variog {geostatsp}R Documentation

Compute Empirical Variograms and Permutation Envelopes

Description

These are wrappers for variogin the geoRpackage and variog.mc.env in the geoR package.

Usage

variog(geodata, ...)
## S3 method for class 'SpatVector'
variog(geodata, formula, ...)
## Default S3 method:
variogMcEnv(geodata, ...)
## S3 method for class 'SpatVector'
variogMcEnv(geodata, formula, ...)

Arguments

geodata

An object of class SpatVector or of a class suitable for variog in the geoR package

formula

A formula specifying the response variable and fixed effects portion of the model. The variogram is performed on the residuals.

...

additional arguments passed to variog in the geoR package

Value

As variog in the geoR package and variog.mc.env in the geoR package

See Also

variogin the geoRpackage and variog.mc.env in the geoR package

Examples

data("swissRain")
swissRain = unwrap(swissRain)
swissRain$lograin = log(swissRain$rain)
swissv= variog(swissRain, formula=lograin ~ 1,option="bin")
swissEnv = variogMcEnv(swissRain, lograin ~ 1, obj.var=swissv,nsim=9) 
if(!is.null(swissv)){
	plot(swissv, env=swissEnv, main = "Swiss variogram")
}

[Package geostatsp version 2.0.6 Index]