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Schneider, Johannes ; Froschhammer, Christine ; Morgenstern, Ingo ; Husslein, Thomas ; Singer, Johannes Maria

Searching for backbones — an efficient parallel algorithm for the traveling salesman problem

Schneider, Johannes, Froschhammer, Christine, Morgenstern, Ingo, Husslein, Thomas and Singer, Johannes Maria (1996) Searching for backbones — an efficient parallel algorithm for the traveling salesman problem. Computer physics communications: an international journal devoted to computational physics and computer programs in physics 96 (2-3), pp. 173-188.

Date of publication of this fulltext: 09 Aug 2010 12:12
Article
DOI to cite this document: 10.5283/epub.16102


Abstract

The Traveling Salesman Problem (TSP) plays an important role in Operations Research, Applied Mathematics and Computational Physics. We investigated it using a stochastic approach. Studying several solutions of a special TSP we found that many parts of a good solution are the same in all other good solutions for this problem. In this paper we discuss an efficient parallel method to reduce the TSP ...

The Traveling Salesman Problem (TSP) plays an important role in Operations Research, Applied Mathematics and Computational Physics. We investigated it using a stochastic approach. Studying several solutions of a special TSP we found that many parts of a good solution are the same in all other good solutions for this problem. In this paper we discuss an efficient parallel method to reduce the TSP to a smaller one by finding these backbones and eliminating them to get even better solutions in a very short time and a few observables of interest corresponding to this parallel approach.



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Details

Item typeArticle
Journal or Publication TitleComputer physics communications: an international journal devoted to computational physics and computer programs in physics
Publisher:North Holland Publ. Co.
Volume:96
Number of Issue or Book Chapter:2-3
Page Range:pp. 173-188
Date1 August 1996
InstitutionsPhysics > Institute of Theroretical Physics > Professor Morgenstern
Identification Number
ValueType
10.1016/0010-4655(96)00062-8DOI
Classification
NotationType
02.50.-r; 02.50.Ga; 02.70.Lq; 89.20.+a; 89.80.+h; 89.90.+nPACS
KeywordsOptimization; Parallel; Monte Carlo; Threshold accepting; TSP; Backbone; Degeneracy
Dewey Decimal Classification500 Science > 530 Physics
StatusPublished
RefereedUnknown
Created at the University of RegensburgUnknown
Item ID16102

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