[R] A Question on lowess() function
Prof Brian Ripley
ripley at stats.ox.ac.uk
Thu Apr 10 20:37:35 CEST 2003
lowess was old-fashioned a decade ago: use loess.
And this Q was answered about a week ago, so use the archives.
On Thu, 10 Apr 2003, Minghua Yao wrote:
> I want to use lowess(x, y) where x and y are vectors of length of 4000+. In
> fact, x and y are log of some vectors. So, some of the elements are NaN.
> lowess() can not take away those elements then do the fitting. It will give
> the error message and do nothing.
> 1. Can anybody tell me how to get rid of those NaN's and use lowess()?
> 2. How to get the LOWESS fitting values for any elements in x?
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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