3 papers
cs.LG2025
Traj-Transformer: Diffusion Models with Transformer for GPS Trajectory Generation
Zhiyang Zhang, Ningcong Chen, Xin Zhang +4
The widespread use of GPS devices has driven advances in spatiotemporal data mining, enabling machine learning models to simulate human decision making and generate realistic traje…
cs.LG2025
UrbanMind: Urban Dynamics Prediction with Multifaceted Spatial-Temporal Large Language Models
Yuhang Liu, Yingxue Zhang, Xin Zhang +3
Understanding and predicting urban dynamics is crucial for managing transportation systems, optimizing urban planning, and enhancing public services. While neural network-based app…
cs.LG2024
Urban-Focused Multi-Task Offline Reinforcement Learning with Contrastive Data Sharing
Xinbo Zhao, Yingxue Zhang, Xin Zhang +4
Enhancing diverse human decision-making processes in an urban environment is a critical issue across various applications, including ride-sharing vehicle dispatching, public transp…