On Mon, 6 Aug 2007, [EMAIL PROTECTED] wrote: > I am trying to compare several methods for classify data into groups. > In that purpose I 'd like to developp model comparison and selection > using AIC. > > In the lda function of the MASS library, the maximum likelihood of the > function is not given in the output and the script is not available.
The source _is_ available: it is part of the R tarball, and in the VR bundle on CRAN. > Do anyone know how to extract or compute the maximum likelihood used in > the lda function? It does not maximize a likelihood: what it does do is described in the book for which this is support software. -- Brian D. Ripley, [EMAIL PROTECTED] Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/ University of Oxford, Tel: +44 1865 272861 (self) 1 South Parks Road, +44 1865 272866 (PA) Oxford OX1 3TG, UK Fax: +44 1865 272595 ______________________________________________ R-help@stat.math.ethz.ch 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.
