collaborators

10 papers

cs.CL2026

Towards Root Memories: Benchmarking and Enhancing Implicit Logical Memory Retrieval for Personalized LLMs

Hongxun Ding, Xiang Yu, Chengbing Wang +4

Memory systems are essential for personalized Large Language Models (LLMs). However, existing retrieval methods in these systems primarily rely on semantic similarity, potentially…

cs.CL2026

From Empathy to Personalized Empathy: Adapting Empathetic Strategies to Individual Users

Wuqiang Zheng, Chengbing Wang, Yilin Yang +6

As Large Language Models (LLMs) are increasingly deployed in long-term interactions with users, empathy has become an increasingly important capability. However, existing research…

cs.IR2026

Trustworthy Recommendation in the Era of Large Language Models: Opportunities and Challenges

Bohao Wang, Yu Cui, Zhenxiang Xu +13

The field of recommender systems (RS) is currently undergoing two profound paradigm shifts. From the perspective of objectives, the goal has shifted beyond mere recommendation accu…

cs.IR2026

NextQuill: Causal Preference Modeling for Enhancing LLM Personalization

Xiaoyan Zhao, Juntao You, Yang Zhang +5

Personalizing large language models (LLMs) for individual users has become increasingly important as they are progressively integrated into real-world applications to support users…

cs.CL2026

Think-While-Generating: On-the-Fly Reasoning for Personalized Long-Form Generation

Chengbing Wang, Yang Zhang, Wenjie Wang +4

Preference alignment has enabled large language models (LLMs) to better reflect human expectations, but current methods mostly optimize for population-level preferences, overlookin…

cs.CL2026

PERM: Psychology-grounded Empathetic Reward Modeling for Large Language Models

Chengbing Wang, Wuqiang Zheng, Yang Zhang +5

Large Language Models (LLMs) are increasingly deployed in human-centric applications, yet they often fail to provide substantive emotional support. While Reinforcement Learning (RL…