Lexicon-Enhanced Self-Supervised Training for Multilingual Dense Retrieval Houxing Ren author Linjun Shou author Jian Pei author Ning Wu author Ming Gong author Daxin Jiang author 2022-12 text Findings of the Association for Computational Linguistics: EMNLP 2022 Yoav Goldberg editor Zornitsa Kozareva editor Yue Zhang editor Association for Computational Linguistics Abu Dhabi, United Arab Emirates conference publication ren-etal-2022-lexicon 10.18653/v1/2022.findings-emnlp.31 https://aclanthology.org/2022.findings-emnlp.31/ 2022-12 444 459