[R] Lapack error in Design:::ols
gabraham at csse.unimelb.edu.au
Sun Apr 6 07:17:45 CEST 2008
Prof Brian Ripley wrote:
> This is not an LAPACK error, but an R function chol2inv complaining that
> it is being misused.
> The problem is that you have a vastly overparametrized model (using
> Browse> dim(X)
>  20 143
> and ols() does not detect that, whereas lm() would. I'd suggest ols()
> is to blame here.
Thanks for clarifying that.
Dept. CSSE and NICTA
The University of Melbourne
Parkville 3010, Victoria, Australia
email: gabraham at csse.unimelb.edu.au
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