collaborators

5 papers

cs.LG2026

Enabling Agents to Communicate Entirely in Latent Space

Zhuoyun Du, Runze Wang, Huiyu Bai +6

While natural language is the de facto communication medium for LLM-based agents, it presents a fundamental constraint. The process of downsampling rich, internal latent states int…

cs.AI2026

Learning to Evolve: A Self-Improving Framework for Multi-Agent Systems via Textual Parameter Graph Optimization

Shan He, Runze Wang, Zhuoyun Du +4

Designing and optimizing multi-agent systems (MAS) is a complex, labor-intensive process of "Agent Engineering." Existing automatic optimization methods, primarily focused on flat…

cs.CL2025

Online-PVLM: Advancing Personalized VLMs with Online Concept Learning

Huiyu Bai, Runze Wang, Zhuoyun Du +6

Personalized Visual Language Models (VLMs) are gaining increasing attention for their formidable ability in user-specific concepts aligned interactions (e.g., identifying a user's…

cs.AI2025

GEM: Generative Entropy-Guided Preference Modeling for Few-shot Alignment of LLMs

Yiyang Zhao, Huiyu Bai, Xuejiao Zhao

Alignment of large language models (LLMs) with human preferences typically relies on supervised reward models or external judges that demand abundant annotations. However, in field…

cs.LG2025

GFRIEND: Generative Few-shot Reward Inference through EfficieNt DPO

Yiyang Zhao, Huiyu Bai, Xuejiao Zhao

The ability to train high-performing reward models with few-shot data is critical for enhancing the efficiency and scalability of Reinforcement Learning from Human Feedback (RLHF).…