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daterainc
2007 Jul 25
1
how to use "replace" for efficiency
...; any(wheat2[i,5:7]>wheat2[i,8])) {
wheat2[i,5:7] <- NA
}
}
I tried this:
wheat1 <- replace(wheat2[,5:7],is.na(wheat2[i,5:7])==FALSE &&
any(wheat2[i,5:7]>wheat2[i,8]),NA)
wheat3 <- cbind(wheat2[1:4],wheat1,wheat2[,8])
> wheat3[5539,] # the culprit row
DateRain Rain StartDate EndDate RO.A RO.B RO.C filtered.Rain
5539 28-Feb-58 0 27-Feb-58 28-Feb-58 61.5 88.7
65 0
Not sure what I am doing wrong, any help is appreciated
Willem
Here is a data sample and note the very high value for runoff (RO) and
no rainfall o...