Blar i NTNU Open på forfatter "Christiansen, Marielle"

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    • The robust vehicle routing problem with time windows 

      Agra, Agostinho; Christiansen, Marielle; Figueiredo, Rosa; Hvattum, Lars Magnus; Poss, Michael; Requejo, Cristina (Journal article; Peer reviewed, 2013)
      This paper addresses the robust vehicle routing problem with time windows. We are motivated by a problem that arises in maritime transportation where delays are frequent and should be taken into account. Our model only ...

    • The Vehicle Routing Problem with Dynamic Occasional Drivers 

      Dahle, Lars; Andersson, Henrik; Christiansen, Marielle (Journal article, 2017)
      Technological advances, such as smart phones and mobile internet, allow for new and innovative solutions for transportation of goods to customers. We consider a setting where a company not only uses its own fleet of vehicles ...

    • Using optimization to provide decision support for strategic emergency medical service planning - Three case studies 

      Andersson, Henrik; Andersson Granberg, Tobias; Christiansen, Marielle; Aartun, Eirik Skorge; Leknes, Håkon (Journal article; Peer reviewed, 2019)
      To achieve high performing emergency medical services (EMS), planning is of vital importance. EMS planners face several challenges when managing ambulance stations and the fleet of ambulances. In this paper, three strategic ...