[R] R function for "interp"

[Prof Brian Ripley]

> Date: Mon, 02 Oct 2000 14:33:00 +0100
> From: José Ernesto Jardim <ernesto at ipimar.pt>
> 
> Prof Brian Ripley wrote:
> 
> > > Date: Mon, 02 Oct 2000 12:01:29 +0100
> > > From: José Ernesto Jardim <ernesto at ipimar.pt>
> >
> > > How can I do the same has interp in s+ with R ? I've looked to
> > > "approxfun" but didn't figured out how to do it.
> >
> > It's in package akima (on CRAN).  I think interp,old there is the
> > closest equivalent.
> >
> >
> I found it but it's not working properly :-(
> 
> If I do "contour(interp(X,Y,Z))" it stops without finishing the ploting 
process,
> the margins and borders fail.
> 
> Is there any known reason why ?

Did you try interp.old *as I suggested*?  There are working examples in
the V&R script ch14.R.  The first of those does work with interp, so
perhaps your installation of package akima is broken?

-- 
Brian D. Ripley,                  ripley at stats.ox.ac.uk
Professor of Applied Statistics,  http://www.stats.ox.ac.uk/~ripley/
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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