2019
DOI: 10.3390/a12080158
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A Fast Randomized Algorithm for the Heterogeneous Vehicle Routing Problem with Simultaneous Pickup and Delivery

Abstract: In the vehicle routing problem with simultaneous pickup and delivery (VRPSPD), customers demanding both delivery and pickup operations have to be visited once by a single vehicle. In this work, we propose a fast randomized algorithm using a nearest neighbor strategy to tackle an extension of the VRPSPD in which the fleet of vehicles is heterogeneous. This variant is an NP-hard problem, which in practice makes it impossible to be solved to proven optimality for large instances. To evaluate the proposal, we use … Show more

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Cited by 6 publications
(3 citation statements)
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“…Their threshold function has an adaptive property capable of self-adjustment. Nepomuceno and Saboia [22] proposed a fast randomized algorithm using the nearest neighbor strategy to tackle an extension of the VRPSPD in which the fleet of vehicles is heterogeneous.…”
Section: Literature Reviewmentioning
confidence: 99%
“…Their threshold function has an adaptive property capable of self-adjustment. Nepomuceno and Saboia [22] proposed a fast randomized algorithm using the nearest neighbor strategy to tackle an extension of the VRPSPD in which the fleet of vehicles is heterogeneous.…”
Section: Literature Reviewmentioning
confidence: 99%
“…et al [30] proposed an adaptive multi-local search algorithm to solve HFVRPTW with two-dimensional loading constraints. Considering the HFVRP with simultaneous pickup and delivery, Napoleão N. et al [31] proposed a randomized algorithm to tackle it. However, the search efficiency of traditional heuristic algorithm is unsatisfactory, because it is easy to fall into local optimal and lead to hardly achieve global optimization.…”
Section: Heterogeneous Multitype Fleet Vehicle Routing Problems With ...mentioning
confidence: 99%
“…Many variants of the VRP have been studied in the literature, and recent research focuses on modeling very specialized real-world variants of the VRP. Some of these recent specialized real-world variants can be found in [20][21][22][23][24][25][26][27][28][29].…”
Section: Introductionmentioning
confidence: 99%