Freddy Heppell

Journal articles

• Razuvayevskaya O, Wu B, Leite JA, Heppell F, Srba I, Scarton C, Bontcheva K & Song X (2024) Comparison between parameter-efficient techniques and full fine-tuning: a case study on multilingual news article classification. PLoS ONE, 19(5). View this article in WRRO

Conference proceedings papers

• Wu B, Razuvayevskaya O, Heppell F, Leite JA, Scarton C, Bontcheva K & Song X (2023) SheffieldVeraAI at SemEval-2023 Task 3: Mono and Multilingual Approaches for News Genre, Topic and Persuasion Technique Classification. Proceedings of the The 17th International Workshop on Semantic Evaluation (SemEval-2023), July 2023 - July 2023.
• Mu Y, Jiang Y, Heppell F, Singh I, Scarton C, Bontcheva K & Song X (2023) A Large-Scale Comparative Study of Accurate COVID-19 Information versus Misinformation.. CoRR, Vol. abs/2304.04811
• Heppell F, Bontcheva K & Scarton C (2023) Analysing State-Backed Propaganda Websites: a New Dataset and Linguistic Study. Proceedings of the 2023 Conference on Empirical Methods in Natural Language Processing, December 2023 - December 2023.

Preprints

• Heppell F, Bakir ME & Bontcheva K (2024) Lying Blindly: Bypassing ChatGPT's Safeguards to Generate Hard-to-Detect Disinformation Claims at Scale, arXiv.
• Heppell F, Bontcheva K & Scarton C (2023) Analysing State-Backed Propaganda Websites: a New Dataset and Linguistic Study, arXiv.
• Razuvayevskaya O, Wu B, Leite JA, Heppell F, Srba I, Scarton C, Bontcheva K & Song X (2023) Comparison between parameter-efficient techniques and full fine-tuning: A case study on multilingual news article classification, arXiv.
• Mu Y, Jiang Y, Heppell F, Singh I, Scarton C, Bontcheva K & Song X (2023) A Large-Scale Comparative Study of Accurate COVID-19 Information versus Misinformation, arXiv.
• Wu B, Razuvayevskaya O, Heppell F, Leite JA, Scarton C, Bontcheva K & Song X (2023) SheffieldVeraAI at SemEval-2023 Task 3: Mono and multilingual approaches for news genre, topic and persuasion technique classification, arXiv.