metaheuristic

Metaheuristic, Models and Software for the Heterogeneous Fleet Pickup and Delivery Problem with Split Loads

  • Diogenes Gasque
  • Pedro Munari
    • Categories Meta Heuristics, Optimization Software and Modeling Systems, Transportation Tags , , , ,

    This paper addresses a rich variant of the vehicle routing problem (VRP) that involves pickup and delivery activities, customer time windows, heterogeneous fleet, multiple products and the possibility of splitting a customer demand among several routes. This variant generalizes traditional VRP variants by incorporating features that are commonly found in practice. We present two mixed-integer … Read more

    A support tool for planning classrooms considering social distancing between students

  • J. C. Bortolete
  • Luís Felipe Bueno
  • R. Butkeraites
  • Antonio Chaves
  • G. Collaço
  • M. Magueta
  • Luiz Leduíno Salles Neto
  • T. Silva
  • Thiago P. Siqueira
  • Francisco N. C. Sobral
  • F. J. R. Pelogia
  • Horacio Hideki Yanasse
    • Categories Applications - OR and Management Sciences, Global Optimization, Optimization Software and Modeling Systems Tags , , , , ,

    In this paper, we present the online tool salaplanejada.unifesp.br developed to assist the layout planning of classrooms considering the social distance in the context of the COVID-19 pandemic. We address both the allocation problem in rooms where seats are fixed as well as the problem in rooms where seats can be moved freely. For the … Read more