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physics.soc-ph2026
A Knowledge-Grounded Behavioral Reasoning Framework for Training-Free Urban Healthcare OD Prediction
Linzhen Yang, Xueliang Liu, Chengbo Zhang +1
Understanding urban healthcare mobility is essential for healthcare resource allocation, hospital capacity planning, and resilient urban governance. Existing healthcare origin-dest…
physics.soc-ph2026
LLM-DR: An On-Demand Delivery Simulation Framework for Studying Heterogeneous Rider Behavior and Collective Mobility with Persona-Grounded Large Language Model Agents
Chengbo Zhang, Zuopeng Xiao, Zekai Jin +4
On-demand delivery platforms are computational social systems in which dispatch rules and repeated rider actions jointly shape service and urban mobility. Riders choose whether to…