Vector-space models for PPDB paraphrase ranking in context Marianna Apidianaki author 2016-11 text Proceedings of the 2016 Conference on Empirical Methods in Natural Language Processing Jian Su editor Kevin Duh editor Xavier Carreras editor Association for Computational Linguistics Austin, Texas conference publication apidianaki-2016-vector 10.18653/v1/D16-1215 https://aclanthology.org/D16-1215/ 2016-11 2028 2034