How i can do sub-sampling for an image by its pixels

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Chary
Chary 2014-4-17
回答： Image Analyst 2014-4-17
Hi I want sub-sample a image by its pixels, can any one help. Thanks in advance

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回答（1 个）

Image Analyst
Image Analyst 2014-4-17
For example, to subsample by a factor of 2 in the x direction and 3 in the y direction:
smallImage = bigImage(1:3:end, 1:2:end); % Remember (row, column) = (y, x) NOT (x,y)

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