Select random numbers from a matrix
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I want to select 100 random numbers from a certain column of a matrix. What should I do?
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Image Analyst
2017-12-16
Try this:
y = rand(1000, 3); % Some random data
% Select 100 numbers randomly from column 2:
selected = y(randperm(size(y, 1), 100), 2)
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2023-3-4
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