[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,
> Peter

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

More information about the R-help mailing list