Min-Max quickest path problems

  • Authors:
  • Stefan Ruzika;Markus Thiemann

  • Affiliations:
  • University of Kaiserslautern, Postbox 3049, 67653 Kaiserslautern, Germany;University of Kaiserslautern, Postbox 3049, 67653 Kaiserslautern, Germany

  • Venue:
  • Networks
  • Year:
  • 2012

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Abstract

In a dynamic network, the quickest path problem asks for a path such that a given amount of flow can be sent from source to sink via this path in minimal time. In practical settings, for example, in evacuation or transportation planning, the problem parameters might not be known exactly a priori. It is therefore of interest to consider robust versions of these problems in which travel times and/or capacities of arcs depend on a certain scenario. In this article, min–max versions of robust quickest path problems are investigated and, depending on their complexity status, exact algorithms or fully polynomial-time approximation schemes are proposed. © 2012 Wiley Periodicals, Inc. NETWORKS, 2012 © 2012 Wiley Periodicals, Inc.