Leveraging Synthetic Discourse Data via Multi-task Learning for Implicit Discourse Relation Recognition Man Lan author Yu Xu author Zhengyu Niu author 2013-08 text Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Hinrich Schuetze editor Pascale Fung editor Massimo Poesio editor Association for Computational Linguistics Sofia, Bulgaria conference publication lan-etal-2013-leveraging https://aclanthology.org/P13-1047/ 2013-08 476 485