Re: [R] UseR! 2010 - my impressions

2010-07-25 Thread friedrich . leisch
team again and again for the great job they did. Hope everybody ha[sd] a safe trip home (mine will be in a few hours). Best, Fritz Leisch -- Prof. Dr. Friedrich Leisch Institut für Statistik Ludwig-Maximilians-Universität Ludwigstraße 33, D-80539 München Tel: (+49 89) 2180 3165 Fax: (+49 89

[R] Full Professor Position at LMU Munich

2010-04-21 Thread Friedrich Leisch
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. Friedrich Leisch

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
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 has an example of

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

[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 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 mentions more

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 friedrich.lei...@stat.uni-muenchen.de on Thu, 6 Aug 2009 11:38:03 +0200 writes: FrL Excellent, thanks a lot. I'll add a link to the menu of FrL the R homepage. Really? Should this be more

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 him to try

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

2009-07-24 Thread Friedrich Leisch
, no evaluation happening. If I change to eval=TRUE then I get printed output. Best, Fritz -- --- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165 Ludwig-Maximilians-Universität

Re: [R] Problems in Recommending R

2009-02-04 Thread friedrich . leisch
. Best, Fritz -- --- 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] Problems in Recommending R

2009-02-04 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] Problems in Recommending R

2009-02-04 Thread friedrich . leisch
pages. Best, Fritz PS: Somebody mentioned that the pages scream 1995 ... well you missed by 2 years, it was actually 1997. -- --- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165

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 ;-) * use the YUI css grid

Re: [R] Problems in Recommending R

2009-02-02 Thread friedrich . leisch
no server-trickery like server-side includes etc (because we do not control the server setup of the mirrors). Best, Fritz -- --- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165

Re: [R] Problems in Recommending R

2009-02-02 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

Re: [R] Problems in Recommending R

2009-02-02 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

[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
PROTECTED]) ? Which version of flexclust? Best, Fritz -- --- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165 Ludwig-Maximilians-Universität Fax: (+49 89) 2180 5308

Re: [R] Problem with links in R website

2008-04-18 Thread Friedrich . Leisch
for the bug report, fixed in the SVN archive, will go live later today. Best, Fritz -- --- Prof. Dr. Friedrich Leisch Institut für Statistik Tel: (+49 89) 2180 3165 Ludwig-Maximilians-Universität

Re: [R] finding a stable cluster for kmeans

2007-09-26 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.stat.uni-muenchen.de/~leisch

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

2007-09-24 Thread Friedrich Leisch
umbrella. During the active phase of a conference it is certainly better to have them on a server under control of the local organizing committee. Just my 2c, Fritz -- --- Prof. Dr. Friedrich Leisch Institut für Statistik

[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
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 on to new