R-TeaFor: Regularized Teacher-Forcing for Abstractive Summarization Guan-Yu Lin author Pu-Jen Cheng 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 lin-cheng-2022-r 10.18653/v1/2022.emnlp-main.423 https://aclanthology.org/2022.emnlp-main.423/ 2022-12 6303 6311