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I have a 359x479 matrix. I want to down-sample it by removing every 2nd, 4th, so on... row and column. Which is the best method?

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Roberto
Roberto 2014-4-27
编辑：Roberto 2014-4-27

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try accessing x vector/matrix by index e.g.
x = x( 1:2:end , 1:2:end );

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