Re: [R] How to create list of objects?

From: Dimitris Rizopoulos <dimitris.rizopoulos_at_med.kuleuven.be>
Date: Wed 07 Jun 2006 - 00:44:57 EST

try something like:

lapply(f, summary)
sapply(f, function(x) AIC(logLik(x)))

Best,
Dimitris



Dimitris Rizopoulos
Ph.D. Student
Biostatistical Centre
School of Public Health
Catholic University of Leuven

Address: Kapucijnenvoer 35, Leuven, Belgium

Tel: +32/(0)16/336899
Fax: +32/(0)16/337015
Web: http://med.kuleuven.be/biostat/
     http://www.student.kuleuven.be/~m0390867/dimitris.htm


> Hi
>
> I am doing several mle and want to store them in a list (or whatever
> is
> the right construct) to be able to analyse them later.
>
> at the moment I am doing:
>
> f <- list()
> f$IP <- mle(...)
> f$NE <- mle(...)
>
> but when I say:
>> summary(f)
> I get:
>
> Length Class Mode
> IP 0 mle list
> NE 0 mle list
>
> I don't get the output I would have, i.e. the one from
>> summary(f$IP)
> summary(f$IP)
> Maximum likelihood estimation
>
> Call:
> mle(minuslogl = IPNeglogPoisL, method = "L-BFGS-B", fixed = list(),
> control = list(maxit = 1e+08, factr = 1e-20))
>
> Coefficients:
> Estimate Std. Error
> a 1242.0185506 44.92341097
> b 0.8802538 0.01685811
>
> -2 log L: 145.3509
>
>
> What I want to do is something like:
>
> AICs <- AIC(logLik(f))
>
> and then have all the AICs in the vector AICs.
>
> It must be possible or is this again a namespace issue?
>
> Rainer
>
> --
> Rainer M. Krug, Dipl. Phys. (Germany), MSc Conservation
> Biology (UCT)
>
> Department of Conservation Ecology and Entomology
> University of Stellenbosch
> Matieland 7602
> South Africa
>
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https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Wed Jun 07 01:09:52 2006

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