Hi R helpers, One rather statistical question? What would be the best startegy to shortlist thousands of continous variables automaticaly using R.... as the preparation for logistic regression modleing! Thanks
Stephan Kolassa
2008-Oct-13 21:57 UTC
[R] Variable shortlisting for the logistic regression
Hi Marko, this may be helpful: http://www.ingentaconnect.com/content/bpl/rssb/2008/00000070/00000001/art00005;jsessionid=an2la3spa0n5h.alexandra?format=print Happy modeling! Stephan useR schrieb:> Hi R helpers, > > One rather statistical question? > > > What would be the best startegy to shortlist thousands of continous > variables automaticaly using R.... > as the preparation for logistic regression modleing! > > > Thanks > > ______________________________________________ > R-help at 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. >
Frank E Harrell Jr
2008-Oct-13 22:23 UTC
[R] Variable shortlisting for the logistic regression
useR wrote:> Hi R helpers, > > One rather statistical question? > > > What would be the best startegy to shortlist thousands of continous > variables automaticaly using R.... > as the preparation for logistic regression modleing! > > > ThanksThe easiest approach is to use a random number generator. Frank -- Frank E Harrell Jr Professor and Chair School of Medicine Department of Biostatistics Vanderbilt University
On Mon, 13 Oct 2008, Frank E Harrell Jr wrote:> useR wrote: >> Hi R helpers, >> >> One rather statistical question? >> >> >> What would be the best startegy to shortlist thousands of continous >> variables automaticaly using R.... >> as the preparation for logistic regression modleing! >> >> >> Thanks > > The easiest approach is to use a random number generator. > Frank >Got a laugh from me Frank! Can I nominate it for a fortune? David _________________________________________________________________ David Scott Department of Statistics, Tamaki Campus The University of Auckland, PB 92019 Auckland 1142, NEW ZEALAND Phone: +64 9 373 7599 ext 86830 Fax: +64 9 373 7000 Email: d.scott at auckland.ac.nz Graduate Officer, Department of Statistics Director of Consulting, Department of Statistics
--- On Mon, 10/13/08, David Scott <d.scott at auckland.ac.nz> wrote:> From: David Scott <d.scott at auckland.ac.nz> > Subject: Re: [R] Variable shortlisting for the logistic regression > To: "Frank E Harrell Jr" <f.harrell at vanderbilt.edu> > Cc: r-help at r-project.org > Received: Monday, October 13, 2008, 6:32 PM > On Mon, 13 Oct 2008, Frank E Harrell Jr wrote: > > > useR wrote: > >> Hi R helpers, > >> > >> One rather statistical question? > >> > >> > >> What would be the best startegy to shortlist > thousands of continous > >> variables automaticaly using R.... > >> as the preparation for logistic regression > modleing! > >> > >> > >> Thanks > > > > The easiest approach is to use a random number > generator. > > Frank > > > > Got a laugh from me Frank! > > Can I nominate it for a fortune? > > DavidSeconded. __________________________________________________________________ [[elided Yahoo spam]]