[R] Draw level lines on the surface of a bivariate function
deepayan.sarkar at gmail.com
Sat Mar 11 19:03:13 CET 2006
On 3/11/06, Cuvelier Etienne <ecu at info.fundp.ac.be> wrote:
> Is it possible to draw level lines on the surface of a bivariate function?
> In the following example, to draw surface and levels lines for a
> multivariate normal law,
> I use persp, trans3d, contourLines and lines,
> but if the lines are correctly drawn, some parts of them are, of
> course, visible
> even if they are drawn on a non visible "face".
> Any suggestion to avoid this problem ?
Use a visualization system designed for 3-D, like OpenGL, which has an
R interface in the 'rgl' package.
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