Workshop Proceedings of the 19th International AAAI Conference on Web and Social Media

Workshop: CySoc 2025: 6th International Workshop on Cyber Social Threats

DOI: 10.36190/2025.12

Published: 2025-06-05
Evaluating Counter-Argument Strategies for Logical Fallacies: An Agent-Based Analysis of Persuasiveness and Polarization
Keisuke Toyoda, Tomoki Fukuma, Koki Noda, Kyosuke Kambe, Yu Masubuchi, Hiroshi Someda, Fujio Toriumi

Misinformation on social media often involves logical fallacies, challenging traditional fact-checking methods and increasing demand for collective correction approaches like Community Notes. This study uses large language model (LLM)-based agent simulations to analyze the effectiveness of various counter-argument strategies against logical fallacies and the polarization induced by evaluator's stance. We evaluated 10 CALSA-based rebuttal patterns against 13 common logical fallacies using independent and misinformation-aligned simulated agents. Results indicate that the "No Evidence" strategy w...