Takashi Isozaki Maomi Ueno Minimum Free Energy Principle for Constraint-Based Learning Bayesian Networks. 612-627 2009 ECML/PKDD (1) http://dx.doi.org/10.1007/978-3-642-04180-8_57 conf/pkdd/2009-1 db/conf/pkdd/pkdd2009-1.html#IsozakiU09