[R] persp graphs

[Petr Pikal]

Hallo

If you have data set not appropriate for persp plotting directly, 
maybe you can find some help in interp() function from akima 
package.

Cheers
Petr Pikal


On 20 Sep 2003 at 11:41, Mario Alberto Cozzuol wrote:

> Hi,
> I am doing my way on R, with much experimenting. So, I am trying to
> plot a 3d graphic ussing "persp" and entering a data set (attached) of
> UTM coordinates as x,y and a pH values as z. However when I try an
> error message comes out telling that increasing x and y values are
> expected. Jus ordering the first vector does not help, and, of course,
> order the first two independently makes no sense since they are
> geographic coordinates. So, what I am doing wrong? Thank you all very
> much for the help,
> 
> Mario
> -- 
> Dr. Mario A. Cozzuol
> Laboratório de Biologia Evolutiva
> Universidade Federal de Rondônia
> BR 364, Km 9,5
> 78900-000 Porto Velho, RO
> Brasil
> Tel./Fax 55 69 217-8593 
> E-mail mario at unir.br
> 
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
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Petr Pikal
petr.pikal at precheza.cz