[R] mixture distributions
Ko-Kang at xtra.co.nz
Mon Sep 3 22:21:32 CEST 2001
----- Original Message -----
From: "Jobst Landgrebe" <landgreb at mpipsykl.mpg.de>
To: <r-help at lists.R-project.org>
Sent: Tuesday, September 04, 2001 7:10 AM
Subject: [R] mixture distributions
> Dear List,
> Venables and Ripley describe a solution working under S+ (in MASS, 3. ed.,
> p. 263) which requires the D system function and deriv3. This solution
> seem to be portable to R or at least I do not realise how.
It is, there is a version for R. Look in CRAN (http://cran.r-project.org/).
It is called VR package (Venables and Ripley).
> Is there anyone who
> a) knows how one could make the MASS-method run under R?
Depends on the OS platform are using, install the package then type
library( MASS ) in R.
> b) has written an EM-algorithm to fit mixture models in R that I could
> I would be glad to hear from someone.
> Dr. Jobst Landgrebe
> AG Wurst (Molecular Neurogenetics)
> MPI of Psychiatry
> Kraepelinstr. 2-10
> D-80804 Munich
> phone +49 89 30622626
> fax +49 89 30622642
> r-help mailing list -- Read
> Send "info", "help", or "[un]subscribe"
> (in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch
r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html
Send "info", "help", or "[un]subscribe"
(in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch
More information about the R-help