[R] What does LOESS stand for?
Prof Brian Ripley
ripley at stats.ox.ac.uk
Mon May 31 12:48:45 CEST 2010
See http://en.wikipedia.org/wiki/Loess . It is not an acronym:
the derivation is given in the reference given by ?loess, p.314.
On Mon, 31 May 2010, Peter Neuhaus wrote:
> Dear R-community,
> maybe someone can help me with this:
> I've been using the loess() smoother for quite a while now, and for
> the matter of documentation I'd like to resolve the acronym LOESS.
> Unfortunately there's no explanation in the help file, and I didn't
> get anything convincing from google either.
> I know that the predecessor LOWESS stands for "Locally Weighted
> Scatterplot Smoothing". But what does LOESS stand for, specifically?
> "Locally Weighted Exponential Scatterplot Smoothing"? As far as
> I understand LOESS is still a local polynomial regression, so that
> would probably make no sense.
> Any help appreciated!
> Thanks in advance,
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272866 (PA)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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