Reduce Catastrophic Forgetting of Dense Retrieval Training with Teleportation Negatives Si Sun author Chenyan Xiong author Yue Yu author Arnold Overwijk author Zhiyuan Liu author Jie Bao author 2022-12 text Proceedings of the 2022 Conference on Empirical Methods in Natural Language Processing Yoav Goldberg editor Zornitsa Kozareva editor Yue Zhang editor Association for Computational Linguistics Abu Dhabi, United Arab Emirates conference publication sun-etal-2022-reduce 10.18653/v1/2022.emnlp-main.445 https://aclanthology.org/2022.emnlp-main.445/ 2022-12 6639 6654