activity
20152022
most citedDiscourse-Aware Rumour Stance Classification in Social Media Using Sequential Classifiers

151 citations · 325 across the 11 of their papers we have counts for

collaborators

23 papers

cs.CL20221 cited

On the Impact of Temporal Concept Drift on Model Explanations

Zhixue Zhao, George Chrysostomou, Kalina Bontcheva +1

Explanation faithfulness of model predictions in natural language processing is typically evaluated on held-out data from the same temporal distribution as the training data (i.e.…

cs.CL2020

Toxic Language Detection in Social Media for Brazilian Portuguese: New Dataset and Multilingual Analysis

João A. Leite, Diego F. Silva, Kalina Bontcheva +1

Hate speech and toxic comments are a common concern of social media platform users. Although these comments are, fortunately, the minority in these platforms, they are still capabl…

cs.CL2020

Measuring What Counts: The case of Rumour Stance Classification

Carolina Scarton, Diego F. Silva, Kalina Bontcheva

Stance classification can be a powerful tool for understanding whether and which users believe in online rumours. The task aims to automatically predict the stance of replies towar…

cs.CY20202 cited

MP Twitter Abuse in the Age of COVID-19: White Paper

Genevieve Gorrell, Tracie Farrell, Kalina Bontcheva

As COVID-19 sweeps the globe, outcomes depend on effective relationships between the public and decision-makers. In the UK there were uncivil tweets to MPs about perceived UK tardi…

cs.LG2020

Classification Aware Neural Topic Model and its Application on a New COVID-19 Disinformation Corpus

Xingyi Song, Johann Petrak, Ye Jiang +3

The explosion of disinformation accompanying the COVID-19 pandemic has overloaded fact-checkers and media worldwide, and brought a new major challenge to government responses world…

cs.CL202015 cited

Towards an Interoperable Ecosystem of AI and LT Platforms: A Roadmap for the Implementation of Different Levels of Interoperability

Georg Rehm, Dimitrios Galanis, Penny Labropoulou +21

With regard to the wider area of AI/LT platform interoperability, we concentrate on two core aspects: (1) cross-platform search and discovery of resources and services; (2) composi…