activity
20242026
most citedReinforced Preference Optimization for Recommendation

2 citations · 3 across the 14 of their papers we have counts for

collaborators

15 papers

cs.AI2026

Skill1: Unified Evolution of Skill-Augmented Agents via Reinforcement Learning

Yaorui Shi, Yuxin Chen, Zhengxi Lu +6

A persistent skill library allows language model agents to reuse successful strategies across tasks. Maintaining such a library requires three coupled capabilities. The agent selec…

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.IR2025★ 1 cited

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★ 2 cited

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…

cs.IR2025

Fading to Grow: Growing Preference Ratios via Preference Fading Discrete Diffusion for Recommendation

Guoqing Hu, An Zhang. Shuchang Liu, Wenyu Mao +7

Recommenders aim to rank items from a discrete item corpus in line with user interests, yet suffer from extremely sparse user preference data. Recent advances in diffusion models h…

cs.CL2025

bi-GRPO: Bidirectional Optimization for Jailbreak Backdoor Injection on LLMs

Wence Ji, Jiancan Wu, Aiying Li +5

With the rapid advancement of large language models (LLMs), their robustness against adversarial manipulations, particularly jailbreak backdoor attacks, has become critically impor…

cs.CL2025

Look Back to Reason Forward: Revisitable Memory for Long-Context LLM Agents

Yaorui Shi, Yuxin Chen, Siyuan Wang +5

Large language models face challenges in long-context question answering, where key evidence of a query may be dispersed across millions of tokens. Existing works equip large langu…

cs.LG2025

Quantile Advantage Estimation: Stabilizing RLVR for LLM Reasoning

Junkang Wu, Kexin Huang, Jiancan Wu +3

Reinforcement Learning with Verifiable Rewards (RLVR) strengthens LLM reasoning, but training often oscillates between {entropy collapse} and {entropy explosion}. We trace both haz…

cs.IR2025

Denoising Neural Reranker for Recommender Systems

Wenyu Mao, Shuchang Liu, Hailan Yang +9

For multi-stage recommenders in industry, a user request would first trigger a simple and efficient retriever module that selects and ranks a list of relevant items, then the recom…

cs.MA2025

SafeSieve: From Heuristics to Experience in Progressive Pruning for LLM-based Multi-Agent Communication

Ruijia Zhang, Xinyan Zhao, Ruixiang Wang +5

LLM-based multi-agent systems exhibit strong collaborative capabilities but often suffer from redundant communication and excessive token overhead. Existing methods typically enhan…

cs.CL2025

Search and Refine During Think: Facilitating Knowledge Refinement for Improved Retrieval-Augmented Reasoning

Yaorui Shi, Sihang Li, Chang Wu +5

Large language models have demonstrated impressive reasoning capabilities but are inherently limited by their knowledge reservoir. Retrieval-augmented reasoning mitigates this limi…

cs.LG2025

SafeMLRM: Demystifying Safety in Multi-modal Large Reasoning Models

Junfeng Fang, Yukai Wang, Ruipeng Wang +5

The rapid advancement of multi-modal large reasoning models (MLRMs) -- enhanced versions of multimodal language models (MLLMs) equipped with reasoning capabilities -- has revolutio…

cs.CL2024

Neuron-Level Sequential Editing for Large Language Models

Houcheng Jiang, Junfeng Fang, Tianyu Zhang +4

This work explores sequential model editing in large language models (LLMs), a critical task that involves modifying internal knowledge within LLMs continuously through multi-round…

cs.LG2024

Text-guided Diffusion Model for 3D Molecule Generation

Yanchen Luo, Junfeng Fang, Sihang Li +5

The de novo generation of molecules with targeted properties is crucial in biology, chemistry, and drug discovery. Current generative models are limited to using single property va…

cs.CE2024

LaMP-Val: Large Language Models Empower Personalized Valuation in Auction

Jie Sun, Tianyu Zhang, Houcheng Jiang +11

Auctions are a vital economic mechanism used to determine the market value of goods or services through competitive bidding within a specific framework. However, much of the curren…