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Estimation of the Tail Index of PageRanks in Random Graphs

  • Natalia M. Markovich
  • , Maksim S. Ryzhov

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

Abstract

Superstar nodes to which a large proportion of nodes attach in the evolving graphs are considered. We attract results of the extreme value theory regarding sums and maxima of non-stationary random length sequences to predict the tail index of the PageRanks and Max-linear models as influence measures of superstar nodes. To this end, the graphs are divided into mutually weakly dependent communities. Maxima and sums of the PageRanks over communities are used as weakly independent block-data. Tail indices of the block-maxima and block-sums and hence, of the PageRanks and the Max-linear models are found to be close to the minimum tail index of series of representative nodes taken from the communities. The graph evolution is provided by a linear preferential attachment. The tail indices are estimated by data of simulated and real temporal graphs.

Original languageEnglish
Title of host publicationDistributed Computer and Communication Networks
Subtitle of host publicationControl, Computation, Communications - 25th International Conference, DCCN 2022, Revised Selected Papers
EditorsVladimir M. Vishnevskiy, Dmitry V. Kozyrev, Konstantin E. Samouylov
PublisherSpringer Science and Business Media Deutschland GmbH
Pages75-89
Number of pages15
ISBN (Print)9783031232060
DOIs
StatePublished - 1 Jan 2022
Externally publishedYes
Event25th International Conference on Distributed and Computer and Communication Networks, DCCN 2022 - Moscow, Russian Federation
Duration: 26 Sep 202229 Sep 2022

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume13766 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference25th International Conference on Distributed and Computer and Communication Networks, DCCN 2022
Country/TerritoryRussian Federation
CityMoscow
Period26/09/2229/09/22

Keywords

  • Community
  • Evolution
  • Max-linear model
  • PageRank
  • Preferential attachment
  • Random graph
  • Superstar node
  • Tail index

ASJC Scopus subject areas

  • Theoretical Computer Science
  • General Computer Science

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