no code implementations • 22 Jul 2013 • Marloes H. Maathuis, Diego Colombo
We generalize Pearl's back-door criterion for directed acyclic graphs (DAGs) to more general types of graphs that describe Markov equivalence classes of DAGs and/or allow for arbitrarily many hidden variables.
no code implementations • 14 Nov 2012 • Diego Colombo, Marloes H. Maathuis
This algorithm is known to be order-dependent, in the sense that the output can depend on the order in which the variables are given.
no code implementations • 29 Apr 2011 • Diego Colombo, Marloes H. Maathuis, Markus Kalisch, Thomas S. Richardson
However, we prove that any causal information in the output of RFCI is correct in the asymptotic limit.