[R] problem with R (akima, fUtilities) in Ubuntu 10.04

Ben Bolker bbolker at gmail.com
Fri Feb 11 01:07:07 CET 2011


Željka <zloncaric <at> biologija.unios.hr> writes:

> 
> Dear all!
> 
> I'm using R 2.12.1 in Ubuntu 10.04.
> Problem is that when using functions like interp (package akima) and
> akimaInterp (package fUtilities), I get different results every time for
> the same data set. I've checked the interpolated results, and two
> examples (in attachment) have different sum of NA values. Also when I
> subtract the x,y,z values from two interpolations of the same data set,
> I don't get zero values. It seems that every time I run my script,
> interpolation is preformed differently. Since I have same problem with
> different packages I suppose that there is problem with R in Ubuntu.
> I don't have the same problem with scripts when running them in R in
> Windows7. 
> 
> Also, sometimes on the graphs appears white line across the image, and
> it has nothing to do with image resolution.
> Can you please tell me is it a bug in those packages, or is there some
> different problem.

  I am running 2.12.1 on Ubuntu 10.04 and would be willing to look
into the problem and see what's going on, but I can't possibly help
without a reproducible example ...

  Ben Bolker



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