[R] Problem with Trellis graphics in nlme
spencer.graves at pdf.com
Thu Nov 20 20:43:57 CET 2003
I see you mentioned the Bates and Pinhiero manual, but I didn't see
Bates and Pinhiero (2000) Mixed-Effects Models in S and S-Plus
(Springer). Have you also looked at this?
hope this helps. spencer graves
anthony staines wrote:
> I would be grateful for help with a problem which is irritating me.
> I am quite sure that I am doing something stupid, but I can't see what
> it is.
> I am running R 1.7 on Windows 2000. The graphics device is the PC screen.
> The graphics from the nlme demonstration in Bates an Pinheiro's manual
> work just as advertised. The CO2 data and the Orthodont data dsiplay
> beautifully.(plot(Orthodont, outer=true, key=false) However. when I
> try to analyse a data set of my own, of about 2,770 measurements on
> 293 women the graphics go very peculiar. The graphics in the example
> from the manual fill most of the vertical extent of the graphics
> device. My graphics are correct horizontally, but are confined to
> about one-fifth of the vertical extent of the graphics device. As a
> result they look odd, and are almost usless for analysis. They do
> seem, however, to be the correct graphics (In this case maternal
> weight against gestational age for two groups of women).
> I have read the manual for the lattice commands, and the nlme command,
> and indeed for the plain plot command, but failed to get any ideas.
> Roughly, I need to tell lattice to use the full vertical extent of the
> display device. If it helps, I can e-mail the offending images to you
> individually on request.
> Anthony Staines,
> Public Health,
> R-help at stat.math.ethz.ch mailing list
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