no code implementations • EMNLP (NLP+CSS) 2020 • Bertie Vidgen, Scott Hale, Sam Staton, Tom Melham, Helen Margetts, Ohad Kammar, Marcin Szymczak
We investigate the use of machine learning classifiers for detecting online abuse in empirical research.
1 code implementation • 20 Jun 2024 • Kobi Hackenburg, Ben M. Tappin, Paul Röttger, Scott Hale, Jonathan Bright, Helen Margetts
Large language models can now generate political messages as persuasive as those written by humans, raising concerns about how far this persuasiveness may continue to increase with model size.
no code implementations • 18 Mar 2024 • Vincent J. Straub, Youmna Hashem, Jonathan Bright, Satyam Bhagwanani, Deborah Morgan, John Francis, Saba Esnaashari, Helen Margetts
We estimate that UK central government conducts approximately one billion citizen-facing transactions per year in the provision of around 400 services, of which approximately 143 million are complex repetitive transactions.
1 code implementation • 31 Oct 2022 • Vincent J. Straub, Deborah Morgan, Jonathan Bright, Helen Margetts
Recent advances in artificial intelligence (AI), especially in generative language modelling, hold the promise of transforming government.
no code implementations • 15 Sep 2021 • Laila Sprejer, Helen Margetts, Kleber Oliveira, David O'Sullivan, Bertie Vidgen
We show that it is crucial to account for the influencer-level structure, and find evidence of the importance of both influencer- and content-level factors, including the number of followers each influencer has, the type of content (original posts, quotes and replies), the length and toxicity of content, and whether influencers request retweets.
1 code implementation • NAACL 2021 • Bertie Vidgen, Dong Nguyen, Helen Margetts, Patricia Rossini, Rebekah Tromble
Online abuse can inflict harm on users and communities, making online spaces unsafe and toxic.
1 code implementation • EACL 2021 • Ella Guest, Bertie Vidgen, Alexandros Mittos, Nishanth Sastry, Gareth Tyson, Helen Margetts
Online misogyny is a pernicious social problem that risks making online platforms toxic and unwelcoming to women.
3 code implementations • ACL 2021 • Paul Röttger, Bertram Vidgen, Dong Nguyen, Zeerak Waseem, Helen Margetts, Janet B. Pierrehumbert
Detecting online hate is a difficult task that even state-of-the-art models struggle with.
4 code implementations • EMNLP (ALW) 2020 • Bertie Vidgen, Austin Botelho, David Broniatowski, Ella Guest, Matthew Hall, Helen Margetts, Rebekah Tromble, Zeerak Waseem, Scott Hale
The outbreak of COVID-19 has transformed societies across the world as governments tackle the health, economic and social costs of the pandemic.
no code implementations • 13 Oct 2019 • Bertie Vidgen, Taha Yasseri, Helen Margetts
Far-right actors are often purveyors of Islamophobic hate speech online, using social media to spread divisive and prejudiced messages which can stir up intergroup tensions and conflict.
Social and Information Networks Computers and Society Physics and Society Applications
1 code implementation • WS 2019 • Bertie Vidgen, Alex Harris, Dong Nguyen, Rebekah Tromble, Scott Hale, Helen Margetts
Online abusive content detection is an inherently difficult task.