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stat.ME2016
Spatial Clustering of Time-Series via Mixture of Autoregressions Models and Markov Random Fields
Hien D Nguyen, Geoffrey J McLachlan, Jeremy F P Ullmann +1
Time-series data arise in many medical and biological imaging scenarios. In such images, a time-series is obtained at each of a large number of spatially-dependent data units. It i…
stat.ME2011
On the fitting of mixtures of multivariate skew t-distributions via the EM algorithm
S. X. Lee, G. J. McLachlan
We show how the expectation-maximization (EM) algorithm can be applied exactly for the fitting of mixtures of general multivariate skew t (MST) distributions, eliminating the need…