Improving Traffic Load Distribution Fairness in Mobile Social Networks

Mobile social networks suffer from an unbalanced traffic load distribution due to the heterogeneity in mobility of nodes (humans) in the network. A few nodes in these networks are highly mobile, and the proposed social-based routing algorithms are likely to choose these most “social” nodes as the be...

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Main Authors: Bambang Soelistijanto, Vittalis Ayu
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Algorithms
Subjects:
Online Access:https://www.mdpi.com/1999-4893/15/7/222
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author Bambang Soelistijanto
Vittalis Ayu
author_facet Bambang Soelistijanto
Vittalis Ayu
author_sort Bambang Soelistijanto
collection DOAJ
description Mobile social networks suffer from an unbalanced traffic load distribution due to the heterogeneity in mobility of nodes (humans) in the network. A few nodes in these networks are highly mobile, and the proposed social-based routing algorithms are likely to choose these most “social” nodes as the best message relays. Finally, this could lead to inequitable traffic load distribution and resource utilisation, such as faster battery drain and/or storage consumption of the most (socially) popular nodes. We propose a framework called Traffic Load Distribution Aware (TraLDA) to improve traffic load balancing across network nodes. We present a novel method for calculating node popularity which takes into account both node inherent and social-relations popularity. The former is purely determined by the node’s sociability level in the network, and in TraLDA is computed using the Kalman prediction which considers the node’s periodicity behaviour. However, the latter takes the benefit of interactions with more popular neighbours (acquaintances) to boost the popularity of lower (social) level nodes. Using extensive simulations in the Opportunistic Network Environment (ONE) driven by real human mobility scenarios, we show that our proposed strategy enhances the traffic load distribution fairness of the classical, yet popular social-aware routing algorithms BubbleRap and SimBet without negatively impacting the overall delivery performance.
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spelling doaj.art-4664294a6b0f44d8a5b93a9b79938ba12023-12-01T21:46:40ZengMDPI AGAlgorithms1999-48932022-06-0115722210.3390/a15070222Improving Traffic Load Distribution Fairness in Mobile Social NetworksBambang Soelistijanto0Vittalis Ayu1Department of Informatics, Sanata Dharma University, Yogyakarta 55281, IndonesiaDepartment of Informatics, Sanata Dharma University, Yogyakarta 55281, IndonesiaMobile social networks suffer from an unbalanced traffic load distribution due to the heterogeneity in mobility of nodes (humans) in the network. A few nodes in these networks are highly mobile, and the proposed social-based routing algorithms are likely to choose these most “social” nodes as the best message relays. Finally, this could lead to inequitable traffic load distribution and resource utilisation, such as faster battery drain and/or storage consumption of the most (socially) popular nodes. We propose a framework called Traffic Load Distribution Aware (TraLDA) to improve traffic load balancing across network nodes. We present a novel method for calculating node popularity which takes into account both node inherent and social-relations popularity. The former is purely determined by the node’s sociability level in the network, and in TraLDA is computed using the Kalman prediction which considers the node’s periodicity behaviour. However, the latter takes the benefit of interactions with more popular neighbours (acquaintances) to boost the popularity of lower (social) level nodes. Using extensive simulations in the Opportunistic Network Environment (ONE) driven by real human mobility scenarios, we show that our proposed strategy enhances the traffic load distribution fairness of the classical, yet popular social-aware routing algorithms BubbleRap and SimBet without negatively impacting the overall delivery performance.https://www.mdpi.com/1999-4893/15/7/222fair traffic distributionhuman mobilitynode popularitymobile social networks
spellingShingle Bambang Soelistijanto
Vittalis Ayu
Improving Traffic Load Distribution Fairness in Mobile Social Networks
Algorithms
fair traffic distribution
human mobility
node popularity
mobile social networks
title Improving Traffic Load Distribution Fairness in Mobile Social Networks
title_full Improving Traffic Load Distribution Fairness in Mobile Social Networks
title_fullStr Improving Traffic Load Distribution Fairness in Mobile Social Networks
title_full_unstemmed Improving Traffic Load Distribution Fairness in Mobile Social Networks
title_short Improving Traffic Load Distribution Fairness in Mobile Social Networks
title_sort improving traffic load distribution fairness in mobile social networks
topic fair traffic distribution
human mobility
node popularity
mobile social networks
url https://www.mdpi.com/1999-4893/15/7/222
work_keys_str_mv AT bambangsoelistijanto improvingtrafficloaddistributionfairnessinmobilesocialnetworks
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