[R] response surface

[Patrick Connolly]

On Wed, 25-Sep-2002 at 05:49PM -0600, Nathan Leon Pace, MD, MStat wrote:

|> I have a response surface model (z ~ x*y) which is displayed as a 
|> trellis wireframe plot.
|> 
|> I wish to cut the surface at various linear planes in the z axis (e.g. z 
|> = 50, etc.). Are there any packages which offer functions to do so?

Sounds a lot like a job for contour to me.  Contours are more readable
than wireframes anyway.


-- 
Patrick Connolly
HortResearch
Mt Albert
Auckland
New Zealand 
Ph: +64-9 815 4200 x 7188
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