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Hi Ansley
> > One thing you could do, if there is just one missing timestep, is > to skip that first value by sending variable[l=2:428] to the function. This work fine. But what would happen if the missing value is for example the 20th? or the range from 125 to 201? > > Somebody on the list here might suggest the right way to deal > with missing time steps to get a good FFT analysis - a local > mean might be a better idea than the overall mean, as you'll > see from the example below. When you say local mean are you talking about the individual Jan, Feb,... means? If so how do I can compute those means, and how do I can introduce their values within the corrected data frame. Thanks in advance, Antonio Rodríguez |