collaborators

5 papers

cs.IR2026

APAO: Bridging the Training-Inference Gap in Generative Recommendation via Adaptive Prefix-Aware Optimization

Yuanqing Yu, Yifan Wang, Weizhi Ma +2

Generative recommendation has recently emerged as a promising paradigm for sequential recommendation. It formulates the task as an autoregressive generation process, predicting tok…

cs.CL2025

StepTool: Enhancing Multi-Step Tool Usage in LLMs via Step-Grained Reinforcement Learning

Yuanqing Yu, Zhefan Wang, Weizhi Ma +4

Despite their powerful text generation capabilities, large language models (LLMs) still struggle to effectively utilize external tools to solve complex tasks, a challenge known as…

cs.LG2025

ToolACE: Winning the Points of LLM Function Calling

Weiwen Liu, Xu Huang, Xingshan Zeng +24

Function calling significantly extends the application boundary of large language models, where high-quality and diverse training data is critical for unlocking this capability. Ho…

cs.IR2025

AgentRecBench: Benchmarking LLM Agent-based Personalized Recommender Systems

Yu Shang, Peijie Liu, Yuwei Yan +9

The emergence of agentic recommender systems powered by Large Language Models (LLMs) represents a paradigm shift in personalized recommendations, leveraging LLMs' advanced reasonin…

cs.IR2025

SPRec: Self-Play to Debias LLM-based Recommendation

Chongming Gao, Ruijun Chen, Shuai Yuan +3

Large language models (LLMs) have attracted significant attention in recommendation systems. Current work primarily applies supervised fine-tuning (SFT) to adapt the model for reco…