The EMMIX Algorithm for the Fitting of Normal and t-Components

We consider the fitting of normal or t-component mixture models to multivariate data, using maximum likelikhood via the EM algorithm. This approach requires the initial specification of an initial estimate of the vector of unknown parameters, or equivalently of an initial classification of the data...

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Bibliographic Details
Main Authors: Geoff McLachlan, David Peel
Format: Article
Language:English
Published: Foundation for Open Access Statistics 1999-07-01
Series:Journal of Statistical Software
Online Access:http://www.jstatsoft.org/index.php/jss/article/view/1859