[R] How to estimate or approximate a 3-D surface

[Simon Wood]

Have you tried looking at packages mgcv or gss? 

> Now I am going to estimate or approximate a surface in
> 3-D space given a large enough number of (x,y,z) data sets.
> 
> So for these 3-D data points, is it possible to get a surface
> function, like z=f(x,y) to represent this underlying surface?

Simon
_____________________________________________________________________
> Simon Wood simon at stats.gla.ac.uk        www.stats.gla.ac.uk/~simon/
>>  Department of Statistics, University of Glasgow, Glasgow, G12 8QQ
>>>   Direct telephone: (0)141 330 4530          Fax: (0)141 330 4814