Read e-book online Finite Mixture and Markov Switching Models (Springer Series PDF

By Sylvia Frühwirth-Schnatter

ISBN-10: 0387329099

ISBN-13: 9780387329093

ISBN-10: 0387357688

ISBN-13: 9780387357683

The prior decade has visible strong new computational instruments for modeling which mix a Bayesian technique with fresh Monte simulation thoughts in response to Markov chains. This booklet is the 1st to supply a scientific presentation of the Bayesian viewpoint of finite combination modelling. The e-book is designed to teach finite blend and Markov switching versions are formulated, what constructions they suggest at the info, their strength makes use of, and the way they're envisioned. featuring its innovations informally with no sacrificing mathematical correctness, it is going to serve a large readership together with statisticians in addition to biologists, economists, engineers, monetary and industry researchers.

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Additional info for Finite Mixture and Markov Switching Models (Springer Series in Statistics)

Example text

2 with allocation of each observation under the assumption that the component parameters and the weight distribution are known, a problem that allows us to recall Bayes’ rule. 3 deals with estimating the parameter ϑ, when the allocations are known, and provides complete-data maximum likelihood estimation as well as an introduction into complete-data 26 2 Statistical Inference for Known Number of Components Bayesian inference. 4 deals with parameter estimation when the allocations are unknown, using methods of moments and maximum likelihood estimation.

Such asymptotic normality of the posterior distribution holds for many problems in Bayesian inference; see, for example, Press (2003, Chapter 7). 2, we consider the problem of interval estimation for µk . 975 percentile of the G (ak (S), bk (S)) posterior distribution. 2 compares this credibility interval with the approximate 95% confidence interval obtained by ML estimation for artificial data sets of size N = 100 for different values of µtrue and ηktrue . Partly these intervals agree; partly they are k substantially different.

3 Parameter Estimation for Known Allocation 35 Depending on the shape parameter ak (S), the posterior p(µk |y, S) is rather skewed for the first data set whereas it is close to a normal distribution for the third one. 21) where o(1/Nk (S)) → 0 as Nk (S) → ∞. Such asymptotic normality of the posterior distribution holds for many problems in Bayesian inference; see, for example, Press (2003, Chapter 7). 2, we consider the problem of interval estimation for µk . 975 percentile of the G (ak (S), bk (S)) posterior distribution.

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Finite Mixture and Markov Switching Models (Springer Series in Statistics) by Sylvia Frühwirth-Schnatter


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