Unsupervised Parallel Sentence Extraction with Parallel Segment Detection Helps Machine Translation Viktor Hangya author Alexander Fraser author 2019-07 text Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics Anna Korhonen editor David Traum editor Lluís Màrquez editor Association for Computational Linguistics Florence, Italy conference publication hangya-fraser-2019-unsupervised 10.18653/v1/P19-1118 https://aclanthology.org/P19-1118/ 2019-07 1224 1234