On 12 Jul 2003 at 11:19, Yan Yu wrote:
Kriging is an exact interpolator PROVIDED you have a variogram model
with no nugget effect. If there is an nugget effect, kriging is not
an exact interpolator. If any package implementing kriging in R
do not give results according to this (modulo rounding error), it is
in error. I have never seen problems with this, but have not tried
all kriging implementations in R!
Kjetil Halvorsen
> Hello,
> Based on a couple of textbooks on geostatistics I read, Kriging is an
> exact interpolator, which means it reconstructs sample data values at
> known locations.
> I wonder which Kriging package in R is an exact interpolator?
> does anyone has experience with that?
>
> THANKS A LOT in advance,
> have a nice weekend,
> yan
>
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