Latent-free equivalent mDAGs

Robin J. Evans

Latent-free equivalent mDAGs

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arxiv 2209.06534 v3 pith:QGQXP5VL submitted 2022-09-14 math.ST stat.TH

Robin J. Evans This is my paper · ORCID

classification math.STstat.TH

keywords equivalentmodelacyclicanotherconstraintsdirecteddiscretedistributionally

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We show that the marginal model for a discrete directed acyclic graph (DAG) with hidden variables is distributionally equivalent to another fully observable DAG model if and only if it does not induce any non-trivial inequality constraints.

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