Dear R users (r-help@r-project.org), The definition of AIC (Akaike information criterion) for normal error models has just been changed. Please refer to the paper below on this matter. Eq.(22) is the new definition. The essential part is RSS(n+q+1)/(n-q-3); it is close to GCV. The paper is temporarily available at the "Papers In Press" place.
Kunio Takezawa(2012): A Revision of AIC for Normal Error Models Open Journal of Statistics, Vol.2. No.3 http://www.scirp.org/journal/ojs/ **Out now!** Guidebook to R Graphics Using Microsoft Windows ISBN: 978-1-118-02639-7 Click here to read more and to buy your print copy http://as.wiley.com/WileyCDA/WileyTitle/productCd-111802639X.html ***** http://cse.naro.affrc.go.jp/takezawa/intro.html ***** [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
