[R] PLS regression?

Liaw, Andy andy_liaw at merck.com
Tue Jan 14 20:03:03 CET 2003


AFAIK Ron's chemometr package no longer passes package check with the
current version of R.  I've made some attempt to update it, but there are
many other functions that needed to be updated...

Andy

> -----Original Message-----
> From: Ramon Diaz [mailto:rdiaz at cnio.es]
> Sent: Tuesday, January 14, 2003 10:43 AM
> To: OTAB (Olivier Taboureau); 'R-help at lists.R-project.org'
> Subject: Re: [R] PLS regression?
> 
> 
> Dear Olivier,
> 
> This issue has been asked a couple of times on the email list 
> before. I am 
> attaching a few messages from previous postings that I have 
> kept around, but 
> it might be a good idea to search the archives (I am almost 
> sure there were 
> more messages). I also have some R code, which is basically a 
> quick and dirty 
> R implementation of the matlab code in the paper by de Jong, 
> Wise, Ricker, 
> 2001, J. Chemometrics, 15: 85-100, plus a few other things; 
> but there is no 
> help, etc, though the code is somewhat commented.
> 
> 
> Best,
> 
> ****************************************************
> Re: [R] Partial Least Squares
> Date: Mon, 4 Nov 2002 11:39:43 +0100
> From: Stephane Dray <dray at biomserv.univ-lyon1.fr>
> To: r-help at stat.math.ethz.ch
> 
> >Hi everybody!
> >
> 
> >Is there any package or functions to make Partial Least Squares
> >analysis with R?
> 
> 
> 
> I don't know.. I have a function to perform NIPALS (Nonlinear 
> Iterative Partial Least Squares). This is an alternative for PCA 
> based on PLS which can be cery useful in the case of missing values.
> 
> 
> Sincerely.
> 
> 
> 
> **********************************************
> Date: Mon, 04 Nov 2002 10:51:45 +0000
> From: Peter Ho <peter at esb.ucp.pt>
> To: Luis Silva <lm.silva at sapo.pt>
> Cc: R help <r-help at stat.math.ethz.ch>
> 
> Luis,
> 
> 
> You can find  Ron Wehrens chemometrics toolbox for R at 
> http://www-cac.sci.kun.nl/people/rwehrens  
> It includes PLS and LDA.
> 
> 
> Alternatively, you may be interested in checking out Julian Faraway's 
> book Practical regression and ANOVA in R  at
> http://www.stat.lsa.umich.edu/~faraway/book/
> There is a section on PCR and PLS.
> 
> 
> Os melhores cumprimentos,
> 
> 
> Peter
> ----------------------------------------------------------------
> Doutor Peter Ho
> Departamento de Ciências de Engenharia e Tecnologia
> Escola Superior de Tecnologia e Gestão
> Instituto Politénico de Viana do Castelo
> Avenida do Atlântico- Apartado 574
> 4901-908 Viana do Castelo
> Email: peter at estg.ipvc.pt
> 
> ****************************************
> 
> 
> 
> 
> 
> On Tuesday 14 January 2003 15:31, OTAB (Olivier Taboureau) wrote:
> > Hi all,
> > I would like to do some QSAR analysis (quantitative 
> structure activity
> > relationship). I need to use some Partial Least Squares 
> (PLS) regression,
> > but I have not seen this option on the R-project. Is it 
> possible to do this
> > kind of regression on R?
> > thank you in advance
> > best regards,
> > olivier
> >
> > 	[[alternate HTML version deleted]]
> >
> > ______________________________________________
> > R-help at stat.math.ethz.ch mailing list
> > http://www.stat.math.ethz.ch/mailman/listinfo/r-help
> 
> -- 
> Ramón Díaz-Uriarte
> Bioinformatics Unit
> Centro Nacional de Investigaciones Oncológicas (CNIO)
> (Spanish National Cancer Center)
> Melchor Fernández Almagro, 3
> 28029 Madrid (Spain)
> http://bioinfo.cnio.es/~rdiaz
> 
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> http://www.stat.math.ethz.ch/mailman/listinfo/r-help
> 

------------------------------------------------------------------------------




More information about the R-help mailing list