> Does anybody know where I can obtain information on reducing the number of
> vertices or faces on a VRML model, or general algorithm on meshes reduction
> techniques?

You might be interested in Michael Garland's home page ->
http://www.cs.cmu.edu/~garland/home.html

He has an excellent survey paper on surface simplification online,
as well as a couple of links to available software (follow the link
'multiresolution modeling').

Regards,
Marc

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 Marc Alexa                             Darmstadt U. of Technology
 [EMAIL PROTECTED]  Dept. of CS, GRIS
 http://www.igd.fhg.de/~alexa           3D Graphics Computing
 Phone: ++49.6151.155.674               Rundeturmstr. 6
 Fax:   ++49.6151.155.669               D-64283 Darmstadt, Germany
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