A Hierarchical Bayesian Language Model Based On Pitman-Yor Processes Yee Whye Teh author 2006-07 text Proceedings of the 21st International Conference on Computational Linguistics and 44th Annual Meeting of the Association for Computational Linguistics Nicoletta Calzolari editor Claire Cardie editor Pierre Isabelle editor Association for Computational Linguistics Sydney, Australia conference publication teh-2006-hierarchical 10.3115/1220175.1220299 https://aclanthology.org/P06-1124/ 2006-07 985 992