189 citations · 846 across the 31 of their papers we have counts for
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math.ST2009★ 90 cited
Markov equivalence for ancestral graphs
R. Ayesha Ali, Thomas S. Richardson, Peter Spirtes
Ancestral graphs can encode conditional independence relations that arise in directed acyclic graph (DAG) models with latent and selection variables. However, for any ancestral gra…
stat.ML2009★ 1 cited
Supplementary material for Markov equivalence for ancestral graphs
R. A. Ali, T. Richardson, P. Spirtes
We prove that the criterion for Markov equivalence provided by Zhao et al. (2005) may involve a set of features of a graph that is exponential in the number of vertices.