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Xueyang Feng

6 accepted papers

2025

Enhancing Recommendation Explanations through User-Centric Refinement

EMNLP 2025

Generating natural language explanations for recommendations has become increasingly important in recommender systems. Traditional approaches typically treat user reviews as ground truth for explanations and focus on improving review prediction accuracy by designing various model architectures. Howe

Cited by 0SourcePDFScholar
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

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
2024

Large Language Model-based Human-Agent Collaboration for Complex Task Solving

EMNLP 2024finding

In recent developments within the research community, the integration of Large Language Models (LLMs) in creating fully autonomous agents has garnered significant interest. Despite this, LLM-based agents frequently demonstrate notable shortcomings in adjusting to dynamic environments and fully grasp…

2024

Reflective Multi-Agent Collaboration based on Large Language Models

NeurIPS 2024poster

Benefiting from the powerful language expression and planning capabilities of Large Language Models (LLMs), LLM-based autonomous agents have achieved promising performance in various downstream tasks. Recently, based on the development of single-agent systems, researchers propose to construct LLM-ba…

Cited by 4SourcePDFScholar