A minimum cost network flow model for the maximum covering and patrol routing problem

R.R.H. Dewil, Pieter Vansteenkiste, Dirk Cattrysse, Dirk Van Oudheusden

    Research output: Contribution to JournalArticleAcademicpeer-review

    Abstract

    This paper shows how the maximum covering and patrol routing problem (MCPRP) can be modeled as a minimum cost network flow problem (MCNFP). Based on the MCNFP model, all available benchmark instances of the MCPRP can be solved to optimality in less than 0.4s per instance. It is furthermore shown that several practical additions to the MCPRP, such as different start and end locations of patrol cars and overlapping shift durations can be modeled by a multi-commodity minimum cost network flow model and solved to optimality in acceptable computational times given the sizes of practical instances.
    Original languageEnglish
    Pages (from-to)27
    Number of pages36
    JournalEuropean Journal of Operational Research
    Volume247
    Issue number1
    DOIs
    Publication statusPublished - 16 Nov 2015

    Keywords

    • routing
    • minimum cost network flow
    • multi-commodity
    • patrol routing
    • orienteering problem

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