Hi
[EMAIL PROTECTED] napsal dne 30.06.2008 11:14:48:
> Dear R help list
>
> I have recently started using R to visualize time series of water level
> measurements. The code I wrote
> does exactly what I want:
>
> plot(x, a$B112, axes=FALSE, ylim=c(405,410), col="red", pch=15,
> type="o", ylab="metres above sea level", main="Main Plot Title")
> axis(2, at=405:410, tck=1, col="gray60")
> axis.Date(1, at=seq(as.Date("2004-01-01"), as.Date("2008-06-01"),
> by="month"), labels=seq(as.Date("2004-01-01"), as.Date("2008-06-01"),
> by="month"), tck=1, col="gray60")
>
> Now I wanted to shift the data visualized by 6 months, so I replaced
> "2004-01-01" by "2004-07-01"
> and "2008-06-01" by "2008-12-01". Instead of the desired plot, I get an
error
> message stating
> (forgive the perhaps faulty translation into English, I'm working on a
German
> version of R):
>
> mistake in axis(side, at = z, labels = labels, ...) :
> length of 'at' and 'labels' different, 50 != 54
Those two calls have different length
at=seq(as.Date("2004-01-01"), as.Date("2008-06-01"), by="month")
labels=seq(as.Date("2004-01-01"), as.Date("2008-06-01"), by="month")
you can try it by
length(seq(...))
could not there be some typo in your call?
Regards
Petr
>
> What have I done wrong? Thank you very much for your help!
>
> Katharina Dubach
>
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