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Common-Truss-Based Community Search on Multilayer Graphs

  • Xudong Liu
  • , Zhaonian Zou*
  • *Corresponding author for this work
  • Harbin Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Multilayer graphs have a multitude of applications in diverse fields, ranging from biology to social networks. In the context of the community search in multilayer graphs, the goal is to identify a target multilayer graph that contains query vertices. However, existing algorithms do not succeed in finding a common graph in subgraphs, while also ensuring that the multilayer graph is sufficiently dense. To address this limitation, we propose the CTruss model, a novel structure for multilayer graphs. This structure aims to find a common graph that exists on each layer in the subgraph. Next, we present a Baseline algorithm to find a multilayer graph containing the query vertices. We also propose Top-Down and Bottom-Up algorithms that can compute the CTruss quickly under different conditions. Finally, we conduct experiments to demonstrate that our proposed model can achieve a higher density in some cases compared to the state of art models such as FirmTruss and K-core.

Original languageEnglish
Title of host publicationAdvanced Data Mining and Applications - 19th International Conference, ADMA 2023, Proceedings
EditorsXiaochun Yang, Bin Wang, Heru Suhartanto, Guoren Wang, Jing Jiang, Bing Li, Huaijie Zhu, Ningning Cui
PublisherSpringer Science and Business Media Deutschland GmbH
Pages277-291
Number of pages15
ISBN (Print)9783031466700
DOIs
StatePublished - 2023
Event19th International Conference on Advanced Data Mining and Applications, ADMA 2023 - Shenyang, China
Duration: 21 Aug 202323 Aug 2023

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume14178 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference19th International Conference on Advanced Data Mining and Applications, ADMA 2023
Country/TerritoryChina
CityShenyang
Period21/08/2323/08/23

Keywords

  • Community Search
  • Multilayer Graph
  • Truss

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