[R] Using geoR krige.conv

[Paulo Justiniano Ribeiro Jr]

Hi Ernesto

Please send me a reproducible exemple code

P.J.

On Thu, 8 Jan 2004, Ernesto Jardim wrote:

> Hi,
>
> I'm using the function krige.conv from package geoR but I'm getting a
> warning that I do not understand:
>
> Warning messages:
> 1: NaNs produced in: sqrt(variance)
> 2: NaNs produced in: sqrt(variance)
>
> I'm performimg an ordinary kriging with a log transform (lambda=0).
>
> Does anyone knows where this comes from ?
>
> Thanks and regards
>
> EJ
>
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Paulo Justiniano Ribeiro Jr
Departamento de Estatística
Universidade Federal do Paraná
Caixa Postal 19.081
CEP 81.531-990
Curitiba, PR  -  Brasil
Tel: (+55) 41 361 3471
Fax: (+55) 41 361 3141
e-mail: pj at est.ufpr.br
http://www.est.ufpr.br/~paulojus