Re: [R] Preparing timestamped data for fourier analysis

From: Earl F. Glynn <efg_at_stowers-institute.org>
Date: Wed 15 Jun 2005 - 08:49:57 EST

"Milos Zarkovic" <mzarkov@EUnet.yu> wrote in message news:001401c5705e$6a548d50$0201a8c0@milos...
> I believe that FFT is not appropriate. However Lomb-Scargle periodogram
> could be used.

This may interest you:

(Preprint of submitted paper)
Detecting periodic patterns in unevenly spaced gene expression time series using Lomb-Scargle periodograms.
http://research.stowers-institute.org/bioinfo/PDF/m2005_lomb-scargle_submitted.pdf

R code here
http://research.stowers-institute.org/efg/2005/LombScargle/

efg



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https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Wed Jun 15 08:57:12 2005

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