Message-ID: <20110411075228.GA4018@maker>
Date: 2011-04-11T07:52:28Z
From: Philipp Pagel
Subject: xyplot, groups and colors
In-Reply-To: <BANLkTi=WzG0+NqJDBZhjFC+sBFs+LO31jQ@mail.gmail.com>
On Fri, Apr 08, 2011 at 08:14:21AM -0700, Dennis Murphy wrote:
Thanks to everyone who replied! Especialy this and the ggplot advice
did what I wanted.
> xyplot(circumference~age, dat, groups=Tree, type='l',
> col.line = c('red', 'blue', 'blue', 'red', 'red'))
This is essentially what I had been doing after somehow creating the
correct color vector.
> After a little more fiddling around, this also works, and seems a bit less
> kludgy:
>
> dat$group2 <- factor(dat$group, labels = c('red', 'blue'))
> xyplot(circumference~age, dat, groups=Tree, type='l',
> col.line = levels(dat$group2))
Perfect! Using the levels directly had not occured to me. Thanks!
cu
Philipp
--
Dr. Philipp Pagel
Lehrstuhl f?r Genomorientierte Bioinformatik
Technische Universit?t M?nchen
Wissenschaftszentrum Weihenstephan
Maximus-von-Imhof-Forum 3
85354 Freising, Germany
http://webclu.bio.wzw.tum.de/~pagel/