Fast WordPiece Tokenization Xinying Song author Alex Salcianu author Yang Song author Dave Dopson author Denny Zhou author 2021-11 text Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing Marie-Francine Moens editor Xuanjing Huang editor Lucia Specia editor Scott Wen-tau Yih editor Association for Computational Linguistics Online and Punta Cana, Dominican Republic conference publication song-etal-2021-fast 10.18653/v1/2021.emnlp-main.160 https://aclanthology.org/2021.emnlp-main.160/ 2021-11 2089 2103