Proceedings of the 18th International Conference on Spoken Language Translation (IWSLT 2021)

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 2021-08 Association for Computational Linguistics Bangkok, Thailand (online) text conference publication iwslt-2021-international https://aclanthology.org/2021.iwslt-1.0/ FINDINGS OF THE IWSLT 2021 EVALUATION CAMPAIGN Antonios Anastasopoulos author Ondřej Bojar author Jacob Bremerman author Roldano Cattoni author Maha Elbayad author Marcello Federico author Xutai Ma author Satoshi Nakamura author Matteo Negri author Jan Niehues author Juan Pino author Elizabeth Salesky author Sebastian Stüker author Katsuhito Sudoh author Marco Turchi author Alexander Waibel author Changhan Wang author Matthew Wiesner 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 anastasopoulos-etal-2021-findings 10.18653/v1/2021.iwslt-1.1 https://aclanthology.org/2021.iwslt-1.1/ 2021-08 1 29 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 NAIST English-to-Japanese Simultaneous Translation System for IWSLT 2021 Simultaneous Text-to-text Task Ryo Fukuda author Yui Oka author Yasumasa Kano author Yuki Yano author Yuka Ko author Hirotaka Tokuyama author Kosuke Doi author Sakriani Sakti author Katsuhito Sudoh author Satoshi Nakamura 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 fukuda-etal-2021-naist 10.18653/v1/2021.iwslt-1.3 https://aclanthology.org/2021.iwslt-1.3/ 2021-08 39 45 The University of Edinburgh’s Submission to the IWSLT21 Simultaneous Translation Task Sukanta Sen author Ulrich Germann author Barry Haddow 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 sen-etal-2021-university 10.18653/v1/2021.iwslt-1.4 https://aclanthology.org/2021.iwslt-1.4/ 2021-08 46 51 Without Further Ado: Direct and Simultaneous Speech Translation by AppTek in 2021 Parnia Bahar author Patrick Wilken author Mattia A Di Gangi author Evgeny Matusov 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 bahar-etal-2021-without 10.18653/v1/2021.iwslt-1.5 https://aclanthology.org/2021.iwslt-1.5/ 2021-08 52 63 The Volctrans Neural Speech Translation System for IWSLT 2021 Chengqi Zhao author Zhicheng Liu author Jian Tong author Tao Wang author Mingxuan Wang author Rong Ye author Qianqian Dong author Jun Cao author Lei Li 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 zhao-etal-2021-volctrans 10.18653/v1/2021.iwslt-1.6 https://aclanthology.org/2021.iwslt-1.6/ 2021-08 64 74 THE IWSLT 2021 BUT SPEECH TRANSLATION SYSTEMS hari Krishna Vydana author Martin Karafiat author Lukas Burget author Jan Černocký 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 vydana-etal-2021-iwslt 10.18653/v1/2021.iwslt-1.7 https://aclanthology.org/2021.iwslt-1.7/ 2021-08 75 83 Dealing with training and test segmentation mismatch: FBK@IWSLT2021 Sara Papi author Marco Gaido author Matteo Negri author Marco Turchi 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 papi-etal-2021-dealing 10.18653/v1/2021.iwslt-1.8 https://aclanthology.org/2021.iwslt-1.8/ 2021-08 84 91 The NiuTrans End-to-End Speech Translation System for IWSLT 2021 Offline Task Chen Xu author Xiaoqian Liu author Xiaowen Liu author Tiger Wang author Canan Huang author Tong Xiao author Jingbo Zhu 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 xu-etal-2021-niutrans 10.18653/v1/2021.iwslt-1.9 https://aclanthology.org/2021.iwslt-1.9/ 2021-08 92 99 ESPnet-ST IWSLT 2021 Offline Speech Translation System Hirofumi Inaguma author Brian Yan author Siddharth Dalmia author Pengcheng Guo author Jiatong Shi author Kevin Duh author Shinji Watanabe 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 inaguma-etal-2021-espnet 10.18653/v1/2021.iwslt-1.10 https://aclanthology.org/2021.iwslt-1.10/ 2021-08 100 109 End-to-End Speech Translation with Pre-trained Models and Adapters: UPC at IWSLT 2021 Gerard I Gállego author Ioannis Tsiamas author Carlos Escolano author José A R Fonollosa author Marta R Costa-jussà 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 gallego-etal-2021-end 10.18653/v1/2021.iwslt-1.11 https://aclanthology.org/2021.iwslt-1.11/ 2021-08 110 119 VUS at IWSLT 2021: A Finetuned Pipeline for Offline Speech Translation Yong Rae Jo author Youngki Moon author Minji Jung author Jungyoon Choi author Jihyung Moon author Won Ik Cho 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 jo-etal-2021-vus 10.18653/v1/2021.iwslt-1.12 https://aclanthology.org/2021.iwslt-1.12/ 2021-08 120 124 KIT’s IWSLT 2021 Offline Speech Translation System Tuan-Nam Nguyen author Thai-Son Nguyen author Christian Huber author Maximilian Awiszus author Ngoc-Quan Pham author Thanh-Le Ha author Felix Schneider author Sebastian Stüker author Alexander Waibel 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 nguyen-etal-2021-kits 10.18653/v1/2021.iwslt-1.13 https://aclanthology.org/2021.iwslt-1.13/ 2021-08 125 130 FST: the FAIR Speech Translation System for the IWSLT21 Multilingual Shared Task Yun Tang author Hongyu Gong author Xian Li author Changhan Wang author Juan Pino author Holger Schwenk author Naman Goyal 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 tang-etal-2021-fst 10.18653/v1/2021.iwslt-1.14 https://aclanthology.org/2021.iwslt-1.14/ 2021-08 131 137 Maastricht University’s Multilingual Speech Translation System for IWSLT 2021 Danni Liu author Jan Niehues 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-niehues-2021-maastricht 10.18653/v1/2021.iwslt-1.15 https://aclanthology.org/2021.iwslt-1.15/ 2021-08 138 143 ZJU’s IWSLT 2021 Speech Translation System Linlin Zhang 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 zhang-2021-zjus 10.18653/v1/2021.iwslt-1.16 https://aclanthology.org/2021.iwslt-1.16/ 2021-08 144 148 Multilingual Speech Translation with Unified Transformer: Huawei Noah’s Ark Lab at IWSLT 2021 Xingshan Zeng author Liangyou Li author Qun Liu 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 zeng-etal-2021-multilingual 10.18653/v1/2021.iwslt-1.17 https://aclanthology.org/2021.iwslt-1.17/ 2021-08 149 153 Multilingual Speech Translation KIT @ IWSLT2021 Ngoc-Quan Pham author Tuan Nam Nguyen author Thanh-Le Ha author Sebastian Stüker author Alexander Waibel author Dan He 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 pham-etal-2021-multilingual 10.18653/v1/2021.iwslt-1.18 https://aclanthology.org/2021.iwslt-1.18/ 2021-08 154 159 Edinburgh’s End-to-End Multilingual Speech Translation System for IWSLT 2021 Biao Zhang author Rico Sennrich 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 zhang-sennrich-2021-edinburghs 10.18653/v1/2021.iwslt-1.19 https://aclanthology.org/2021.iwslt-1.19/ 2021-08 160 168 ON-TRAC’ systems for the IWSLT 2021 low-resource speech translation and multilingual speech translation shared tasks Hang Le author Florentin Barbier author Ha Nguyen author Natalia Tomashenko author Salima Mdhaffar author Souhir Gabiche Gahbiche author Benjamin Lecouteux author Didier Schwab author Yannick Estève 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 le-etal-2021-trac 10.18653/v1/2021.iwslt-1.20 https://aclanthology.org/2021.iwslt-1.20/ 2021-08 169 174 IMS’ Systems for the IWSLT 2021 Low-Resource Speech Translation Task Pavel Denisov author Manuel Mager author Ngoc Thang Vu 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 denisov-etal-2021-ims 10.18653/v1/2021.iwslt-1.21 https://aclanthology.org/2021.iwslt-1.21/ 2021-08 175 181 The USYD-JD Speech Translation System for IWSLT2021 Liang Ding author Dacheng Tao 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 ding-tao-2021-usyd 10.18653/v1/2021.iwslt-1.22 https://aclanthology.org/2021.iwslt-1.22/ 2021-08 182 191 mixSeq: A Simple Data Augmentation Methodfor Neural Machine Translation Xueqing Wu author Yingce Xia author Jinhua Zhu author Lijun Wu author Shufang Xie author Yang Fan author Tao Qin 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 wu-etal-2021-mixseq 10.18653/v1/2021.iwslt-1.23 https://aclanthology.org/2021.iwslt-1.23/ 2021-08 192 197 On Knowledge Distillation for Translating Erroneous Speech Transcriptions Ryo Fukuda author Katsuhito Sudoh author Satoshi Nakamura 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 fukuda-etal-2021-knowledge 10.18653/v1/2021.iwslt-1.24 https://aclanthology.org/2021.iwslt-1.24/ 2021-08 198 205 Self-Guided Curriculum Learning for Neural Machine Translation Lei Zhou author Liang Ding author Kevin Duh author Shinji Watanabe author Ryohei Sasano author Koichi Takeda 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 zhou-etal-2021-self 10.18653/v1/2021.iwslt-1.25 https://aclanthology.org/2021.iwslt-1.25/ 2021-08 206 214 Between Flexibility and Consistency: Joint Generation of Captions and Subtitles Alina Karakanta author Marco Gaido author Matteo Negri author Marco Turchi 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 karakanta-etal-2021-flexibility 10.18653/v1/2021.iwslt-1.26 https://aclanthology.org/2021.iwslt-1.26/ 2021-08 215 225 Large-Scale English-Japanese Simultaneous Interpretation Corpus: Construction and Analyses with Sentence-Aligned Data Kosuke Doi author Katsuhito Sudoh author Satoshi Nakamura 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 doi-etal-2021-large 10.18653/v1/2021.iwslt-1.27 https://aclanthology.org/2021.iwslt-1.27/ 2021-08 226 235 Inverted Projection for Robust Speech Translation Dirk Padfield author Colin Cherry 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 padfield-cherry-2021-inverted 10.18653/v1/2021.iwslt-1.28 https://aclanthology.org/2021.iwslt-1.28/ 2021-08 236 244 Towards the evaluation of automatic simultaneous speech translation from a communicative perspective Claudio Fantinuoli author Bianca Prandi 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 fantinuoli-prandi-2021-towards 10.18653/v1/2021.iwslt-1.29 https://aclanthology.org/2021.iwslt-1.29/ 2021-08 245 254 Tag Assisted Neural Machine Translation of Film Subtitles Aren Siekmeier author WonKee Lee author Hongseok Kwon author Jong-Hyeok Lee 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 siekmeier-etal-2021-tag 10.18653/v1/2021.iwslt-1.30 https://aclanthology.org/2021.iwslt-1.30/ 2021-08 255 262 A Statistical Extension of Byte-Pair Encoding David Vilar author Marcello Federico 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 vilar-federico-2021-statistical 10.18653/v1/2021.iwslt-1.31 https://aclanthology.org/2021.iwslt-1.31/ 2021-08 263 275 Integrated Training for Sequence-to-Sequence Models Using Non-Autoregressive Transformer Evgeniia Tokarchuk author Jan Rosendahl author Weiyue Wang author Pavel Petrushkov author Tomer Lancewicki author Shahram Khadivi author Hermann Ney 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 tokarchuk-etal-2021-integrated 10.18653/v1/2021.iwslt-1.32 https://aclanthology.org/2021.iwslt-1.32/ 2021-08 276 286 Data Augmentation by Concatenation for Low-Resource Translation: A Mystery and a Solution Toan Q Nguyen author Kenton Murray author David Chiang 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 nguyen-etal-2021-data 10.18653/v1/2021.iwslt-1.33 https://aclanthology.org/2021.iwslt-1.33/ 2021-08 287 293