Re: [R] UseR! 2010 - my impressions

2010-07-25 Thread friedrich . leisch
d. The talks were terrific (thanks to the > program committee and the speakers) and Kate Mullen and her team did an > extraordinary job in putting the conference together and running it. I > am proud to have been a part of it. Thank you all! Yes. I fully agree and can only thank K

[R] Full Professor Position at LMU Munich

2010-04-21 Thread Friedrich Leisch
tions from members of this list. Deadline for applications is May 31, 2010. More information is available at http://www.stat.uni-muenchen.de/aktuell/ProfBiostat-en.pdf With best regards, Friedrich Leisch -- --- Prof. Dr. Friedr

Re: [R] cluster with mahalanobis distance

2010-03-04 Thread Friedrich Leisch
Model-based clustering, e.g. using package mclust will do what you want: it uses normal densities to calculate similarities of objects to clusters, which is a monotone transformation of Mahalanobis distance (basically what's inside the exp() of the multivariate Gaussian density). If you believe

Re: [R] latent class factor analysis (LCFA) in R?

2010-02-25 Thread Friedrich Leisch
Hi, We (i.e. Bettina Grün) have some experimental code for mixtures of factor analyzers in flexmix, because we needed it for one paper. We have not released it yet because the code is not very well tested (and we do have concerns about identification of such models, but that's a different issue).

Re: [R] latent class factor analysis (LCFA) in R?

2010-02-25 Thread Friedrich Leisch
> On Tue, 23 Feb 2010 13:43:44 +0100, > Ingmar Visser (IV) wrote: > Dear Mark, > I don't know whether it has ... But there are some packages that provide > functionality for > specifying mixtures of user-defined distributions, in your case a factor > model. package > flexmix ha

[R] Full Professor Position at LMU Munich

2009-12-15 Thread Friedrich Leisch
-- --- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165 Ludwig-Maximilians-Universität Fax: (+49 89) 2180 5308 Ludwigstraße 33 D-80539 München http://www.statistik.lmu.de/~leisch

Re: [R] predict missing values with svm

2009-09-28 Thread Friedrich Leisch
> On Mon, 28 Sep 2009 16:12:11 +0200, > Andreas Wittmann (AW) wrote: That is a bug in predict.svm, I will inform David Meyer, the author of the function. Best, Fritz > Dear R-Users, > i want to use the function svm of the e1071 package to predict missing data > ###

Re: [R] R User Group listings

2009-08-06 Thread Friedrich Leisch
>>>>> On Thu, 6 Aug 2009 11:54:26 +0200, >>>>> Martin Maechler (MM) wrote: >>>>> "FrL" == Friedrich Leisch >>>>> on Thu, 6 Aug 2009 11:38:03 +0200 writes: FrL> Excellent, thanks a lot. I'll add a link to the me

Re: [R] R User Group listings

2009-08-06 Thread Friedrich Leisch
> On Sat, 01 Aug 2009 08:30:50 -0400, > Prof John C Nash (PJCN) wrote: > Better ideas should prevail. There is now a wiki page at > http://wiki.r-project.org/rwiki/doku.php?id=rugs:r_user_groups. > It is not yet fully populated. (David Smith's blog at REvolution > Computing ment

Re: [R] R User Group listings

2009-08-01 Thread Friedrich Leisch
> On Fri, 31 Jul 2009 06:45:38 -0400, > Prof John C Nash (PJCN) wrote: > Further to my posting about R UG mailing lists etc., and David Smith's > post about the list he is maintaining (I was aware of his blog, but not > that he was updating -- good show), I'm in communication with

Re: [R] SweaveOpts(eval=false) not working - CORRECTION

2009-07-24 Thread Friedrich Leisch
*** produces as expected ** \documentclass[a4paper]{article} \usepackage{Sweave} \begin{document} \begin{Schunk} \begin{Sinput} > print(1:10) \end{Sinput} \end{Schunk} \end{document} ****** for me, no evaluat

Re: [R] Problems in Recommending R

2009-02-04 Thread Friedrich Leisch
> On Wed, 4 Feb 2009 13:05:56 -0600, > hadley wickham (hw) wrote: >> > It might be good to put some mild restriction on the design: >> >> > * should be valid (x)html and css >> >> Of course (although the current page also does not validate without >> errors ;-) >> >> >

Re: [R] Problems in Recommending R

2009-02-04 Thread friedrich . leisch
eing the exception to the rule] Being responsible for much of the stuff on our current web page could make me look like a natural candidate ... but I'd rather spend the forthcoming semester break on implementing all those Sweave changes I have been promising for ages rather than redesigni

Re: [R] Problems in Recommending R

2009-02-04 Thread friedrich . leisch
avascript at all if possible. Simply has better performance on old hardware (and R is used a lot in developing countries). Best, Fritz -- --- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165 Ludwig-Maximilians-Unive

Re: [R] Problems in Recommending R

2009-02-04 Thread friedrich . leisch
the > temperature of students at the design school. Well, I think I qualify for that job and would be happy to do so. Best, Fritz -- --- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49

Re: [R] Problems in Recommending R

2009-02-02 Thread friedrich . leisch
y easy for command line junkies like me ;-) Best, Fritz -- ------- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165 Ludwig-Maximilians-Universität

Re: [R] Problems in Recommending R

2009-02-02 Thread friedrich . leisch
, etc), it simply is the groupware we use. Best, Fritz -- ------- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165 Ludwig-Maximilians-Universität Fax: (+49 89) 2180 5308 L

Re: [R] Problems in Recommending R

2009-02-02 Thread friedrich . leisch
, too. Another plus would be if we could use the same design for CRAN, and that means no server-trickery like server-side includes etc (because we do not control the server setup of the mirrors). Best, Fritz -- ------- Prof. Dr.

[R] Forthcoming R Conferences

2008-08-23 Thread Friedrich . Leisch
. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165 Ludwig-Maximilians-Universität Fax: (+49 89) 2180 5308 Ludwigstraße 33 D-80539 München http://www.statistik.lmu.de/~leisch

Re: [R] possible bug in flexclust

2008-06-05 Thread Friedrich . Leisch
er in sizes. They're close but I'd think they should > be exact. Strange. What numbers do you get from table([EMAIL PROTECTED]) ? Which version of flexclust? Best, Fritz -- --- Prof. Dr. Friedri

Re: [R] Problem with links in R website

2008-04-18 Thread Friedrich . Leisch
blisher > info and so they don't work Thanks a lot for the bug report, fixed in the SVN archive, will go live later today. Best, Fritz -- ------- Prof. Dr. Friedrich Leisch Institut für Statistik

Re: [R] finding a stable cluster for kmeans

2007-09-26 Thread Friedrich Leisch
ather than by the wrong cluster algorithm. Best, -- ------- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165 Ludwig-Maximilians-Universität Fax: (+49 89) 2180 5308 Ludwigstraße 33 D-80539 München

Re: [R] Proposal: Archive UseR conference presentations at www.r-project.org/useR-yyyy

2007-09-26 Thread Friedrich Leisch
> On Tue, 25 Sep 2007 09:17:23 -0500, > hadley wickham (hw) wrote: >> > but I can understand your desire to do >> > that. Perhaps just taking a static snapshot using something like >> > wget, and hosting that on the R-project website would be a good >> > compromise. >> >> Hmm

Re: [R] Proposal: Archive UseR conference presentations at www.r-project.org/useR-yyyy

2007-09-24 Thread Friedrich Leisch
> On Mon, 24 Sep 2007 09:25:27 -0500, > hadley wickham (hw) wrote: >> I think I like Hadley's proposal of collecting conference webpages >> (after the conference is over) to one of our servers >> better. Redirecting to pages at different locations is dangerous when >> people move o

[R] R Courses in Munich

2007-09-24 Thread Friedrich Leisch
December 13-14: R Programming January 24-25: Machine Learning see http://www.statistik.lmu.de/R/ for details and registration. With best regards, Fritz Leisch -- --- Prof. Dr. Friedrich Leisch Institut für

Re: [R] Proposal: Archive UseR conference presentations at www.r-project.org/useR-yyyy

2007-09-24 Thread Friedrich Leisch
at since both Kurt and myself are no longer at TU Wien, we cannot guarantee how long www.ci.tuwien.ac.at will be up and running, and we were talking last week about moving the old DSC webpages to the server at WU running www.R-project.org. So it would make a lot of sense to me to collect old