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Author

Yu Mei

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Open access Nov 2026

Queue-Based Traffic Signal Control Considering Vehicle Delay Balancing for Urban Road Networks

Traffic signal control is effective in mitigating network congestion. However, most network signal control strategies ignore the fairness of phase service at individual intersections, resulting in excessive delays for low-volume movements, particularly under unbalanced demand patterns. Although some multi-objective net...

Lei Wei, Yu Mei, Peng Chen · 0 citations
Preprint Aug 2026

LLM-Based Hierarchical Coordinated Control with Continuation-Aware Policy Learning

Across both tasks, the proposed LLM-based hierarchical framework consistently outperforms direct task-specific control and optimization, end-to-end reinforcement learning, rule-based and RL-based hierarchical coordination, and prompting-only LLM coordinators, demonstrating the value of heterogeneous-context reasoning,...

Changhong He, Jinda Gao, Xinkuan Liu et al. · 0 citations

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