Kjaere Bjørn-Helge,
> 
>  > can anyone give an example how to use cross-validation in the plsr 
> package.
> 
> There are examples in the references cited on
> http://mevik.net/work/software/pls.html
> 
>  > I miss to find the number of factors proposed by cross-validation as
>  > optimum.
> 
> The cross-validation in the pls package does not propose a number of
> factors as optimum, you have to select this yourself.  (The reason for
> this is that there is AFAIK no theoretically founded and widely accepted
> way of doing this automatically.  I'd be happy to learn otherwise.)

tusend takk.

Vi i NIRS bruker CV for a bestemme antall faktorer i PLS, derfor lurer 
jeg paa en foreslag fra CV. Men klart vi er bare brukerer ikke 
statistiker i samenheng med PLS.


Hilsen

Peter
*************************************************
Espenauer Str. 28, D-34246 Vellmar, Deutschland


-- 
View this message in context: 
http://n4.nabble.com/cross-validation-in-plsr-package-tp1563815p1564131.html
Sent from the R help mailing list archive at Nabble.com.

        [[alternative HTML version deleted]]

______________________________________________
R-help@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.

Reply via email to