Efficient Pre-training of Masked Language Model via Concept-based Curriculum Masking Mingyu Lee author Jun-Hyung Park author Junho Kim author Kang-Min Kim author SangKeun Lee 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 lee-etal-2022-efficient-pre 10.18653/v1/2022.emnlp-main.502 https://aclanthology.org/2022.emnlp-main.502/ 2022-12 7417 7427