Ant Colony and Surrogate Tree-Structured Models for Orderings-Based Bayesian Network Learning - Alonso-Barba, Juan I.; de la Ossa, Luis; Regnier-Coudert, Olivier; McCall, John; Gamez, Jose A.; Puerta, Jose M.; (Gecco'15: Proceedings Of The 2015 Genetic And Evolutionary Computation Conference, 2015)