This repository provides a solution to the standard Capacitated Vehicle Routing Problem with Time Windows (CVRPTW). In a CVRPTW, we aim to optimize the routes of a fleet of vehicles serving customers ...

College of Railway Locomotive and Rolling Stock, Hebei Vocational College of Rail Transportation, Shijiazhuang, China Introduction: This research focuses on optimizing the motion path of truss ...

1 Department of Gynaecology, The People’s Hospital of Liaoning Province, Shenyang, China 2 Department of Gynaecology, Laoning Cancer Hospital and Institute, Shenyang, China Introduction: Personalized ...

Abstract: Electric vehicle distribution has short mileage, strong time dependence, and is more vulnerable to road congestion in urban road networks. In order to solve the problem of high distribution ...

ABSTRACT: This study presents a two-echelon inventory routing problem (2E-IRP) with an end-of-tour replenishment (ETR) policy whose distribution network consists of a supplier, several distribution ...

Commercial organisations commonly use operational research tools to solve vehicle routing problems. This practice is less commonplace in charity and voluntary organisations. In this paper, we provide ...

Abstract: This paper proposes an improved simulated annealing (ISA) algorithm embedded in column generation to solve the vehicle routing problem with multiple time windows (VRPMTW). Firstly, two ...