Recurring contact opportunities within groups of devices

The capability to anticipate a contact with another device can greatly improve the performance and user satisfaction not only of mobile social network applications but of any other relying on some form of data harvesting or hoarding. One of the most promising approaches for contact prediction is to...

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Main Authors: Nuno Cruz, Hugo Miranda
Format: Article
Language:English
Published: European Alliance for Innovation (EAI) 2015-08-01
Series:EAI Endorsed Transactions on Ambient Systems
Subjects:
Online Access:http://eudl.eu/doi/10.4108/eai.22-7-2015.2260048
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author Nuno Cruz
Hugo Miranda
author_facet Nuno Cruz
Hugo Miranda
author_sort Nuno Cruz
collection DOAJ
description The capability to anticipate a contact with another device can greatly improve the performance and user satisfaction not only of mobile social network applications but of any other relying on some form of data harvesting or hoarding. One of the most promising approaches for contact prediction is to extrapolate from past experiences. This paper investigates the recurring contact patterns observed between groups of devices using an 8-year data-set of wireless access logs produced by more than 70000 devices. This effort permitted to model the probabilities of occurrence of a contact at a predefined date between groups of devices using a power law distribution that varies according to neighbourhood size and recurrence period. In the general case, the model can be used by applications that need to disseminate large data-sets by groups of devices. As an example, the paper presents and evaluates an algorithm that provides daily contact predictions, based on the history of past pairwise contacts and their duration.
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spelling doaj.art-69f783ed5f7e4522beafa97a3c3e7a3d2022-12-21T22:35:34ZengEuropean Alliance for Innovation (EAI)EAI Endorsed Transactions on Ambient Systems2032-927X2015-08-012611010.4108/eai.22-7-2015.2260048Recurring contact opportunities within groups of devicesNuno Cruz0Hugo Miranda1Instituto Superior de Engenharia de Lisboa; ncruz-ec@net.ipl.ptFaculdade de Ciências/Universidade de Lisboa/LaSIGEThe capability to anticipate a contact with another device can greatly improve the performance and user satisfaction not only of mobile social network applications but of any other relying on some form of data harvesting or hoarding. One of the most promising approaches for contact prediction is to extrapolate from past experiences. This paper investigates the recurring contact patterns observed between groups of devices using an 8-year data-set of wireless access logs produced by more than 70000 devices. This effort permitted to model the probabilities of occurrence of a contact at a predefined date between groups of devices using a power law distribution that varies according to neighbourhood size and recurrence period. In the general case, the model can be used by applications that need to disseminate large data-sets by groups of devices. As an example, the paper presents and evaluates an algorithm that provides daily contact predictions, based on the history of past pairwise contacts and their duration.http://eudl.eu/doi/10.4108/eai.22-7-2015.2260048mobilitywirelesscommunitiestemporal communitiescontact prediction
spellingShingle Nuno Cruz
Hugo Miranda
Recurring contact opportunities within groups of devices
EAI Endorsed Transactions on Ambient Systems
mobility
wireless
communities
temporal communities
contact prediction
title Recurring contact opportunities within groups of devices
title_full Recurring contact opportunities within groups of devices
title_fullStr Recurring contact opportunities within groups of devices
title_full_unstemmed Recurring contact opportunities within groups of devices
title_short Recurring contact opportunities within groups of devices
title_sort recurring contact opportunities within groups of devices
topic mobility
wireless
communities
temporal communities
contact prediction
url http://eudl.eu/doi/10.4108/eai.22-7-2015.2260048
work_keys_str_mv AT nunocruz recurringcontactopportunitieswithingroupsofdevices
AT hugomiranda recurringcontactopportunitieswithingroupsofdevices