Tracking unbounded Topic Streams Dominik Wurzer author Victor Lavrenko author Miles Osborne author 2015-07 text Proceedings of the 53rd Annual Meeting of the Association for Computational Linguistics and the 7th International Joint Conference on Natural Language Processing (Volume 1: Long Papers) Chengqing Zong editor Michael Strube editor Association for Computational Linguistics Beijing, China conference publication wurzer-etal-2015-tracking 10.3115/v1/P15-1170 https://aclanthology.org/P15-1170/ 2015-07 1765 1773