Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor 2021-11 Association for Computational Linguistics Online text conference publication wnut-2021-noisy https://aclanthology.org/2021.wnut-1.0/ Text Simplification for Comprehension-based Question-Answering Tanvi Dadu author Kartikey Pant author Seema Nagar author Ferdous Barbhuiya author Kuntal Dey author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication dadu-etal-2021-text 10.18653/v1/2021.wnut-1.1 https://aclanthology.org/2021.wnut-1.1/ 2021-11 1 10 Finding the needle in a haystack: Extraction of Informative COVID-19 Danish Tweets Benjamin Olsen author Barbara Plank author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication olsen-plank-2021-finding 10.18653/v1/2021.wnut-1.2 https://aclanthology.org/2021.wnut-1.2/ 2021-11 11 19 Detecting Depression in Thai Blog Posts: a Dataset and a Baseline Mika Hämäläinen author Pattama Patpong author Khalid Alnajjar author Niko Partanen author Jack Rueter author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication hamalainen-etal-2021-detecting 10.18653/v1/2021.wnut-1.3 https://aclanthology.org/2021.wnut-1.3/ 2021-11 20 25 Keyphrase Extraction with Incomplete Annotated Training Data Yanfei Lei author Chunming Hu author Guanghui Ma author Richong Zhang author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication lei-etal-2021-keyphrase 10.18653/v1/2021.wnut-1.4 https://aclanthology.org/2021.wnut-1.4/ 2021-11 26 34 Fine-grained Temporal Relation Extraction with Ordered-Neuron LSTM and Graph Convolutional Networks Minh Tran Phu author Minh Van Nguyen author Thien Huu Nguyen author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication tran-phu-etal-2021-fine 10.18653/v1/2021.wnut-1.5 https://aclanthology.org/2021.wnut-1.5/ 2021-11 35 45 Does It Happen? 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Mengyi Gao author Canran Xu author Peng Shi author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication gao-etal-2021-hierarchical 10.18653/v1/2021.wnut-1.13 https://aclanthology.org/2021.wnut-1.13/ 2021-11 106 113 Common Sense Bias in Semantic Role Labeling Heather Lent author Anders Søgaard author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication lent-sogaard-2021-common 10.18653/v1/2021.wnut-1.14 https://aclanthology.org/2021.wnut-1.14/ 2021-11 114 119 PoliWAM: An Exploration of a Large Scale Corpus of Political Discussions on WhatsApp Messenger Vivek Srivastava author Mayank Singh author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication srivastava-singh-2021-poliwam 10.18653/v1/2021.wnut-1.15 https://aclanthology.org/2021.wnut-1.15/ 2021-11 120 130 ParsTwiNER: A Corpus for Named Entity Recognition at Informal Persian MohammadMahdi Aghajani author AliAkbar Badri author Hamid Beigy author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication aghajani-etal-2021-parstwiner 10.18653/v1/2021.wnut-1.16 https://aclanthology.org/2021.wnut-1.16/ 2021-11 131 136 DreamDrug - A crowdsourced NER dataset for detecting drugs in darknet markets Johannes Bogensperger author Sven Schlarb author Allan Hanbury author Gábor Recski author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication bogensperger-etal-2021-dreamdrug 10.18653/v1/2021.wnut-1.17 https://aclanthology.org/2021.wnut-1.17/ 2021-11 137 157 Comparing Grammatical Theories of Code-Mixing Adithya Pratapa author Monojit Choudhury author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication pratapa-choudhury-2021-comparing 10.18653/v1/2021.wnut-1.18 https://aclanthology.org/2021.wnut-1.18/ 2021-11 158 167 Improving Punctuation Restoration for Speech Transcripts via External Data Xue-Yong Fu author Cheng Chen author Md Tahmid Rahman Laskar author Shashi Bhushan author Simon Corston-Oliver author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication fu-etal-2021-improving 10.18653/v1/2021.wnut-1.19 https://aclanthology.org/2021.wnut-1.19/ 2021-11 168 174 Learning to Rank Question Answer Pairs with Bilateral Contrastive Data Augmentation Yang Deng author Wenxuan Zhang author Wai Lam author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication deng-etal-2021-learning 10.18653/v1/2021.wnut-1.20 https://aclanthology.org/2021.wnut-1.20/ 2021-11 175 181 Mitigation of Diachronic Bias in Fake News Detection Dataset Taichi Murayama author Shoko Wakamiya author Eiji Aramaki author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication murayama-etal-2021-mitigation 10.18653/v1/2021.wnut-1.21 https://aclanthology.org/2021.wnut-1.21/ 2021-11 182 188 Understanding the Impact of UGC Specificities on Translation Quality José Carlos Rosales Núñez author Djamé Seddah author Guillaume Wisniewski author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication rosales-nunez-etal-2021-understanding 10.18653/v1/2021.wnut-1.22 https://aclanthology.org/2021.wnut-1.22/ 2021-11 189 198 Noisy UGC Translation at the Character Level: Revisiting Open-Vocabulary Capabilities and Robustness of Char-Based Models José Carlos Rosales Núñez author Guillaume Wisniewski author Djamé Seddah author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication rosales-nunez-etal-2021-noisy 10.18653/v1/2021.wnut-1.23 https://aclanthology.org/2021.wnut-1.23/ 2021-11 199 211 Changes in Twitter geolocations: Insights and suggestions for future usage Anna Kruspe author Matthias Häberle author Eike J Hoffmann author Samyo Rode-Hasinger author Karam Abdulahhad author Xiao Xiang Zhu author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication kruspe-etal-2021-changes 10.18653/v1/2021.wnut-1.24 https://aclanthology.org/2021.wnut-1.24/ 2021-11 212 221 ConQuest: Contextual Question Paraphrasing through Answer-Aware Synthetic Question Generation Mostafa Mirshekari author Jing Gu author Aaron Sisto author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication mirshekari-etal-2021-conquest 10.18653/v1/2021.wnut-1.25 https://aclanthology.org/2021.wnut-1.25/ 2021-11 222 229 NADE: A Benchmark for Robust Adverse Drug Events Extraction in Face of Negations Simone Scaboro author Beatrice Portelli author Emmanuele Chersoni author Enrico Santus author Giuseppe Serra author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication scaboro-etal-2021-nade 10.18653/v1/2021.wnut-1.26 https://aclanthology.org/2021.wnut-1.26/ 2021-11 230 237 SpanAlign: Efficient Sequence Tagging Annotation Projection into Translated Data applied to Cross-Lingual Opinion Mining Léo Jacqmin author Gabriel Marzinotto author Justyna Gromada author Ewelina Szczekocka author Robert Kołodyński author Géraldine Damnati author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication jacqmin-etal-2021-spanalign 10.18653/v1/2021.wnut-1.27 https://aclanthology.org/2021.wnut-1.27/ 2021-11 238 248 A Novel Framework for Detecting Important Subevents from Crisis Events via Dynamic Semantic Graphs Evangelia Spiliopoulou author Tanay Kumar Saha author Joel Tetreault author Alejandro Jaimes author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference 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Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication clark-etal-2021-integrating 10.18653/v1/2021.wnut-1.34 https://aclanthology.org/2021.wnut-1.34/ 2021-11 304 312 Detecting Cross-Geographic Biases in Toxicity Modeling on Social Media Sayan Ghosh author Dylan Baker author David Jurgens author Vinodkumar Prabhakaran author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication ghosh-etal-2021-detecting 10.18653/v1/2021.wnut-1.35 https://aclanthology.org/2021.wnut-1.35/ 2021-11 313 328 Detection of Puffery on the English Wikipedia Amanda Bertsch author Steven Bethard author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor 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396 409 The Korean Morphologically Tight-Fitting Tokenizer for Noisy User-Generated Texts Sangah Lee author Hyopil Shin author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication lee-shin-2021-korean 10.18653/v1/2021.wnut-1.45 https://aclanthology.org/2021.wnut-1.45/ 2021-11 410 416 Character Transformations for Non-Autoregressive GEC Tagging Milan Straka author Jakub Náplava author Jana Straková author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication straka-etal-2021-character 10.18653/v1/2021.wnut-1.46 https://aclanthology.org/2021.wnut-1.46/ 2021-11 417 422 Can Character-based Language Models Improve Downstream Task 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Yo Ehara author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication ehara-2021-extent-lexical 10.18653/v1/2021.wnut-1.50 https://aclanthology.org/2021.wnut-1.50/ 2021-11 451 456 Multilingual Sequence Labeling Approach to solve Lexical Normalization Divesh Kubal author Apurva Nagvenkar author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication kubal-nagvenkar-2021-multilingual 10.18653/v1/2021.wnut-1.51 https://aclanthology.org/2021.wnut-1.51/ 2021-11 457 464 Sesame Street to Mount Sinai: BERT-constrained character-level Moses models for multilingual lexical normalization Yves Scherrer author Nikola Ljubešić author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication scherrer-ljubesic-2021-sesame 10.18653/v1/2021.wnut-1.52 https://aclanthology.org/2021.wnut-1.52/ 2021-11 465 472 Sequence-to-Sequence Lexical Normalization with Multilingual Transformers Ana-Maria Bucur author Adrian Cosma author Liviu P Dinu author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication bucur-etal-2021-sequence 10.18653/v1/2021.wnut-1.53 https://aclanthology.org/2021.wnut-1.53/ 2021-11 473 482 ÚFAL at MultiLexNorm 2021: Improving Multilingual Lexical Normalization by Fine-tuning ByT5 David Samuel author Milan Straka author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication samuel-straka-2021-ufal 10.18653/v1/2021.wnut-1.54 https://aclanthology.org/2021.wnut-1.54/ 2021-11 483 492 MultiLexNorm: A Shared Task on Multilingual Lexical Normalization Rob van der Goot author Alan Ramponi author Arkaitz Zubiaga author Barbara Plank author Benjamin Muller author Iñaki San Vicente Roncal author Nikola Ljubešić author Özlem Çetinoğlu author Rahmad Mahendra author Talha Çolakoğlu author Timothy Baldwin author Tommaso Caselli author Wladimir Sidorenko author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication van-der-goot-etal-2021-multilexnorm 10.18653/v1/2021.wnut-1.55 https://aclanthology.org/2021.wnut-1.55/ 2021-11 493 509 CL-MoNoise: Cross-lingual Lexical Normalization Rob van der Goot author 2021-11 text Proceedings of the Seventh Workshop on Noisy User-generated Text (W-NUT 2021) Wei Xu editor Alan Ritter editor Tim Baldwin editor Afshin Rahimi editor Association for Computational Linguistics Online conference publication van-der-goot-2021-cl 10.18653/v1/2021.wnut-1.56 https://aclanthology.org/2021.wnut-1.56/ 2021-11 510 514