
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


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