eyefit {geoR}R Documentation

Interactive Variogram Estimation

Description

Function to fit an empirical variogram "by eye" using an interactive Tcl-Tk interface.

Usage

eyefit(vario, silent = FALSE)

Arguments

vario An empirical variogram object as returned by the function variog.
silent logical indicating wheather or not the fitted variogram must be returned.

Value

Returns a list of list with the model parameters for each of the saved fit(s).

Author(s)

Andreas Kiefer andreas@inf.ufpr.br
Paulo Justiniano Rineiro Junior paulojus@est.ufpr.br.

See Also

variofit for least squares variogram fit, likfit for likelihood based parameter estimation and krige.bayes to obtain the posterior distribution for the model parameters.

Examples

data(s100)
s100.v <- variog(s100, max.dist=1)
# open the TCL/TK intervace with:
# fit <- eyefit(s100.v)
# after fit the model click in SAVE and then CLOSE
# and try this:
# fit
# summary(fit)
# plot(s100.v)
# lines(fit)

[Package Contents]