The USTC-NELSLIP Systems for Simultaneous Speech Translation Task at IWSLT 2021 Dan Liu author Mengge Du author Xiaoxi Li author Yuchen Hu author Lirong Dai author 2021-08 text Proceedings of the 18th International Conference on Spoken Language Translation (IWSLT 2021) Marcello Federico editor Alex Waibel editor Marta R Costa-jussà editor Jan Niehues editor Sebastian Stuker editor Elizabeth Salesky editor Association for Computational Linguistics Bangkok, Thailand (online) conference publication liu-etal-2021-ustc 10.18653/v1/2021.iwslt-1.2 https://aclanthology.org/2021.iwslt-1.2/ 2021-08 30 38