Belief Tracking with Stacked Relational Trees Deepak Ramachandran author Adwait Ratnaparkhi author 2015-09 text Proceedings of the 16th Annual Meeting of the Special Interest Group on Discourse and Dialogue Alexander Koller editor Gabriel Skantze editor Filip Jurcicek editor Masahiro Araki editor Carolyn Penstein Rose editor Association for Computational Linguistics Prague, Czech Republic conference publication ramachandran-ratnaparkhi-2015-belief 10.18653/v1/W15-4609 https://aclanthology.org/W15-4609/ 2015-09 68 76