[R-sig-ME] variance function in lmer

[Michael Li]

On Jun 22, 2009, at 5:15 PM, Douglas Bates <bates at stat.wisc.edu> wrote:

> On Mon, Jun 22, 2009 at 3:45 PM, Michael Li<wuolong at gmail.com> wrote:
>
>> Can variance functions be used in lmer()?
>
> Not currently, no.

Thanks. I thought that was the case. Since nlme/lme4 are such  
important packages, Is there a "roadmap" in terms how they will evolve  
in the near future and what features are planned (e.g., empirical  
stderr)?

Michael