Complex-Path: Effective and Efficient Node Ranking with Paths in Billion-Scale Heterogeneous Graphs

J Hang, Z Hong, X Feng, G Wang, D Cao… - Proceedings of the …, 2024 - dl.acm.org
Node ranking in heterogeneous graphs, which quantifies the relative importance of nodes,
can often be improved by incorporating information from relevant paths. Graph database …

Paths2Pair: Meta-path Based Link Prediction in Billion-Scale Commercial Heterogeneous Graphs

J Hang, Z Hong, X Feng, G Wang, G Yang, F Li… - Proceedings of the 30th …, 2024 - dl.acm.org
Link prediction, determining if a relation exists between two entities, is an essential task in
the analysis of heterogeneous graphs with diverse entities and relations. Despite extensive …

MalLight: Influence-Aware Coordinated Traffic Signal Control for Traffic Signal Malfunctions

Q Yang, Z Xie, H Wei, D Zhang, Y Yang - Proceedings of the 33rd ACM …, 2024 - dl.acm.org
Urban traffic is subject to disruptions that cause extended waiting time and safety issues at
signalized intersections. While numerous studies have addressed the issue of intelligent …

Behavior-Aware Hypergraph Convolutional Network for Illegal Parking Prediction with Multi-Source Contextual Information

G Yang, M Tu, Z Li, J Hang, T Liu, R Liu… - Proceedings of the 33rd …, 2024 - dl.acm.org
Illegal parking prediction is a crucial problem to help stakeholders with better urban
planning and management. Existing works advance the field by capturing complex traffic …

Behavior-aware Sparse Trajectory Recovery in Last-mile Delivery with Multi-scale Attention Fusion

H Wang, S Wang, L Lin, Y Yang, S Wang… - Proceedings of the 33rd …, 2024 - dl.acm.org
Trajectory data is a valuable asset for service management and spatio-temporal mining in
transportation and logistics systems. However, due to equipment failure, network delay, and …

TrajWeaver: Trajectory Recovery with State Propagation Diffusion Model

J Wang, H Wang, H Wen, G Min, M Luo - arXiv preprint arXiv:2409.02124, 2024 - arxiv.org
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 …