[R] trellis/lattice: How to plot 4 panels with the same x-scale but different y-scales?

[Deepayan Sarkar]

On Thu, May 6, 2010 at 12:16 PM, Marius Hofert <m_hofert at web.de> wrote:
> Dear R experts,
>
> I have four plots I would like to plot attached to each other (in panels).
> All plots have the same x-scale, but different y-scales. The example below shows
> pretty much what I would like to have, except that for the two plots in the
> "second column" (of this 2x2 plot-matrix), I would like to have the y-ticks
> shown on the right side such that the four plot panels are attached to each other/glued
> together. How can I achieve this?

There is no easy way.

For the first step of a difficult way, see ?axis.default

-Deepayan


> I found a solution for a 2x1 matrix in the R-help archive, but this problem here is different.
>
> Cheers,
>
> Marius
>
> Ps: I guess the "scales=..." should somehow go inside the panel function, so that
> the panel number tells the "alternating"-argument where it has to print the ticks.
>
> library(lattice)
> x=rep(c(1,2,3),4) # x values
> y=1:12 # y values
> z=rep(1:4,each=3) # panel number
> xyplot(y~x|z,type="l",aspect=1,layout=c(2,2),
>        scales=list(y=list(relation="free"),alternating=c(1,1),tck=c(1,0)),
>        panel=function(...){
>                panel.xyplot(...,col=1)
>
>        }
> )
> ______________________________________________
> R-help at r-project.org 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.
>