[R] Biplot connecting consecutive dates (ggplot?)

[hadley wickham]

On Thu, Oct 9, 2008 at 5:04 PM, stephen sefick <ssefick at gmail.com> wrote:
> I would like to connect the dots based on when they occur in time.  Is
> there an easy way to do this?

How exactly do you want to connect them?  One approach is:

qplot(V1, V2, data=f, colour=date) + geom_path()
# or maybe
qplot(V1, V2, data=f, group=date, colour=site) + geom_path(colour="grey50")

Hadley
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