creating a matrix by expanding a row

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alpedhuez
alpedhuez 2018-4-21
回答： Ameer Hamza 2018-4-21
Suppose I have a 1*N row vector A. I want to vertically concatenate A for M times to create M*N matrix. Please advise.

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Ameer Hamza
Ameer Hamza 2018-4-21

You can use repmat() to repeat a matrix several times. In your case you can use

repmat(A, m, 1)

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