how to find the variance of each row in a matrix?

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bsd
bsd 2012-5-3
Hai,
The function var(X) finds the variance of each column, when X is a matrix. But, I need to find the variance of each row, when X is a matrix. How could I do this in matlab?
Looking for your reply.
BSD

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回答（2 个）

Andrei Bobrov
Andrei Bobrov 2012-5-3
out = var(X.').'
Thomas
Thomas 2012-5-3
out=var(X,0,2)

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