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goo
2005 Oct 20
1
Cross-correlation function
Hello All,
I'm having trouble with the ccf() function. I am trying to do cross-correlation between two time-series, but I keep getting an error message I don't know what to do with. This what I type and the error message I get:
> ccf(ts(mod[,1]),ts(mod[,2]),na.action='na.exclude',type='cor')
Error in "colnames<-"(`*tmp*`, value = c("ts(mod[,