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how to format vector as matrix?

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Berbia
Berbia 2012-12-1
I have a long row vector say,v=[1 2 3 ... 100]. I'm in need to convert it into a matrix m=[1 2 3 4 5;6 7 8 9 10; ..... ;96 97 98 99 100] i.e),for each row 5 elements...Is it possible in matlab? if so how???

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Walter Roberson
Walter Roberson 2012-12-1
m = reshape(v, 5, []) .' ;
Notice this first creates columns of 5 and then transposes so they become rows, rather than creating rows of 5 directly. This has to do with the order that reshape() takes elements to be reshaped.

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