[R] AIC for seasonal decomposition by stl

[Prof Brian Ripley]

On 13/04/2012 07:32, Joon-Taek Yoo wrote:
> Hello
>
> I have a question on the seasonal decomposition based on Loess smoothing
> (called "stl") for the R statistics package.
>
> I am wondering how to calculate value of AIC (Akaike Information Criterion)
> for the seasonal decomposition by stl in R.

AIC is only defined for maximum-likelihood fitting of parametric models. 
  So you are asking how to calculate something that is not even defined: 
please discuss this with your statistics advisor.
>
> Thanks,
>
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>
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-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
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