Multimodal Argumentative Fallacy Classification in Political Debates
Warale Avinash Kalyan, Siddharth Pagaria, Chaitra V, Spoorthi H G
Abstract
Argumentative fallacy classification plays a crucial role in improving discourse quality by identifying flawed reasoning that may mislead or manipulate audiences. While traditional approaches have primarily relied on textual analysis, they often overlook paralinguistic cues such as intonation and prosody that are present in speech. In this study, we explore how multimodal analysis, in which we combine textual and audio features, can enhance fallacy classification in political debates. We develop and evaluate text-only, audio-only, and multimodal models using the MM-USED-fallacy dataset to assess the contribution of each modality. Our findings indicate that the multimodal model, which integrates linguistic and acoustic signals, outperforms unimodal systems, underscoring the potential of multimodal approaches in capturing complex argumentative structures.- Anthology ID:
- 2025.argmining-1.37
- 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:
- 374–380
- Language:
- URL:
- https://preview.aclanthology.org/display_plenaries/2025.argmining-1.37/
- DOI:
- Cite (ACL):
- Warale Avinash Kalyan, Siddharth Pagaria, Chaitra V, and Spoorthi H G. 2025. Multimodal Argumentative Fallacy Classification in Political Debates. In Proceedings of the 12th Argument mining Workshop, pages 374–380, Vienna, Austria. Association for Computational Linguistics.
- Cite (Informal):
- Multimodal Argumentative Fallacy Classification in Political Debates (Kalyan et al., ArgMining 2025)
- PDF:
- https://preview.aclanthology.org/display_plenaries/2025.argmining-1.37.pdf