MADS: Multi-Agent Dialogue Simulation for Diverse Persuasion Data Generation

Mingjin Li, Yu Liu, Huayi Liu, Xiang Ye, Chao Jiang, Hongguang Zhang, Yu Ruan


Abstract
We propose MADS (Multi-Agent Dialogue Simulation), a scalable framework for generating persuasive multi-turn dialogues via agent self-play. MADS employs three coordinated agents: User Agents designed to simulate diverse persona-driven behaviors by leveraging personality signifiers such as Zodiac Signs and MBTI types, a Dialog Agent executing task-oriented persuasion strategies and an Optimization Agent evaluating and refining dialogue outcomes. We further validate its effectiveness through users’ Chain-of-Attitude (CoA) modeling and dedicated LLMs’ persuasion assessment. This approach enables low-cost generation of training data without human annotation, addressing key industry challenges such as lack of user data, cold-start evaluation difficulties, and prompt inefficiency. Applied to a real-world marketing scenario, MADS significantly improved the persuasion capacity of small LLMs, increasing the organic traffic conversion rate by 22.4% (from 1.83% to 2.24%) , demonstrating clear business value.
Anthology ID:
2025.emnlp-industry.26
Volume:
Proceedings of the 2025 Conference on Empirical Methods in Natural Language Processing: Industry Track
Month:
November
Year:
2025
Address:
Suzhou (China)
Editors:
Saloni Potdar, Lina Rojas-Barahona, Sebastien Montella
Venue:
EMNLP
SIG:
Publisher:
Association for Computational Linguistics
Note:
Pages:
399–415
Language:
URL:
https://aclanthology.org/2025.emnlp-industry.26/
DOI:
Bibkey:
Cite (ACL):
Mingjin Li, Yu Liu, Huayi Liu, Xiang Ye, Chao Jiang, Hongguang Zhang, and Yu Ruan. 2025. MADS: Multi-Agent Dialogue Simulation for Diverse Persuasion Data Generation. In Proceedings of the 2025 Conference on Empirical Methods in Natural Language Processing: Industry Track, pages 399–415, Suzhou (China). Association for Computational Linguistics.
Cite (Informal):
MADS: Multi-Agent Dialogue Simulation for Diverse Persuasion Data Generation (Li et al., EMNLP 2025)
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PDF:
https://aclanthology.org/2025.emnlp-industry.26.pdf