activity
20242026
collaborators

6 papers

cs.LG2026

Efficient Tail-Aware Generative Optimization via Flow Model Fine-Tuning

Zifan Wang, Riccardo De Santi, Xiaoyu Mo +3

Fine-tuning pre-trained diffusion and flow models to optimize downstream utilities is central to real-world deployment. Existing entropy-regularized methods primarily maximize expe…

cs.LG2026

Adaptive Milestone Reward for GUI Agents

Congmin Zheng, Xiaoyun Mo, Xinbei Ma +10

Reinforcement Learning (RL) has emerged as a mainstream paradigm for training Mobile GUI Agents, yet it struggles with the temporal credit assignment problem inherent in long-horiz…

cs.MA2025

ColorAgent: Building A Robust, Personalized, and Interactive OS Agent

Ning Li, Qiqiang Lin, Zheng Wu +19

With the advancements in hardware, software, and large language model technologies, the interaction between humans and operating systems has evolved from the command-line interface…

cs.CL2025

HammerBench: Fine-Grained Function-Calling Evaluation in Real Mobile Device Scenarios

Jun Wang, Jiamu Zhou, Muning Wen +7

Evaluating the performance of LLMs in multi-turn human-agent interactions presents significant challenges, particularly due to the complexity and variability of user behavior. In t…

cs.CL2024

P3: A Policy-Driven, Pace-Adaptive, and Diversity-Promoted Framework for data pruning in LLM Training

Yingxuan Yang, Huayi Wang, Muning Wen +4

In the rapidly advancing field of Large Language Models (LLMs), effectively leveraging existing datasets during fine-tuning to maximize the model's potential is of paramount import…

cs.LG2024

Hammer: Robust Function-Calling for On-Device Language Models via Function Masking

Qiqiang Lin, Muning Wen, Qiuying Peng +8

Large language models have demonstrated impressive value in performing as autonomous agents when equipped with external tools and API calls. Nonetheless, effectively harnessing the…