AI RESEARCH
EvolveSignal: A Large Language Model Powered Coding Agent for Discovering Traffic Signal Control Strategies
arXiv CS.LG
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ArXi:2509.03335v3 Announce Type: replace In traffic engineering, fixed-time traffic signal control remains widely used for its low cost, stability, and interpretability. However, its design relies on hand-crafted formulas (e.g., Webster) and manual re-timing by engineers to adapt to demand changes, which is labor-intensive and often yields suboptimal results under heterogeneous or congested conditions. This paper