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Results tagged with bugs
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user 16579
BUGS is an acronym for Bayesian inference Using Gibbs Sampling; BUGS is also a software package for doing this. Use for all versions of BUGS, also WINBUGS and OpenBUGS.
3
votes
Accepted
Bayesian estimation of Dynamic Linear Models with RStan
It is perhaps easier to emphasize what models the Stan and the BUGS family cannot estimate. … Stan cannot estimate models with discrete unknowns, and the BUGS family cannot estimate models that cannot be written in the form of a Directed Acyclic Graph. …
- 2,008
23
votes
How can I model a proportion with BUGS/JAGS/STAN?
Greg Snow gave a great answer. For completeness, here is the equivalent in Stan syntax. Although Stan has a beta distribution that you could use, it is faster to work out the logarithm of the beta den …
- 2,008
2
votes
Accepted
Observed function of hidden random variables
A Gamma-distributed random variable that is multiplied by a constant is Gamma-distributed with the same shape and a new scale (see Wikipedia). So $T_j \times n_j$ is Gamma-distributed with shape $\alp …
- 2,008