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How many times specific element occurs in each column of a given matrix

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Damian Wierzbicki
评论： Damian Wierzbicki 2017-7-6
Hi all. Assume that I have a big matrix and I want to calculate how many times a specific element, for instance 0, occurs in each column of that matrix and then store those values in a row vector ? Is there a way of doing that ? Thank you.

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Stephen23
Stephen23 2017-7-6
编辑：Stephen23 2017-7-6
V = sum(M==0,1)
where M is your matrix.

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