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can someone explain me How to deal with NaN in data

Asked by umesh birajdar on 20 Oct 2018
Latest activity Answered by Jose Sanchez on 20 Oct 2018
Hi, I'm doing PCA for data 106x512 size after standardizing data getting NaN in the data set, so I'm not able to do the PCA for standardized data can someone help with this issue. THANKS IN ADVANCES

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Answer by Jose Sanchez on 20 Oct 2018

Check if there is NaN is your data. Function "isnan" will do that (see help isnan). Combine with function "any" to select rows or columns that contain at least one NaN. Let's call your matrix X, then the code below will select the row indices:
ind = find(any(isnan(X),2))

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