[R] Dropping 'empty' panels from lattice
deepayan.sarkar at gmail.com
Tue Apr 28 18:21:41 CEST 2009
On 4/28/09, amvds at xs4all.nl <amvds at xs4all.nl> wrote:
> How would I paste factors c1...c10 to one grouping factor?
> Can you give an example?
In this case interaction would be conceptually more appropriate
histogram(~Oversized | with(dat, interaction(c1, c2, c5, c6, c7, c8, c9, c10)),
with(dat, paste(c1, c2, c5, c6, c7, c8, c9, c10, sep = ":"))
should also work.
> Thanks much!
> > <amvds <at> xs4all.nl> writes:
> >> I have 8 cofactors possibly affecting one and only one variable.
> >> I make conditional histograms:
> >> <-pdf(file="tst3.pdf",paper="special",width=36,height=36)
> > <-histogram(~Oversized|dat$c1*dat$c2*dat$c5*dat$c6*dat$c7*dat$c8*
> > dat$c9*dat$c10,nint=21,layout=c(32,8),data=dat,type="count")
> >> <-dev.off()
> >> This works (compliments to R developers!) but it does generate a large
> >> plot with many panels being 'empty', e.g. that combination of factors
> >> c1..c10 never occurs in this data set.
> >> Is there a way to autmatically drop those empty panels?
> > Since there is little hope that you get a useful arrangement in the
> > 2D-paper world, and neither in 4D relativistic space, I would
> > suggest to make a new factor by pasting all cX factors, use that
> > as the only grouping factor.
> > Dieter
> > ______________________________________________
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