Re: [R] glmmADMB: Generalized Linear Mixed Models using AD Model Builder

2005-12-20 Thread Hans Julius Skaug
I agree that the model is not fitting the Lesaffre data well, but my point was to show that glmmADMB is numerically stable. Numerical stability is obviously a nice property, but becomes particularly important when one wants to do parametric bootstrappin, which I think is needed for these kinds of

Re: [R] glmmADMB: Generalized Linear Mixed Models using AD Model Builder

2005-12-19 Thread Hans Julius Skaug
Douglas Bates wrote: The Laplace method in lmer and the default method in glmm.admb, which according to the documentation is the Laplace approximation, produce essentially the same model fit. One difference is the reported value of the log-likelihood, which we should cross-check, and another

[R] glmmADMB: Generalized Linear Mixed Models using AD Model Builder

2005-12-14 Thread Hans Julius Skaug
/phpbb/ for discussions about the software. Regards, Hans _ Hans Julius Skaug Department of Mathematics University of Bergen Johannes Brunsgate 12 5008 Bergen Norway ph. (+47) 55 58 48 61 __ R-help@stat.math.ethz.ch mailing

[R] Do Users of Nonlinear Mixed Effects Models Know Whether Their Software Really Works?

2005-10-14 Thread Hans Julius Skaug
to model misspecification? (I mean beyond large-sample theory). 5) Finally, of course, then making the scripts available for forsenic investigations. Cheers, Andrew _ Hans Julius Skaug Department of Mathematics University of Bergen Johannes Brunsgate