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Author

Zixi Chen

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Preprint Aug 2026

Refined Thompson Learning for Adaptive Bandits: Power-Efficient Flexibility Scheduling Across Data Centers

A contextual restless multi-armed bandit (CRMAB) framework in which a grid operator requests load reductions without observing internal job-scheduling decisions is proposed, demonstrating the economic potential of data-center flexibility as a grid service and highlighting the importance of high-quality, open-source AI...

Zi-Xi Chen, Yifu Ding, Rui-Cheng Ao et al. · 0 citations
Preprint Jul 2026

Online Linear Programming for Multi-Objective Routing in LLM Serving

This work introduces a multi-objective optimization framework that formulates routing as an online linear programming with interpretable decision rewards and applies an efficient bid-price control policy based on the online linear programming that admits requests when their SLO-weighted benefit exceeds their shadow pri...

Zixi Chen, Yinyu Ye, Zijie Zhou · 0 citations

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