO 5 GROUPS MY OUTPUT IS
1 9 3 5 5 1 7 0 9 1
2 4 4 6 6 9 8 3 0 2
PLEASE CAN ANYONE HELP
2 Comments
the cyclist
on 17 Sep 2011
Pat, please try to imagine yourself as a reader who knows nothing about your problem. It is impossible to understand what you want to do. Please provide more detail.
Accepted Answer
Andrei Bobrov
on 17 Sep 2011
out = reshape(permute(reshape(a,2,[],2),[1,3,2]),2,[])
2 Comments
Jan
on 19 Sep 2011
@Pat: As mentioned before, it is not clear how the groups are distinguished. I do not see the connection between "The values in the column 1 and 2 should not change" and the example data in your question. Please explain the rule you want to implement.
But you've accepted an answer already. This means, that the posted code solved your problem. Sure?
More Answers (1)
Fangjun Jiang
on 17 Sep 2011
a=[1 9
2 4
3 5
4 6
5 1
6 9
7 0
8 3
9 1
0 2 ];
b=mat2cell(a,repmat(2,size(a,1)/2,1),size(a,2));
c=cell2mat(b');
2 Comments
Jan
on 18 Sep 2011
@Fangjun: Pat asks for 5 groups, but he showed 6 groups. Your code replies a {2 x 10} cell.
Fangjun Jiang
on 18 Sep 2011
I see! Then b or b' should be the outcome.
The OP doesn't seem to be responsive at all based on his history.
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