[R] matlab style plotting in R

2007-02-13 Thread Maria Vatapitakapha
Hello

I was wondering how I can achieve matlab style plotting in R,
in the sense that matlab allows you to plot multiple sets of variables
within the same
x-y axes. plot in R does not seem to cater for this. I tried 'overplot' from
the gplots package but this assumes different y axes for the variables.

any suggestions would be very appreciated

Maria

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Re: [R] matlab style plotting in R

2007-02-13 Thread Matthew Keller
Hi Maria,

I'm interested in the responses you get. The way I do this is to use
par(new=TRUE), which tells R not to clean the frame before plotting
the next plot. So, eg

###Overlaid plot
op - par(mar = c(5, 4, 4, 5) + 0.1, las = 2)
plot(x=1:5,y=rnorm(5)+1:5,type='b',xlab=xlab,ylab=ylab,main=Title)
par(new=TRUE)
plot(x=1:5,y=rnorm(5),axes=FALSE,ylab=,xlab=,type='b',col=red)
axis(4,at=c(-2,-1,0,1,2),labels=c(6,7,8,9,10))
par(las=0)
mtext(Other Y,side=4,line=3)


The trick is this: if your 2nd set of Y variables are on a different
scale than your 1st set of Y-variables, you'll need to transform the
second set so that they'll be on the same scale - otherwise they won't
show up on the old plot. You'll also, of course, need to
back-transform your labels for the 2nd set of Y variables so that they
read appropriately.

A terrific site for R graphics, with lots of worked examples
(including ones similar to the one I just did), is here:
http://zoonek2.free.fr/UNIX/48_R/all.html




On 2/13/07, Maria Vatapitakapha [EMAIL PROTECTED] wrote:
 Hello

 I was wondering how I can achieve matlab style plotting in R,
 in the sense that matlab allows you to plot multiple sets of variables
 within the same
 x-y axes. plot in R does not seem to cater for this. I tried 'overplot' from
 the gplots package but this assumes different y axes for the variables.

 any suggestions would be very appreciated

 Maria

[[alternative HTML version deleted]]

 __
 R-help@stat.math.ethz.ch mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.



-- 
Matthew C Keller
Postdoctoral Fellow
Virginia Institute for Psychiatric and Behavioral Genetics

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Re: [R] matlab style plotting in R [Broadcast]

2007-02-13 Thread Wiener, Matthew
In traditional R graphics, you can take a look at matplot.
You might also want to look at the lattice package.

Hope this helps,

Matt Wiener
 

-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Maria
Vatapitakapha
Sent: Tuesday, February 13, 2007 12:20 PM
To: r-help@stat.math.ethz.ch
Subject: [R] matlab style plotting in R [Broadcast]

Hello

I was wondering how I can achieve matlab style plotting in R,
in the sense that matlab allows you to plot multiple sets of variables
within the same
x-y axes. plot in R does not seem to cater for this. I tried 'overplot'
from
the gplots package but this assumes different y axes for the variables.

any suggestions would be very appreciated

Maria

[[alternative HTML version deleted]]

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http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.




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Re: [R] matlab style plotting in R

2007-02-13 Thread Lanre Okusanya
try
?lines
?points




On 2/13/07, Maria Vatapitakapha [EMAIL PROTECTED] wrote:
 Hello

 I was wondering how I can achieve matlab style plotting in R,
 in the sense that matlab allows you to plot multiple sets of variables
 within the same
 x-y axes. plot in R does not seem to cater for this. I tried 'overplot' from
 the gplots package but this assumes different y axes for the variables.

 any suggestions would be very appreciated

 Maria

 [[alternative HTML version deleted]]

 __
 R-help@stat.math.ethz.ch mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.


__
R-help@stat.math.ethz.ch mailing list
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Re: [R] matlab style plotting in R

2007-02-13 Thread Stefan Grosse
There are many ways if I understood what you indend to do:

example data:
toplot-data.frame(x=c(1:5,1:5),y=rnorm(10),sbs=c(rep(a,5),rep(b,5)))

1st with plot itself:

plot(y~x,data=toplot,type=n)
lines(y~x,data=subset(toplot,sbs==a),type=b,pch=4,col=blue)
lines(y~x,data=subset(toplot,sbs==b),type=b,pch=2,col=red)


2nd with xyplot out of the lattice package:
library(lattice)
xyplot(y~x,groups=sbs,data=toplot,pch=c(2,4),main=Title)

to see some variants. My advice is to look at a good documentation at
the homepage (contributed documentation) or book ...


Maria Vatapitakapha wrote:
 Hello

 I was wondering how I can achieve matlab style plotting in R,
 in the sense that matlab allows you to plot multiple sets of variables
 within the same
 x-y axes. plot in R does not seem to cater for this. I tried 'overplot' from
 the gplots package but this assumes different y axes for the variables.

 any suggestions would be very appreciated

 Maria

   [[alternative HTML version deleted]]

 __
 R-help@stat.math.ethz.ch mailing list
 https://stat.ethz.ch/mailman/listinfo/r-help
 PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
 and provide commented, minimal, self-contained, reproducible code.



__
R-help@stat.math.ethz.ch mailing list
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal, self-contained, reproducible code.