How can I make elements in a matrix NAN where they don't match that of another matrix?

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Robert
Robert 2015-11-2
回答： Walter Roberson 2015-11-2
suppose I have a matrix
A = [1,2,NaN
4,5,6]
and
B = [12,3,4
4,5,67]
I want
C = [12,3,NaN
4,5,67]
How can I go about doing this?

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回答（1 个）

Walter Roberson
Walter Roberson 2015-11-2
C = B;
C(isnan(A)) = NaN;

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