https://github.com/cran/gstat
Tip revision: ee38f000c0847dc4fb93d50e25e537353fbbb115 authored by Edzer J. Pebesma on 14 March 2007, 14:22:25 UTC
version 0.9-37
version 0.9-37
Tip revision: ee38f00
fit.Rout.save
R : Copyright 2005, The R Foundation for Statistical Computing
Version 2.2.1 (2005-12-20 r36812)
ISBN 3-900051-07-0
R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.
R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.
Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.
> library(gstat)
Loading required package: sp
> data(meuse)
> v=variogram(log(zinc)~1,~x+y,meuse,cutoff=500,wi=100)
> v$gamma=c(0.5,1,2,3,3)
> fit.variogram(v, vgm(1, "Sph", 300, 0),warn.if.neg=TRUE)
model psill range
1 Nug 0.000000 0.000
2 Sph 7.874468 1567.017
Warning message:
partial sill or nugget fixed at zero value in: fit.variogram(v, vgm(1, "Sph", 300, 0), warn.if.neg = TRUE)
> fit.variogram(v, vgm(1, "Sph", 300, 0),warn.if.neg=FALSE)
model psill range
1 Nug 0.000000 0.000
2 Sph 7.874468 1567.017
>