USprecip {spam} | R Documentation |
This is a useful spatial data set of moderate to large size consisting of 11918 locations. See www.image.ucar.edu/GSP/Data/US.monthly.met/ for the source of these data.
This data set is an array containing the following columns:
www.image.ucar.edu/GSP/Data/US.monthly.met/
Johns, C., Nychka, D., Kittel, T., and Daly, C. (2003) Infilling sparse records of spatial fields. Journal of the American Statistical Association, 98, 796–806.
# plot ## Not run: library(fields) data(USprecip) par(mfcol=c(2,1)) quilt.plot(USprecip[,1:2],USprecip[,3]) US( add=TRUE, col=2, lty=2) quilt.plot(USprecip[,1:2],USprecip[,4]) US( add=TRUE, col=2, lty=2) ## End(Not run)