Joint Mention Extraction and Classification with Mention Hypergraphs Wei Lu author Dan Roth author 2015-09 text Proceedings of the 2015 Conference on Empirical Methods in Natural Language Processing Lluís Màrquez editor Chris Callison-Burch editor Jian Su editor Association for Computational Linguistics Lisbon, Portugal conference publication lu-roth-2015-joint 10.18653/v1/D15-1102 https://aclanthology.org/D15-1102/ 2015-09 857 867