Downsizing of an image

2013 3 3

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How to downsize an image by deleting alternate rows and columns without using imresize() function ?

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Wayne King 2013-3-3

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If you just want to downsample the rows and columns.

Assume X is your image:

    X = randn(512,512);
    X = X(1:2:end,1:2:end);

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