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2011 Oct 22
0
error on Fast bilinear interpolator from a grid
...Help me please.
Thank you in advance.
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library(fields)
d <- read.table("test.txt", dec=".", sep = "", nrows = 29040, colClasses="numeric", col.names=c("lon", "lat", "geo_h", "temp", "rh", "hPa"))
vz=d$temp
z.temp <- matrix(vz, nrow=121, ncol=240, byrow=T)
obj <- list( x=seq( 0,358.5,,240), y=seq( -90,90,,121), z= z.temp[ 0:121, 0:240] )
grid.list<- list( x= seq( 0,358.5,,3586), y= seq( -90,90,,1800))
interp.surface.grid(...