search for: tpspline

...ntally, I'm rather overwhelmed by the many different flavors of smoothers!) Does an R package exist for estimating this semi-parametric model? If this is a bad idea, you can tell me, my feelings won't be hurt :) pj ps. I just found that SAS has at least one procedure for this, called tpsplines (thin-plate splines), so I know I wasn't misunderstanding this fellow's lecture. -- Paul E. Johnson email: pauljohn at ukans.edu Dept. of Political Science http://lark.cc.ukans.edu/~pauljohn University of Kansas Office: (785) 864-9086 Lawr...