One Vector is Not Enough: Entity-Augmented Distributed Semantics for Discourse Relations Yangfeng Ji author Jacob Eisenstein author 2015 text journal article Transactions of the Association for Computational Linguistics continuing MIT Press Cambridge, MA periodical academic journal ji-eisenstein-2015-one 10.1162/tacl_a_00142 https://aclanthology.org/Q15-1024/ 2015 3 329 344