On Thu, Jul 8, 2010 at 12:42 PM, Gabor Grothendieck <ggrothendi...@gmail.com
> wrote:
> On Thu, Jul 8, 2010 at 4:17 AM, Rainer M Krug <r.m.k...@gmail.com> wrote:
> > Hi
> >
> > Let's assume, I have a dataset of 1000 datapoints, which represent daily
> > recordings of a measurement.
> > They are stored as a ts object (see example below)
> >
> > Now I want to represent them as a barplot. I found the barplot in the zoo
> > package, but I have one problem: the x-axis labels. I would like to have
> the
> > x-axis labels as either years only (located at the beginning of the
> year),
> > or year/month. So my question:
> >
> > How can I set the x-axis labels to years
> >
> > I can change the start / end of the time series if necessary or use
> another
> > barplot.
> >
> > Below find a small example:
> >
> > library(zoo)
> > x <- ts(runif(1000), start=c(2000, 150), frequency=365)
> > barplot(zoo(x))
> >
> >
>
> Try this:
>
> library(zoo)
> plot(as.zoo(x), type = "h", xaxt = "n")
> axis(1, unique(floor(time(x))))
>
> or this:
>
> plot(x, type = "h", xaxt = "n")
> axis(1, unique(floor(time(x))))
>
Thanks a lot Gabor - works perfectly.
Cheers,
Rainer
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