Message-ID: <CAAmySGMt7iQXEY2o=t+3PjxyH8G6ony0kggOwDwXc745AJs=XQ@mail.gmail.com>
Date: 2013-03-14T15:51:21Z
From: R. Michael Weylandt
Subject: plotting
In-Reply-To: <CAHLnndYTmXF2w0tvVKAUv9FjrCosSbS-R=e00x2RZD+iu+EwGQ@mail.gmail.com>
I think you'll find this easiest with ggplot2:
library(ggplot2)
ggplot(dat, aes(x = value, y = time, color = group, symbol = id)) +
geom_point()
# symbol = might not be the right argument -- I'm doing this from memory
or similar....
MW
On Thu, Mar 14, 2013 at 3:46 PM, li li <hannah.hlx at gmail.com> wrote:
> Hi alL,
> I have a data frame with 4 columns: "value", "time", "group" and "id".
> I would like to plot "value" vs. "time" with different colors for
> different levels of "group" and
> different symbols for different values of "id".
> I think I could do this but I would like to see what is an easier way to
> plot
> the data this way.
> Thank you vey much.
> Hanna
>
> [[alternative HTML version deleted]]
>
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