[R] equivalent of the Splus function "eboulis()"

Prof Brian Ripley ripley at stats.ox.ac.uk
Tue May 25 15:17:30 CEST 2004


But multidim is not part of S-PLUS, and it does seem to exist for R.
So the equivalent of "eboulis()" in R is "eboulis()"!

On Tue, 25 May 2004, n.bouget at laposte.net wrote:

> This function already exists in the package multidim (see
> http://cran.r-project.org/doc/packages/multidim.pdf)
> What i want to do is to choose the good number of cluster
> after using the function hclust on 6934 instances. 
> > hc <- hclust(dist(AGRIINSTTableFinaleCR), "ward")
> I use the following expression
> > barplot(sort((hc$height/sum(hc$height))*100,decreasing=TRUE))
> and i choose as number of cluster the number before a big fall
> but i'm not sure that is the good mean to choose the number of
> cluster!
> 
> > On Tue, 25 May 2004, n.bouget wrote:
> > 
> > > Is there a equivalent of the function "eboulis()" (which is a
> > > new funtion on Splus) on R? 
> > 
> > There is no such function in the latest S-PLUS, version 6.2.
>  Further,
> > S-PLUS is an English product and `eboulis' appears to be French.
> > 
> > > Otherwise, with which function can we see the best number of
> > > cluster we have to choose?
> > 
> > Please check out where you got that function from, and give
> us a 
> > description of what you are looking for.  We cannot tell you
> the 
> > equivalent of a non-existent function (except to give you a
> list of 
> > non-existent R functions).
> > 
> > -- 
> > 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
> > 
> > 
> 

> 
> 
> 

-- 
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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