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Hui Wan

2 papers indexed

arxivcs.CRcs.AI2026-07-12

PromptGraph: Graph-Guided Prompt Sanitization for Balancing Privacy and Utility in LLM Inference

Chen Gu, Hui Wan, Donghui Hu, Hui Wang, Zhuoer Gu

Large Language Model (LLM) services introduce a fundamental privacy challenge. Sensitive information may be inferred not only from explicit identifiers, such as names or phone numbers, but also from contextual associations among otherwise innocuous spans. Existing sanitizers typi…

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crossrefAdvances in Transdisciplinary Engineering2026-06-19

Federated Deep Reinforcement Learning-Based Energy Efficiency Optimization for Closed-Loop Operations and Maintenance in Autonomous Communication Networks

Haitao Li, Donglei Xu, Quanfeng Yao, Lei Zhang, Hui Wan, Xianjun Peng, et al.

With the evolution toward 5G-Advanced and 6G autonomous communication networks, achieving energy-efficient closed-loop operations and maintenance (O&M) has become increasingly challenging due to large-scale deployment, heterogeneous network elements, and highly dynamic traffi…

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