[R] How to generate a figure using par( ) with some densityplot( )'s
Deepayan Sarkar
deepayan.sarkar at gmail.com
Mon Jun 26 18:46:00 CEST 2006
On 6/26/06, Sundar Dorai-Raj <sundar.dorai-raj at pdf.com> wrote:
>
>
> Amir Safari wrote:
> >
> > Hi Dear R users,
> > For a pair plotting, usaully we use par( ) function. Apparently it does not work anywhere. I want to have 3 plots in a single figure, like this:
> > par(mfrow=c(3,1))
> > densityplot( a)
> > densityplot(b)
> > densityplot(c)
> > But it does not work. How is it possible to have such a figure with densityplot( ) in a single figure?
> > So many thanks for any help.
> > Amir Safari
> >
> >
> >
>
> Assuming you are talking about densityplot in lattice, then you are
> missing the point of lattice. You should try:
>
> library(lattice)
> set.seed(1)
> a <- rnorm(100)
> b <- rnorm(50)
> c <- rnorm(75)
> densityplot(~a + b + c, outer = TRUE, layout = c(3, 1))
This only works if a, b and c are of the same length. The following
should work though:
densityplot(~data | which,
data = make.groups(a, b, c))
-Deepayan
> Set "outer" to FALSE to overlay the densities (this is the default
> behavior). You should remove the "layout" argument in that case, though.
>
> HTH,
>
> --sundar
--
http://www.stat.wisc.edu/~deepayan/
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