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Jiakai Tang

4 accepted papers

2025

Expectation Confirmation Preference Optimization for Multi-Turn Conversational Recommendation Agent

ACL 2025finding

Recent advancements in Large Language Models (LLMs) have significantly propelled the development of Conversational Recommendation Agents (CRAs). However, these agents often generate short-sighted responses that fail to sustain user guidance and meet expectations. Although preference optimization has…

2025

GenSim: A General Social Simulation Platform with Large Language Model based Agents

NAACL 2025system demonstrations

With the rapid advancement of large language models (LLMs), recent years have witnessed many promising studies on leveraging LLM-based agents to simulate human social behavior. While prior work has demonstrated significant potential across various domains, much of it has focused on specific scenario…

2025

Improving Retrospective Language Agents via Joint Policy Gradient Optimization

NAACL 2025long

In recent research advancements within the community, large language models (LLMs) have sparked great interest in creating autonomous agents. However, current prompt-based agents often heavily rely on large-scale LLMs. Meanwhile, although fine-tuning methods significantly enhance the capabilities of…

Cited by 1SourcePDFScholar
2025

KAPA: A Deliberative Agent Framework with Tree-Structured Knowledge Base for Multi-Domain User Intent Understanding

ACL 2025finding

Dialogue assistants have become ubiquitous in modern applications, fundamentally reshaping human daily communication patterns and information access behaviors. In real-world conversational interactions, however, user queries are often volatile, ambiguous, and diverse, making it difficult accurately…

Cited by 0SourcePDFScholar