On 8 April 2010 22:58, dcflyer <[email protected]> wrote:
>
> I try to do a test for dirichlet process for Multivariate normal, but
> Winbugs
> always says "expected multivariate node", does that mean I miss something
> at
> initialization? I will really appreciate the help to solve this problem
>
> Here is the R code, and Winbugs code.
>
> This is a BUGS error, not an R error. The problem is that logical nodes can
only be expressed as scalars, so this doesn't work:
mu[i,1:2] <- mu.star[S[i],]
you have to specify these nodes in a loop:
for(d in 1:2) {mu[i,d] <- mu.star[S[i],d]]
There might be other errors too: I always develop my BUGS code in BUGS, and
go to R afterwards.
Bob
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Bob O'Hara
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