Spectral Semi-Supervised Discourse Relation Classification Robert Fisher author Reid Simmons 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 2: Short Papers) Chengqing Zong editor Michael Strube editor Association for Computational Linguistics Beijing, China conference publication fisher-simmons-2015-spectral 10.3115/v1/P15-2015 https://aclanthology.org/P15-2015/ 2015-07 89 93