I have a matrix of dimension a=[993,1], I need a matrix b=[331,3] such that every 3 columns of the a forms a row of b

the problem is like a=[1;2;3;4;5;6;7;8;9;10;11;12;13;14;15;16;17;18] and I need b of the following form b=[1 2 3;4 5 6; 7 8 9; 10 11 12; 13 14 15; 16 17 18]

[Image Analyst]

Your a has only 1 column.

Answer 1

[Mischa Kim]

Chris, use

 b = reshape(a',3,[])'

[Chris Martin]

thnx