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stat.ME2021
Occam Factor for Gaussian Models With Unknown Variance Structure
Zachary M. Pisano, Daniel Q. Naiman, Carey E. Priebe
We discuss model selection to determine whether the variance-covariance matrix of a multivariate Gaussian model with known mean should be considered to be a constant diagonal, a no…
stat.ME2020
Spectral graph clustering via the Expectation-Solution algorithm
Zachary M. Pisano, Joshua S. Agterberg, Carey E. Priebe +1
The stochastic blockmodel (SBM) models the connectivity within and between disjoint subsets of nodes in networks. Prior work demonstrated that the rows of an SBM's adjacency spectr…