[R-sig-ME] R-sig-mixed-models Digest, Vol 141, Issue 25
David Disabato
ddi@@b01 @ending from gm@il@com
Wed Sep 26 22:34:14 CEST 2018
I would agree with others about the ability for lme4 to more easily and
flexibly specify the random effect variance-covariance matrix, including
autocorrelation for longitudinal models, as is available in nlme, SPSS, and
SAS.
On Wed, Sep 26, 2018 at 4:01 AM <r-sig-mixed-models-request using r-project.org>
wrote:
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> Today's Topics:
>
> 1. R Consortium call for funding (Ben Bolker)
> 2. Re: R Consortium call for funding (Andrew Robinson)
> 3. Re: R Consortium call for funding (Peter Claussen)
> 4. Re: R Consortium call for funding (Lize van der Merwe)
> 5. Re: R Consortium call for funding (Martin Maechler)
>
>
> ---------- Forwarded message ----------
> From: Ben Bolker <bbolker using gmail.com>
> To: "r-sig-mixed-models using r-project.org" <r-sig-mixed-models using r-project.org>
> Cc:
> Bcc:
> Date: Tue, 25 Sep 2018 16:51:24 -0400
> Subject: [R-sig-ME] R Consortium call for funding
>
>
> https://www.r-consortium.org/announcement/2018/09/25/fall-2018-isc-call-for-proposals
>
> "What can you do to improve the R ecosystem and how can the R Consortium
> help you do it?"
>
> The mixed-model ecosystem is admittedly a small part of the R
> ecosystem, but I (biasedly) think it's an important one.
>
> If people have ideas & opinions about how a chunk of money on the
> order of $10,000 could be valuably spent to improve the mixed-model
> ecosystem in a way that would be appealing to a very broad audience of
> useRs, please discuss.
>
> The deadline for submitting a proposal is midnight PST, Sunday October
> 31, 2018.
>
>
> cheers
> Ben Bolker
>
>
>
>
>
> ---------- Forwarded message ----------
> From: Andrew Robinson <A.Robinson using ms.unimelb.edu.au>
> To: Ben Bolker <bbolker using gmail.com>
> Cc: "r-sig-mixed-models using r-project.org" <r-sig-mixed-models using r-project.org>
> Bcc:
> Date: Wed, 26 Sep 2018 07:06:15 +1000
> Subject: Re: [R-sig-ME] R Consortium call for funding
> Hi Ben,
>
> I do really miss the variance functions of nlme, and the temporal and
> spatial autocorrelation handling.
>
> Warm wishes,
>
> Andrew
>
>
>
> On 26 September 2018 at 06:51, Ben Bolker <bbolker using gmail.com> wrote:
>
> >
> > https://www.r-consortium.org/announcement/2018/09/25/fall-
> > 2018-isc-call-for-proposals
> >
> > "What can you do to improve the R ecosystem and how can the R Consortium
> > help you do it?"
> >
> > The mixed-model ecosystem is admittedly a small part of the R
> > ecosystem, but I (biasedly) think it's an important one.
> >
> > If people have ideas & opinions about how a chunk of money on the
> > order of $10,000 could be valuably spent to improve the mixed-model
> > ecosystem in a way that would be appealing to a very broad audience of
> > useRs, please discuss.
> >
> > The deadline for submitting a proposal is midnight PST, Sunday October
> > 31, 2018.
> >
> >
> > cheers
> > Ben Bolker
> >
> > _______________________________________________
> > R-sig-mixed-models using r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-sig-mixed-models
> >
> >
>
>
> --
> Andrew Robinson
> Director, CEBRA, School of BioSciences
> Reader & Associate Professor in Applied Statistics Tel: (+61) 0403 138 955
> School of Mathematics and Statistics Fax: (+61) 03
> 8344 4599
> University of Melbourne, VIC 3010 Australia
> Email: apro using unimelb.edu.au
> Website: http://www.ms.unimelb.edu.au/~andrewpr
>
> [[alternative HTML version deleted]]
>
>
>
>
>
> ---------- Forwarded message ----------
> From: Peter Claussen <dakotajudo using mac.com>
> To: Ben Bolker <bbolker using gmail.com>
> Cc: "r-sig-mixed-models using r-project.org" <r-sig-mixed-models using r-project.org>
> Bcc:
> Date: Tue, 25 Sep 2018 16:17:42 -0500
> Subject: Re: [R-sig-ME] R Consortium call for funding
> Personally, I’m trying to duplicate some standard repeated measures
> analysis from SAS and am missing Kenward-Roger and Satterthwaite
> corrections for nlme. I had some concerns about lmeTest, but I haven’t
> looked at that in a while - I’m a bit more concerned with structure error
> covariances.
>
> Cheers,
>
> > On Sep 25, 2018, at 3:51 PM, Ben Bolker <bbolker using gmail.com> wrote:
> >
> >
> >
> https://www.r-consortium.org/announcement/2018/09/25/fall-2018-isc-call-for-proposals
> >
> > "What can you do to improve the R ecosystem and how can the R Consortium
> > help you do it?"
> >
> > The mixed-model ecosystem is admittedly a small part of the R
> > ecosystem, but I (biasedly) think it's an important one.
> >
> > If people have ideas & opinions about how a chunk of money on the
> > order of $10,000 could be valuably spent to improve the mixed-model
> > ecosystem in a way that would be appealing to a very broad audience of
> > useRs, please discuss.
> >
> > The deadline for submitting a proposal is midnight PST, Sunday October
> > 31, 2018.
> >
> >
> > cheers
> > Ben Bolker
> >
> > _______________________________________________
> > R-sig-mixed-models using r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-sig-mixed-models
>
>
>
>
>
> ---------- Forwarded message ----------
> From: Lize van der Merwe <lizestats using gmail.com>
> To: "'Ben Bolker'" <bbolker using gmail.com>, <r-sig-mixed-models using r-project.org>
> Cc:
> Bcc:
> Date: Wed, 26 Sep 2018 09:56:06 +0200
> Subject: Re: [R-sig-ME] R Consortium call for funding
>
> Thankyou.
> I would like to see the functionality of nlme and lmer4 combined,
> especially
> regarding variance-covariance structure.
> Regards
> Lize van der Merwe
>
>
>
> -----Original Message-----
> From: R-sig-mixed-models <r-sig-mixed-models-bounces using r-project.org> On
> Behalf Of Ben Bolker
> Sent: Tuesday, 25 September 2018 22:51
> To: r-sig-mixed-models using r-project.org
> Subject: [R-sig-ME] R Consortium call for funding
>
>
>
> https://www.r-consortium.org/announcement/2018/09/25/fall-2018-isc-call-for-
> proposals
>
> "What can you do to improve the R ecosystem and how can the R Consortium
> help you do it?"
>
> The mixed-model ecosystem is admittedly a small part of the R ecosystem,
> but I (biasedly) think it's an important one.
>
> If people have ideas & opinions about how a chunk of money on the order
> of
> $10,000 could be valuably spent to improve the mixed-model ecosystem in a
> way that would be appealing to a very broad audience of useRs, please
> discuss.
>
> The deadline for submitting a proposal is midnight PST, Sunday October 31,
> 2018.
>
>
> cheers
> Ben Bolker
>
> _______________________________________________
> R-sig-mixed-models using r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-sig-mixed-models
>
>
>
>
>
> ---------- Forwarded message ----------
> From: Martin Maechler <maechler using stat.math.ethz.ch>
> To: Peter Claussen <dakotajudo using mac.com>
> Cc: Ben Bolker <bbolker using gmail.com>, "r-sig-mixed-models using r-project.org" <
> r-sig-mixed-models using r-project.org>
> Bcc:
> Date: Wed, 26 Sep 2018 10:00:44 +0200
> Subject: Re: [R-sig-ME] R Consortium call for funding
> >>>>> Peter Claussen via R-sig-mixed-models
> >>>>> on Tue, 25 Sep 2018 16:17:42 -0500 writes:
>
> > Personally, I’m trying to duplicate some standard repeated measures
> analysis from SAS and am missing Kenward-Roger and Satterthwaite
> corrections for nlme. I had some concerns about lmeTest, but I haven’t
> looked at that in a while - I’m a bit more concerned with structure error
> covariances.
>
> I assume you mean 'lmerTest' above, the CRAN package originally
> mostly by Rune Haubo Christensen
> https://cran.r-project.org/package=lmerTest
>
> I think its Satterthwaite (and Kenward-Roger via CRAN package
> 'pbkrtest') 'df' approximation computations have become quite
> reliable, after Rune's recent refurbishing, see also
>
> https://htmlpreview.github.io/?https://github.com/runehaubo/lmerTestR/blob/master/pkg_notes/Satterthwaite_for_LMMs.html
>
> -- as always at least as long as you refrain from fitting much
> overparametrized models -- which you should even though some
> authors tell you to do so.
>
>
> Martin Maechler
> ETH Zurich
>
> > Cheers,
>
> >> On Sep 25, 2018, at 3:51 PM, Ben Bolker <bbolker using gmail.com> wrote:
> >>
> >>
> >>
> https://www.r-consortium.org/announcement/2018/09/25/fall-2018-isc-call-for-proposals
> >>
> >> "What can you do to improve the R ecosystem and how can the R
> Consortium
> >> help you do it?"
> >>
> >> The mixed-model ecosystem is admittedly a small part of the R
> >> ecosystem, but I (biasedly) think it's an important one.
> >>
> >> If people have ideas & opinions about how a chunk of money on the
> >> order of $10,000 could be valuably spent to improve the mixed-model
> >> ecosystem in a way that would be appealing to a very broad audience
> of
> >> useRs, please discuss.
> >>
> >> The deadline for submitting a proposal is midnight PST, Sunday
> October
> >> 31, 2018.
> >>
> >>
> >> cheers
> >> Ben Bolker
> >>
> >> _______________________________________________
> >> R-sig-mixed-models using r-project.org mailing list
> >> https://stat.ethz.ch/mailman/listinfo/r-sig-mixed-models
>
> > _______________________________________________
> > R-sig-mixed-models using r-project.org mailing list
> > https://stat.ethz.ch/mailman/listinfo/r-sig-mixed-models
>
>
> _______________________________________________
> R-sig-mixed-models mailing list
> R-sig-mixed-models using r-project.org
> https://stat.ethz.ch/mailman/listinfo/r-sig-mixed-models
>
--
David J. Disabato, M.A.
Clinical Psychology Doctoral Student
George Mason University
ddisabat using gmu.edu
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