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ac_output
2004 Mar 04
0
Extracting Krig results
...ly need is to query the Krig on a specific XY pair
and return a result. I can carry the rest. I am using tps from the
fields package.
Here's the code I use to create the Krig object:
=========== Snip! ===============================
dCurr <- sqlQuery(ds,"select x,y,acmi50 from public.cc_output" )
fitCurr <- Tps(dCurr[1:2],dCurr$acmi50, scale.type="unscaled")
surface(fitCurr,type="C", extrap=TRUE, main="Median ACMI, 1961-1990",
xlab="", ylab="", levels=evens)
===============================================
Ultimately, I want a ta...