Rikhtehgaran, Reyhaneh; Kazemi, Iraj - In: Computational Statistics 28 (2013) 5, pp. 2007-2027
In this paper, we develop a semi-parametric Bayesian estimation approach through the Dirichlet process (DP) mixture in fitting linear mixed models. The random-effects distribution is specified by introducing a multivariate skew-normal distribution as base for the Dirichlet process. The proposed...