[R] Drawing schematics

[Gabor Grothendieck]

Paul Murrel has an article about using grid graphics
to do this.  He also mentions specialized R packages
that are specifically aimed at this task.
http://journal.r-project.org/current.html

On Thu, May 28, 2009 at 11:00 PM, George Chen <glchen at stanford.edu> wrote:
> Hi,
>
> I would like to represent the treatment course of a subject with an arrow representing passage through time and various ticks, arrows, or bars representing treatments done to the patient along the arrow.  I would like to generate this sort of schematic for each patient in a database taking information from the database such as time of treatment and type of treatment.
>
> Does anybody know how I can do this?  Is there a premade R package for this sort of thing or should I try to make a new graphics function?  If a new graphics function, where could I start?
>
> Thanks in advance.
>
> George
>
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