R help - Jun 2006 - High breakdown/efficiency statistics -- was RE: Rosner's test [Broadcast]

What would be nice is to have something like a "robust" task view...

Andy 

From: Berton Gunter
> 
> Many thanks for this Martin. There now are several packages 
> with what appear to be overlapping functions (or at least 
> algorithms). Besides those you mentioned, "robust" and 
> "roblm" are at least two others. Any recommendations about 
> how or whether to choose among these for us enthusiastic but 
> non-expert users?
> 
> 
> Cheers,
> Bert
>  
> 
> > -----Original Message-----
> > From: Martin Maechler [mailto:maechler at stat.math.ethz.ch]
> > Sent: Thursday, June 22, 2006 2:04 AM
> > To: Berton Gunter
> > Cc: 'Robert Powell'; r-help at stat.math.ethz.ch
> > Subject: Re: [R] Rosner's test
> > 
> > >>>>> "BertG" == Berton Gunter
<gunter.berton at gene.com>
> > >>>>>     on Tue, 13 Jun 2006 14:34:48 -0700 writes:
> > 
> >     BertG> RSiteSearch('Rosner') ?RSiteSearch or search
directly
> >     BertG> from CRAN.
> > 
> >     BertG> Incidentally, I'll repeat what I've said
> >     BertG> before. Don't do outlier tests.  They're
> >     BertG> dangerous. Use robust methods instead.
> > 
> > Yes, yes, yes!!!
> > 
> > Note that  rlm() or cov.rob()  from recommended package 
> MASS will most 
> > probably be sufficient for your needs.
> > 
> > For slightly newer methodology, look at package 
> 'robustbase', or also 
> > 'rrcov'.
> > 
> > Martin Maechler, ETH Zurich
> > 
> >     BertG> -- Bert Gunter Genentech Non-Clinical Statistics
> >     BertG> South San Francisco, CA
> >  
> >     BertG> "The business of the statistician is to catalyze
the
> >     BertG> scientific learning process."  - George E. P. Box
> >  
> >  
> >
> 
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide! 
> http://www.R-project.org/posting-guide.html
> 
>

>>>>> "AndyL" == Liaw, Andy <andy_liaw at
merck.com>
>>>>>     on Thu, 22 Jun 2006 14:21:17 -0400 writes:
    AndyL> What would be nice is to have something like a
    AndyL> "robust" task view...  Andy

Indeed.  I have volunteered to do this a while ago.
First wanted to get "robustbase" to a "reasonable" state.

A 'robust' CRAN task view is planned to be done by the end of
the summer, hopefully even earlier.

Martin

    AndyL> From: Berton Gunter
    >>  Many thanks for this Martin. There now are several
    >> packages with what appear to be overlapping functions (or
    >> at least algorithms). Besides those you mentioned,
    >> "robust" and "roblm" are at least two others.
Any
    >> recommendations about how or whether to choose among
    >> these for us enthusiastic but non-expert users?
    >> 
    >> 
    >> Cheers, Bert
    >> 
    >> 
    >> > -----Original Message----- > From: Martin Maechler
    >> [mailto:maechler at stat.math.ethz.ch] > Sent: Thursday,
    >> June 22, 2006 2:04 AM > To: Berton Gunter > Cc: 'Robert
    >> Powell'; r-help at stat.math.ethz.ch > Subject: Re: [R]
    >> Rosner's test
    >> > 
    >> > >>>>> "BertG" == Berton Gunter
<gunter.berton at gene.com>
    >> > >>>>> on Tue, 13 Jun 2006 14:34:48 -0700
writes:
    >> > 
    >> > BertG> RSiteSearch('Rosner') ?RSiteSearch or search
    >> directly > BertG> from CRAN.
    >> > 
    >> > BertG> Incidentally, I'll repeat what I've said
>
    >> BertG> before. Don't do outlier tests.  They're >
BertG>
    >> dangerous. Use robust methods instead.
    >> > 
    >> > Yes, yes, yes!!!
    >> > 
    >> > Note that rlm() or cov.rob() from recommended package
    >> MASS will most > probably be sufficient for your needs.
    >> > 
    >> > For slightly newer methodology, look at package
    >> 'robustbase', or also > 'rrcov'.
    >> > 
    >> > Martin Maechler, ETH Zurich
    >> > 
    >> > BertG> -- Bert Gunter Genentech Non-Clinical Statistics
    >> > BertG> South San Francisco, CA
    >> >  
    >> > BertG> "The business of the statistician is to
catalyze
    >> the > BertG> scientific learning process."  - George
    >> E. P. Box
    >> >  
    >> >  
    >> >
    >> 
    >> ______________________________________________
    >> R-help at stat.math.ethz.ch mailing list
    >> https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do
    >> read the posting guide!
    >> http://www.R-project.org/posting-guide.html
    >> 
    >> 


    AndyL>
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