A Hierarchical Domain Model-Based Multi-Domain Selection Framework for Multi-Domain Dialog Systems Seonghan Ryu author Donghyeon Lee author Injae Lee author Sangdo Han author Gary Geunbae Lee author Myungjae Kim author Kyungduk Kim author 2012-12 text Proceedings of COLING 2012: Posters Martin Kay editor Christian Boitet editor The COLING 2012 Organizing Committee Mumbai, India conference publication ryu-etal-2012-hierarchical https://aclanthology.org/C12-2102/ 2012-12 1049 1058