Searching for backbones - An efficient parallel algorithm for the traveling salesman problem

Schneider, Johannes and Froschhammer, Christine and Morgenstern, Ingo and Husslein, Thomas and Singer, Johannes Maria (1996) Searching for backbones - An efficient parallel algorithm for the traveling salesman problem. COMPUTER PHYSICS COMMUNICATIONS, 96 (2-3). pp. 173-188. ISSN 0010-4655, 1879-2944

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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 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.

Item Type: Article
Uncontrolled Keywords: OPTIMIZATION; optimization; parallel; Monte Carlo; threshold accepting; TSP; backbone; degeneracy
Subjects: 000 Computer science, information & general works > 004 Computer science
500 Science > 530 Physics
Divisions: Physics > Institute of Theroretical Physics > Professor Morgenstern > Group Ingo Morgenstern
Depositing User: Dr. Gernot Deinzer
Date Deposited: 29 Jun 2023 08:47
Last Modified: 29 Jun 2023 08:47
URI: https://pred.uni-regensburg.de/id/eprint/51560

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