HOW TO SORT INTO GROUPS

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Pat
Pat el 17 de Sept. de 2011
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 comentarios
Fangjun Jiang
Fangjun Jiang el 17 de Sept. de 2011
Please format your code and explain what is the grouping.
the cyclist
the cyclist el 17 de Sept. de 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.

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Respuesta aceptada

Andrei Bobrov
Andrei Bobrov el 17 de Sept. de 2011
out = reshape(permute(reshape(a,2,[],2),[1,3,2]),2,[])
  2 comentarios
Pat
Pat el 19 de Sept. de 2011
a=[1 9
2 4
3 5
4 6
5 1
6 9
7 0
8 3
9 1
0 2
3 6
3 4
3 7
8 1
8 7
9 2
0 3
4 6
5 7
8 9 ]
i want to divide this data into 5 groups so taht the values in the column 1 and 2 should not change....... have to do this for large data also,can anyone help
Jan
Jan el 19 de Sept. de 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?

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Más respuestas (1)

Fangjun Jiang
Fangjun Jiang el 17 de Sept. de 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 comentarios
Jan
Jan el 18 de Sept. de 2011
@Fangjun: Pat asks for 5 groups, but he showed 6 groups. Your code replies a {2 x 10} cell.
Fangjun Jiang
Fangjun Jiang el 18 de Sept. de 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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