Re: [R-sig-Geo] How to remove the second order trend in gstat?

ericht- > Van: Yong Li [mailto:[EMAIL PROTECTED] > Verzonden: dinsdag 24 april 2007 6:44 > Aan: r-sig-geo@stat.math.ethz.ch > Onderwerp: [R-sig-Geo] How to remove the second order trend in gstat? > > Dear all, > > I can remove the linear trend by using ~x+y in gstat, bu

[R-sig-Geo] How to remove the second order trend in gstat?

Dear all, I can remove the linear trend by using ~x+y in gstat, but have no idea to cope with the second order trend. Any help will be appreciated. Cheers, Yong Li ___ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/li