Utilizing community centers to answer reachability queries for large graphs

Yifei Zhang, Guoren Wang, Changkuan Zhao, Ende Zhang

Research output: Contribution to conferencePaperpeer-review

1 Citation (Scopus)

Abstract

As a fundamental problem, reach ability query has been always the research emphasis in many applications in the near 20 years. Especially with the coming of the big data era, its efficiency plays a critical role. Although there are many research results for this issue, they all reach a scalability bottleneck. In this paper, we propose an index structure utilizing community center, i.e. to select a group of vertices from the original graph and construct a sub graph. With this sub graph, we can answer reach ability queries rapidly. The experimental result shows that our approach is superior to the-state-of-the-art algorithms including construction time, index size and query time.

Original languageEnglish
Pages205-210
Number of pages6
DOIs
Publication statusPublished - 2013
Externally publishedYes
Event2013 10th Web Information System and Application Conference, WISA 2013 - Yangzhou, Jiangsu, China
Duration: 1 Nov 20133 Nov 2013

Conference

Conference2013 10th Web Information System and Application Conference, WISA 2013
Country/TerritoryChina
CityYangzhou, Jiangsu
Period1/11/133/11/13

Keywords

  • Community center
  • Reachability query
  • Reachability trunk

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