Counting the non nan observations in a matrix by row

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joseph Frank on 22 Aug 2011

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Accepted Answer: Oleg Komarov

Hi,

I have a matrix for which I want to compute the number of non-nan observations for each row without running a loop. is this possible?

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Accepted Answer

Oleg Komarov on 22 Aug 2011

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sum(~isnan(A),2)

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Sean de Wolski on 22 Aug 2011

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sum(A==A,2);

Variant

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