collaborators

6 papers

cs.IR2026

DynamicPO: Dynamic Preference Optimization for Recommendation

Xingyu Hu, Kai Zhang, Jiancan Wu +7

In large language model (LLM)-based recommendation systems, direct preference optimization (DPO) effectively aligns recommendations with user preferences, requiring multi-negative…

cs.MA2026

Joint Optimization of Multi-agent Memory System

Wenyu Mao, Haoyang Liu, Haosong Tan +4

Memory systems are critical for LLMs, mitigating context window limitations and supporting long-horizon user-LLM interactions. Such systems typically comprise multiple agents respo…

cs.IR2026

Fine-grained Semantics Integration for Large Language Model-based Recommendation

Jiawei Feng, Xiaoyu Kong, Leheng Sheng +8

Recent advances in Large Language Models (LLMs) have driven a shift in recommender systems from the discriminative paradigm to the LLM-based generative paradigm, where the recommen…

cs.IR2025

MiniOneRec: An Open-Source Framework for Scaling Generative Recommendation

Xiaoyu Kong, Leheng Sheng, Junfei Tan +5

The recent success of large language models (LLMs) has renewed interest in whether recommender systems can achieve similar scaling benefits. Conventional recommenders, dominated by…

cs.IR2025

Think before Recommendation: Autonomous Reasoning-enhanced Recommender

Xiaoyu Kong, Junguang Jiang, Bin Liu +6

The core task of recommender systems is to learn user preferences from historical user-item interactions. With the rapid development of large language models (LLMs), recent researc…

cs.IR2025

Reinforced Preference Optimization for Recommendation

Junfei Tan, Yuxin Chen, An Zhang +7

Recent breakthroughs in large language models (LLMs) have fundamentally shifted recommender systems from discriminative to generative paradigms, where user behavior modeling is ach…