A constraint-based local search for designing tree networks with distance and disjoint constraints

dc.contributor.authorArbelaez, Alejandroen
dc.contributor.authorMehta, Deepaken
dc.contributor.authorO'Sullivan, Barryen
dc.contributor.authorQuesada, Luisen
dc.contributor.funderSeventh Framework Programmeen
dc.contributor.funderScience Foundation Irelanden
dc.date.accessioned2024-02-06T15:56:26Z
dc.date.available2024-02-06T15:56:26Z
dc.date.issued2015-11-12en
dc.description.abstractIn many network design problems clients are required to be connected to a facility under path-length constraints and budget limits. Each facility is associated with a tree network where the root is the facility itself and the remaining nodes of the tree are its clients. An inherent feature of these networks is that they are vulnerable to a failure. Therefore, it is often important to provide some resiliency in the network. We focus on a problem where we want to ensure that all clients are connected to two facilities so that if one facility fails then all clients can still be served by another facility. Optionally, one might require that each client is resilient to a single link or node failure by enforcing that the paths used to connect a client to its two facilities are either edge-disjoint or node-disjoint respectively. In this paper we use local search to evaluate the trade-off between cost versus resiliency and coverage versus resiliency for a real-world problem in the field of optical networks.en
dc.description.sponsorshipScience Foundation Ireland (Grant No. 10/CE/I1853)en
dc.description.statusPeer revieweden
dc.description.versionAccepted Versionen
dc.format.mimetypeapplication/pdfen
dc.identifier.citationArbelaez, A., Mehta, D., O'Sullivan, B. and Quesada, L. (2015) 'A constraint-based local search for designing tree networks with distance and disjoint constraints', 2015 7th International Workshop on Reliable Networks Design and Modeling (RNDM), Munich, Germany, 5-7 October, pp. 128-134. doi: https://doi.org/10.1109/RNDM.2015.7325219en
dc.identifier.doihttps://doi.org/10.1109/RNDM.2015.7325219en
dc.identifier.endpage134en
dc.identifier.startpage128en
dc.identifier.urihttps://hdl.handle.net/10468/15502
dc.language.isoenen
dc.publisherInstitute of Electrical and Electronics Engineers (IEEE)en
dc.relation.ispartof2015 7th International Workshop on Reliable Networks Design and Modeling (RNDM)en
dc.relation.projectinfo:eu-repo/grantAgreement/EC/FP7::SP1::ICT/318137/EU/The DIStributed Core for unlimited bandwidth supply for all Users and Services/DISCUSen
dc.relation.projectinfo:eu-repo/grantAgreement/SFI/SFI Research Centres/12/RC/2289/IE/INSIGHT - Irelands Big Data and Analytics Research Centre/en
dc.rights© 2015, IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works.en
dc.subjectSearch problemsen
dc.subjectManganeseen
dc.subjectPassive optical networksen
dc.subjectAlgorithm design and analysisen
dc.subjectTime complexityen
dc.subjectJoining processesen
dc.titleA constraint-based local search for designing tree networks with distance and disjoint constraintsen
dc.typeConference itemen
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