Improved Zero-shot Neural Machine Translation via Ignoring Spurious Correlations Jiatao Gu author Yong Wang author Kyunghyun Cho author Victor O.K. Li 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 gu-etal-2019-improved 10.18653/v1/P19-1121 https://aclanthology.org/P19-1121/ 2019-07 1258 1268