4 papers
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…
Large Language Models as Delivery Rider: Generating Instant Food Delivery Riders' Routing Decision with LLM Agent Framework
Chengbo Zhang, Zuopeng Xiao
The utilization of Large Language Models (LLMs) to power human-like agents has shown remarkable potential in simulating individual mobility pattern. However, a significant gap rema…
Deciphering Delivery Mobility: A City-Scale, Path-Reconstructed Trajectory Dataset of Instant Delivery Riders
Chengbo Zhang, Yonglin Li, Zuopeng Xiao
The rapid expansion of the on-demand economy has profoundly reshaped urban mobility and logistics, yet high-resolution trajectory data on delivery riders' consistent movements rema…
Uncover the Dynamic Community Structure of Instant Delivery Network
Chengbo Zhang, Yonglin Li, Zuopeng Xiao
The rise of instant delivery services has reshaped urban spatial structures through the interaction between suppliers and consumers. However, limited research has explored the spat…