felix at nfrac.org
Fri Aug 10 04:36:17 CEST 2007
On 8/10/07, Alberto Monteiro <albmont at centroin.com.br> wrote:
> I have a time series x = f(t), where t is taken for each
> month. What is the best function to detect if _x_ has a seasonal
> variation? If there is such seasonal effect, what is the
> best function to estimate it?
> Function arima has a "seasonal" parameter, but I guess this is
> too complex to be useful.
> Alberto Monteiro
> R-help at stat.math.ethz.ch mailing list
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
Felix Andrews / 安福立
Integrated Catchment Assessment and Management Centre
The Fenner School of Environment and Society
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