[R] is there a way to visualize 3D normal distributions?

John Fox jfox at mcmaster.ca
Thu Feb 2 16:03:33 CET 2006


Dear Michael,

Some time ago, I posted to r-help a solution to a problem very close to
this, which adapts the scatter3d() function in the Rcmdr package so that it
plots concentration ellipsoids. You'll find the code at
<http://finzi.psych.upenn.edu/R/Rhelp02a/archive/61156.html>.

I hope this helps,
 John

--------------------------------
John Fox
Department of Sociology
McMaster University
Hamilton, Ontario
Canada L8S 4M4
905-525-9140x23604
http://socserv.mcmaster.ca/jfox 
-------------------------------- 

> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch 
> [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of Michael
> Sent: Thursday, February 02, 2006 3:39 AM
> To: R-help at stat.math.ethz.ch
> Subject: [R] is there a way to visualize 3D normal distributions?
> 
> Hi all,
> 
> How do I visualize a contour of a tri-variate normal distribution?
> 
> I just like to see the ellipsoid very much. I hope there is a 
> easy way or existing method in R.
> 
> Thank you a lot!
> 
> Michael.
> 
> 	[[alternative HTML version deleted]]
> 
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