how do i count NaNs in a vectors or array??

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trailokya
trailokya 2015-2-1
回答： Matt J 2015-2-1
Sir I have a vector say
A=[5,5,6,NaN,NaN,8,10,5,7,3,NaN,11,5,3,8,9,7,NaN,NaN,NaN,NaN,NaN]
and i want to count the number of NaNs in between the numbers. The result should be[2,1,5]. how can I do it sir? please help

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采纳的回答

Matt J
Matt J 2015-2-1
编辑：Matt J 2015-2-1
If you have the Image Processing Toolbox,
S=regionprops(isnan(A),'Area');
result=[S.Area];

更多回答（1 个）

Matt J
Matt J 2015-2-1
Using SplitVec ( Download ),
C=SplitVec(isnan(A),'equal',@sum);
result=nonzeros([C{:}]).';

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