TELEPHONE TRAFFIC ANALYSIS BASED ON SCALE-FREE USER NETWORK AND SCALE-FREE LOAD DISTRIBUTION

Yongxiang Xia, Chi K. Tse, Francis C. M. Lau, Wai Man Tam, Xiuming Shan

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

1 Citation (Scopus)

Abstract

In this paper we analyze the traffic of telephone systems. Unlike classical traffic analysis where users are assumed to be connected uniformly, our proposed method employs a scale-free network to model the connectivity of telephone users. Furthermore, the probabilities for different users to make calls are different. This inequality is expressed by a scale-free traffic load distribution. We show that network traffic is greatly influenced by the user behavior, and that call blocking probability is generally higher in the case of a scale-free user network. It is also shown that the carried traffic intensity is practically limited not only by the network capacity but also by the scale-free properties of the user behavior. Copyright © 2006 Watam Press.
Original languageEnglish
Pages (from-to)345-352
JournalDynamics of Continuous, Discrete and Impulsive Systems Series B: Applications and Algorithms
Volume13
Issue number3-4
Publication statusPublished - Jun 2006
Externally publishedYes

Research Keywords

  • Traffic analysis
  • telephone network
  • user network
  • scale-free network
  • call blocking

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