Momentum Contrastive Pre-training for Question Answering Minda Hu author Muzhi Li author Yasheng Wang author Irwin King 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 hu-etal-2022-momentum 10.18653/v1/2022.emnlp-main.291 https://aclanthology.org/2022.emnlp-main.291/ 2022-12 4324 4330