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problem in matrix formation mean want to make a matrix from given matrix by removing 2,3,4 column values?

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RS
RS 2013-8-25
I have matrix of 964*4092 and want to take value of column of 1st 5th 9th and so on as it is ? In the 2nd, 3rd and 4th column there is different value but I don't want to keep that value

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Walter Roberson
Walter Roberson 2013-8-25
YourMatrix(:, 1:4:end)
will select column 1, 5, 9, 13, 17, and so on.

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