
Thanks, I have looked at this package but I am still trying to understand some of the features. It looks interesting, though.

David J

> Date: Wed, 11 May 2011 15:05:32 +0200
> From: i.visser@uva.nl
> To: davidD@qimr.edu.au
> CC: r-help@r-project.org
> Subject: Re: [R] Vermunt's LEM in R
> 
> depmixS4 can fit equality constraints in latent class and latent markov
> models, best, Ingmar
> 
> On Wed, May 11, 2011 at 1:04 PM, David Duffy <davidD@qimr.edu.au> wrote:
> 
> > I don't know of any R package that can match all the functionality of LEM
> > eg fitting equality constraints to model parameters a la LISREL.
> >
> > WRT dumping tables, I would have thought that as.data.frame.table does
> > pretty much what you want, [not tested]
> >
> > newtab <- as.data.frame(table(a,b,c))
> > cat("dim\n")
> > for(i in seq(1, ncol(newtab)-1) {
> >  cat(nlevels(newtab[,1]," ")
> > }
> > cat("\nlab ")
> > for(i in seq(1, ncol(newtab)-1) {
> >  cat(letters[i], " ")
> > }
> > cat("\ndat [", newtab[,"Freq"], " ]\n")
> >
> >
> >
> >
> > --
> > | David Duffy (MBBS PhD)                                         ,-_|\
> > | email: davidD@qimr.edu.au  ph: INT+61+7+3362-0217 fax: -0101  /     *
> > | Epidemiology Unit, Queensland Institute of Medical Research   \_,-._/
> > | 300 Herston Rd, Brisbane, Queensland 4029, Australia  GPG 4D0B994A v
> >
> >
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> >
> 
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