Helen Z. Margetts

Publication Activity (10 Years)

Years Active: 1993-2024
Publications (10 Years): 24

Top Topics

Polarity Classification

Top Venues

Publications

Leonardo Castro-Gonzalez, Sukankana Chakraborty, Helen Z. Margetts, Hardik Rajpal, Daniele Guariso, Jonathan Bright
Who is driving the conversation? Analysing the nodality of British MPs and journalists on Twitter. CoRR (2024)
Tvesha Sippy, Florence Enock, Jonathan Bright, Helen Z. Margetts
Behind the Deepfake: 8% Create; 90% Concerned. Surveying public exposure to and perceptions of deepfakes in the UK. CoRR (2024)
Florence E. Enock, Francesca Stevens, Jonathan Bright, Miranda Cross, Pica Johansson, Judy Wajcman, Helen Z. Margetts
Understanding gender differences in experiences and concerns surrounding online harms: A short report on a nationally representative survey of UK adults. CoRR (2024)
Vincent J. Straub, Youmna Hashem, Jonathan Bright, Satyam Bhagwanani, Deborah Morgan, John Francis, Saba Esnaashari, Helen Z. Margetts
AI for bureaucratic productivity: Measuring the potential of AI to help automate 143 million UK government transactions. CoRR (2024)
Francesca Stevens, Florence E. Enock, Tvesha Sippy, Jonathan Bright, Miranda Cross, Pica Johansson, Judy Wajcman, Helen Z. Margetts
Women are less comfortable expressing opinions online than men and report heightened fears for safety: Surveying gender differences in experiences of online harms. CoRR (2024)
Jonathan Bright, Florence E. Enock, Pica Johansson, Helen Z. Margetts, Francesca Stevens
Understanding engagement with platform safety technology for reducing exposure to online harms. CoRR (2024)
Kobi Hackenburg, Ben M. Tappin, Paul Röttger, Scott Hale, Jonathan Bright, Helen Z. Margetts
Evidence of a log scaling law for political persuasion with large language models. CoRR (2024)
Vincent J. Straub, Deborah Morgan, Jonathan Bright, Helen Z. Margetts
Artificial intelligence in government: Concepts, standards, and a unified framework. Gov. Inf. Q. 40 (4) (2023)
Vincent J. Straub, Deborah Morgan, Jonathan Bright, Helen Z. Margetts
Artificial intelligence in government: Concepts, standards, and a unified framework. J. Grid Comput. 21 (4) (2023)
Vincent J. Straub, Deborah Morgan, Jonathan Bright, Helen Z. Margetts
Artificial intelligence in government: Concepts, standards, and a unified framework. CoRR (2022)
Pica Johansson, Florence Enock, Scott A. Hale, Bertie Vidgen, Cassidy Bereskin, Helen Z. Margetts, Jonathan Bright
How can we combat online misinformation? A systematic overview of current interventions and their efficacy. CoRR (2022)
Ella Guest, Bertie Vidgen, Alexandros Mittos, Nishanth Sastry, Gareth Tyson, Helen Z. Margetts
An Expert Annotated Dataset for the Detection of Online Misogyny. EACL (2021)
Paul Röttger, Bertie Vidgen, Dong Nguyen, Zeerak Waseem, Helen Z. Margetts, Janet B. Pierrehumbert
HateCheck: Functional Tests for Hate Speech Detection Models. ACL/IJCNLP (1) (2021)
Bertie Vidgen, Dong Nguyen, Helen Z. Margetts, Patricia Rossini, Rebekah Tromble
Introducing CAD: the Contextual Abuse Dataset. NAACL-HLT (2021)
Peter Cihon, Taha Yasseri, Scott A. Hale, Helen Z. Margetts
Tweeting for the Cause: Network analysis of UK petition sharing. CoRR (2021)
Laila Sprejer, Helen Z. Margetts, Kleber Oliveira, David O'Sullivan, Bertie Vidgen
An influencer-based approach to understanding radical right viral tweets. CoRR (2021)
Bertie Vidgen, Austin Botelho, David A. Broniatowski, Ella Guest, Matthew Hall, Helen Z. Margetts, Rebekah Tromble, Zeerak Waseem, Scott A. Hale
Detecting East Asian Prejudice on Social Media. CoRR (2020)
Bertie Vidgen, Scott A. Hale, Ella Guest, Helen Z. Margetts, David A. Broniatowski, Zeerak Waseem, Austin Botelho, Matthew Hall, Rebekah Tromble
Detecting East Asian Prejudice on Social Media. WOAH (2020)
Paul Röttger, Bertram Vidgen, Dong Nguyen, Zeerak Waseem, Helen Z. Margetts, Janet B. Pierrehumbert
HateCheck: Functional Tests for Hate Speech Detection Models. CoRR (2020)
Bertie Vidgen, Taha Yasseri, Helen Z. Margetts
Trajectories of Islamophobic hate amongst far right actors on Twitter. CoRR (2019)
Chico Q. Camargo, Scott A. Hale, Peter John, Helen Z. Margetts
Volatility in the Issue Attention Economy. CoRR (2018)
Jonathan Bright, Scott A. Hale, Bharath Ganesh, Andrew Bulovsky, Helen Z. Margetts, Phil Howard
Does Campaigning on Social Media Make a Difference? Evidence from candidate use of Twitter during the 2015 and 2017 UK Elections. CoRR (2017)
Taha Yasseri, Scott A. Hale, Helen Z. Margetts
Rapid rise and decay in petition signing. EPJ Data Sci. 6 (1) (2017)
Helen Z. Margetts
Understanding political turbulence: the data science of politics. WebSci (2016)
Scott A. Hale, Peter John, Helen Z. Margetts, Taha Yasseri
Investigating Political Participation and Social Information Using Big Data and a Natural Experiment. CoRR (2014)
Scott A. Hale, Taha Yasseri, Josh Cowls, Eric T. Meyer, Ralph Schroeder, Helen Z. Margetts
Mapping the UK webspace: fifteen years of british universities on the web. WebSci (2014)
Scott A. Hale, Taha Yasseri, Josh Cowls, Eric T. Meyer, Ralph Schroeder, Helen Z. Margetts
Mapping the UK Webspace: Fifteen Years of British Universities on the Web. CoRR (2014)
Scott A. Hale, Helen Z. Margetts, Taha Yasseri
Petition Growth and Success Rates on the UK No. 10 Downing Street Website CoRR (2013)
Taha Yasseri, Scott A. Hale, Helen Z. Margetts
Modeling the Rise in Internet-based Petitions. CoRR (2013)
Scott A. Hale, Helen Z. Margetts, Taha Yasseri
Petition growth and success rates on the UK No. 10 Downing Street website. WebSci (2013)
Helen Z. Margetts, Peter John, Scott A. Hale, Stéphane Reissfelder
Leadership without Leaders? Starters and Followers in Online Collective Action. CoRR (2013)
Vaclav Petricek, Tobias Escher, Ingemar J. Cox, Helen Z. Margetts
The web structure of e-government - developing a methodology for quantitative evaluation. WWW (2006)
Helen Z. Margetts
Smartening up to risk in electronic government. Inf. Polity 10 (1-2) (2005)
Leslie P. Willcocks, Helen Z. Margetts
Risk assessment and information systems. ECIS (1993)
Helen Z. Margetts
Computerization and Controversy: Value Conflicts and Social Choices. J. Inf. Technol. 8 (3) (1993)