[R] new acf package

wackernagel@cg.ensmp.fr wackernagel at cg.ensmp.fr
Thu Apr 11 13:44:17 CEST 2002

You should better use a variogram for this: have a look at the package 
"spatial" which by the way also contains a function "correlogram",
which is what you asked for.

You have also the variogram in the package "sgeostat".


nicola marchetti writes:
 > I'm a PhD student and I'm working with covariance function. I'm interested
 > to know if exist some packages in R to calculate and plot the
 > bidimensional Autocovariance Function. the input matrix is a matrix that
 > describe a spatial location over a 2-D space and I want to use it in the
 > same way I can use a time serie in the 1-D acf.
 > Thanks,
 > Nicola.
 > =================================================================
 > Dr. Nicola Marchetti                    Phone: +39 0532 291331
 > Chemistry Department                      Fax: +39 0532 240709
 > University of Ferrara
 > Luigi Borsari, 46
 > I-44100 Ferrara


Hans Wackernagel

Centre de Géostatistique    35,  rue  Saint  Honoré 
Ecole des Mines de Paris    F - 77305 Fontainebleau 
Phone: +33-    Fax:  +33- 
http://cg.ensmp.fr/~hans    wackernagel at cg.ensmp.fr 

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