Leveraging Context for Multimodal Fallacy Classification in Political Debates

Alessio Pittiglio


Abstract
In this paper, we present our submission to the MM-ArgFallacy2025 shared task, which aims to advance research in multimodal argument mining, focusing on logical fallacies in political debates. Our approach uses pretrained Transformer-based models and proposes several ways to leverage context. In the fallacy classification subtask, our models achieved macro F1-scores of 0.4444 (text), 0.3559 (audio), and 0.4403 (multimodal). Our multimodal model showed performance comparable to the text-only model, suggesting potential for improvements.
Anthology ID:
2025.argmining-1.39
Volume:
Proceedings of the 12th Argument mining Workshop
Month:
July
Year:
2025
Address:
Vienna, Austria
Editors:
Elena Chistova, Philipp Cimiano, Shohreh Haddadan, Gabriella Lapesa, Ramon Ruiz-Dolz
Venues:
ArgMining | WS
SIG:
Publisher:
Association for Computational Linguistics
Note:
Pages:
388–397
Language:
URL:
https://preview.aclanthology.org/display_plenaries/2025.argmining-1.39/
DOI:
Bibkey:
Cite (ACL):
Alessio Pittiglio. 2025. Leveraging Context for Multimodal Fallacy Classification in Political Debates. In Proceedings of the 12th Argument mining Workshop, pages 388–397, Vienna, Austria. Association for Computational Linguistics.
Cite (Informal):
Leveraging Context for Multimodal Fallacy Classification in Political Debates (Pittiglio, ArgMining 2025)
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PDF:
https://preview.aclanthology.org/display_plenaries/2025.argmining-1.39.pdf