Re: [S] Loess with binomial response variable

Prof Brian D Ripley (
Wed, 2 Sep 1998 10:16:55 +0100 (BST)

On Wed, 2 Sep 1998 wrote:

> This question might be naive. Is it possible to think of a LOESS-model
> with a binomial response variable? And if so, can it be done in S-Plus?

Yes, no (except in simple cases by gam and lo), but take a look at Clive
Loader's locfit library at

and in the one-regressor case also sm.logit in the Bowman-Azzalini library
sm (on statlib I believe).

More details and examples in the on-line statistics complements to V&R.

Brian D. Ripley,        
Professor of Applied Statistics,
University of Oxford,             Tel:  +44 1865 272861 (self)
1 South Parks Road,                     +44 1865 272860 (secr)
Oxford OX1 3TG, UK                Fax:  +44 1865 272595

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