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math.ST2011
Classification and estimation in the Stochastic Block Model based on the empirical degrees
Antoine Channarond, Jean-Jacques Daudin, Stéphane Robin
The Stochastic Block Model (Holland et al., 1983) is a mixture model for heterogeneous network data. Unlike the usual statistical framework, new nodes give additional information a…
stat.ML2011
Variational Bayes approach for model aggregation in unsupervised classification with Markovian dependency
Stevenn Volant, Marie-Laure Martin Magniette, Stéphane Robin
We consider a binary unsupervised classification problem where each observation is associated with an unobserved label that we want to retrieve. More precisely, we assume that ther…