collaborators

5 papers

cs.AI2026

Diagnosing Task Insensitivity in Language Agents

Jingyu Liu, Xiaopeng Wu, Kehan Chen +2

Large language models can serve as capable long-horizon agents, but their out-of-distribution (OOD) generalization remains weak. We identify a key source of this failure as task in…

cs.AI2026

DARA: Few-shot Budget Allocation in Online Advertising via In-Context Decision Making with RL-Finetuned LLMs

Mingxuan Song, Yusen Huo, Bohan Zhou +5

Optimizing the advertiser's cumulative value of winning impressions under budget constraints poses a complex challenge in online advertising, under the paradigm of AI-Generated Bid…

cs.AI2026

Gradient Coupling: The Hidden Barrier to Generalization in Agentic Reinforcement Learning

Jingyu Liu, Xiaopeng Wu, Jingquan Peng +4

Reinforcement learning (RL) is a dominant paradigm for training autonomous agents, yet these agents often exhibit poor generalization, failing to adapt to scenarios not seen during…

cs.CL2025

Mem-PAL: Towards Memory-based Personalized Dialogue Assistants for Long-term User-Agent Interaction

Zhaopei Huang, Qifeng Dai, Guozheng Wu +7

With the rise of smart personal devices, service-oriented human-agent interactions have become increasingly prevalent. This trend highlights the need for personalized dialogue assi…

cs.AI2025

LEGO Co-builder: Exploring Fine-Grained Vision-Language Modeling for Multimodal LEGO Assembly Assistants

Haochen Huang, Jiahuan Pei, Yue Su +11

Vision-language models (VLMs) are facing the challenges of understanding and following multimodal assembly instructions, particularly when fine-grained spatial reasoning and precis…