Persistent graph stream summarization for real-time graph analytics

Y Jia, Z Gu, Z Jiang, C Gao, J Yang - World Wide Web, 2023 - Springer
In massive and rapid graph streams, a useful and important task is to summarize the
structure of graph streams in order to enable efficient and effective graph query processing …

Dynamic hub labeling for road networks

M Zhang, L Li, W Hua, R Mao, P Chao… - 2021 IEEE 37th …, 2021 - ieeexplore.ieee.org
Shortest path finding is the building block of various applications in road networks and the
index-based algorithms, especially hub labeling, can boost the query performance …

Efficient 2-hop labeling maintenance in dynamic small-world networks

M Zhang, L Li, W Hua, X Zhou - 2021 IEEE 37th International …, 2021 - ieeexplore.ieee.org
Shortest path computation is a fundamental operation in small-world networks and index-
based methods, especially 2-hop labeling, are commonly applied which have achieved high …

Towards efficient shortest path counting on billion-scale graphs

Y Wang, L Yuan, Z Chen, W Zhang… - 2023 IEEE 39th …, 2023 - ieeexplore.ieee.org
Shortest path counting computes the number of shortest paths between two vertices on a
graph, which can be used in the applications such as social network search and POI (Point …

P2H: efficient distance querying on road networks by projected vertex separators

Z Chen, AWC Fu, M Jiang, E Lo, P Zhang - Proceedings of the 2021 …, 2021 - dl.acm.org
The most efficient known approach for shortest distance querying on road networks is via a
tree decomposition based 2-hop labeling index. A major challenge here is how to reduce …

Efficient maximal balanced clique enumeration in signed networks

Z Chen, L Yuan, X Lin, L Qin, J Yang - Proceedings of The Web …, 2020 - dl.acm.org
Clique is one of the most fundamental models for cohesive subgraph mining in network
analysis. Existing clique model mainly focuses on unsigned networks. In real world …

An experimental evaluation and guideline for path finding in weighted dynamic network

M Zhang, L Li, X Zhou - Proceedings of the VLDB Endowment, 2021 - dl.acm.org
Shortest path computation is a building block of various network applications. Since real-life
networks evolve as time passes, the Dynamic Shortest Path (DSP) problem has drawn lots …

Relative subboundedness of contraction hierarchy and hierarchical 2-hop index in dynamic road networks

Y Zhang, JX Yu - Proceedings of the 2022 International Conference on …, 2022 - dl.acm.org
Computing the shortest path for any two given vertices is an important problem in road
networks. Since real road networks are dynamically updated due to real-time traffic …

Distributed hop-constrained st simple path enumeration at billion scale

K Hao, L Yuan, W Zhang - Proceedings of the VLDB Endowment, 2021 - dl.acm.org
Hop-constrained st simple path (HC-st path) enumeration is a fundamental problem in graph
analysis and has received considerable attention recently. Straightforward distributed …

Fully dynamic contraction hierarchies with label restrictions on road networks

Z Chen, B Feng, L Yuan, X Lin, L Wang - Data Science and Engineering, 2023 - Springer
In the real world, road networks with weight and label on edges can be applied in several
application domains. The shortest path query with label restrictions has been receiving …