Exact Algorithms for Large-Scale Unconstrained Two and Three Staged Cutting Problems

  • Authors:
  • Mhand Hifi

  • Affiliations:
  • CERMSEM, Maison des Sciences Economiques, Université/ de Paris 1 Panthé/on-Sorbonne 106–/112, Boulevard de l'Hô/pital, 75647 Paris Cedex 13, France&semi/ PRiSM-CNRS URA 1525, Univ ...

  • Venue:
  • Computational Optimization and Applications
  • Year:
  • 2001

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Abstract

In this paper we propose two exact algorithms for solving both two-staged and three staged unconstrained (un)weighted cutting problems. The two-staged problem is solved by applying a dynamic programming procedure originally developed by Gilmore and Gomory [Gilmore and Gomory, Operations Research, vol. 13, pp. 94–119, 1965]. The three-staged problem is solved by using a top-down approach combined with a dynamic programming procedure. The performance of the exact algorithms are evaluated on some problem instances of the literature and other hard randomly-generated problem instances (a total of 53 problem instances). A parallel implementation is an important feature of the algorithm used for solving the three-staged version.