4 papers
Provable Anytime Ensemble Sampling Algorithms in Nonlinear Contextual Bandits
Jiazheng Sun, Weixin Wang, Pan Xu
We provide a unified algorithmic framework for ensemble sampling in nonlinear contextual bandits and develop corresponding regret bounds for two most common nonlinear contextual ba…
AmbiBench: Benchmarking Mobile GUI Agents Beyond One-Shot Instructions in the Wild
Jiazheng Sun, Mingxuan Li, Yingying Zhang +11
Benchmarks are paramount for gauging progress in the domain of Mobile GUI Agents. In practical scenarios, users frequently fail to articulate precise directives containing full tas…
CI4A: Semantic Component Interfaces for Agents Empowering Web Automation
Zhi Qiu, Jiazheng Sun, Chenxiao Xia +2
While Large Language Models demonstrate remarkable proficiency in high-level semantic planning, they remain limited in handling fine-grained, low-level web component manipulations.…
Robust, Observable, and Evolvable Agentic Systems Engineering: A Principled Framework Validated via the Fairy GUI Agent
Jiazheng Sun, Ruimeng Yang, Xu Han +5
The Agentic Paradigm faces a significant Software Engineering Absence, yielding Agentic systems commonly lacking robustness, observability, and evolvability. To address these defic…