4 papers · 1 filter
TRACE: Trajectory Recovery with State Propagation Diffusion for Urban Mobility
Jinming Wang, Hai Wang, Hongkai Wen +2
High-quality GPS trajectories are essential for location-based web services and smart city applications, including navigation, ride-sharing and delivery. However, due to low sampli…
HALO: Hierarchical Reinforcement Learning for Large-Scale Adaptive Traffic Signal Control
Yaqiao Zhu, Hongkai Wen, Geyong Min +1
Adaptive traffic signal control (ATSC) is essential for mitigating urban congestion in modern smart cities, where traffic infrastructure is evolving into interconnected Web-of-Thin…
Federated Learning for Traffic Flow Prediction with Synthetic Data Augmentation
Fermin Orozco, Pedro Porto Buarque de Gusmão, Hongkai Wen +2
Deep-learning based traffic prediction models require vast amounts of data to learn embedded spatial and temporal dependencies. The inherent privacy and commercial sensitivity of s…
TrajWeaver: Trajectory Recovery with State Propagation Diffusion Model
Jinming Wang, Hai Wang, Hongkai Wen +2
With the proliferation of location-aware devices, large amount of trajectories have been generated when agents such as people, vehicles and goods flow around the urban environment.…