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Problema Rutării Vehiculelor (VRP)×Programarea cu variabile întregi×Modele de localizare-alocare×Analiza Zonelor de Serviciu×
DomeniuOptimizareOptimizareAnaliză spațialăAnaliză spațială
FamilieProcess / pipelineProcess / pipelineProcess / pipelineProcess / pipeline
Anul apariției1959195819632001
Autorul originalGeorge Dantzig & John RamserRalph Gomory (cutting planes, 1958); land-and-doig branch-and-bound (1960)Leon Cooper; S. L. HakimiHarvey Miller & Shih-Lung Shaw
TipCombinatorial optimization problemMathematical optimisation — exact combinatorial methodSpatial facility-location optimizationNetwork GIS pipeline
Sursa seminalăDantzig, G. B., & Ramser, J. H. (1959). The truck dispatching problem. Management Science, 6(1), 80–91. DOI ↗Wolsey, L.A. (1998). Integer Programming. Wiley. ISBN: 9780471283669Cooper, L. (1963). Location-allocation problems. Operations Research, 11(3), 331–343. DOI ↗Miller, H. J., & Shaw, S.-L. (2001). Geographic Information Systems for Transportation: Principles and Applications. Oxford University Press. ISBN: 978-0-19-512394-4
Denumiri alternativeCapacitated Vehicle Routing Problem, Fleet Routing Problem, Multi-Vehicle Routing Problem, Araç Rotalama ProblemiIP, MIP, mixed-integer programming, mixed-integer linear programmingfacility location, p-median problem, maximal covering location problem, yer-tahsis modelleriIsochrone Analysis, Network Catchment Area Analysis, Travel-Time Polygon Analysis, Hizmet Alanı Analizi
Înrudite3443
RezumatThe Vehicle Routing Problem (VRP) seeks the minimum-cost set of routes for a fleet of vehicles to serve a collection of geographically dispersed customers, each with a known demand, departing from and returning to a central depot. Originally formulated as the Truck Dispatching Problem by Dantzig and Ramser in 1959, VRP is a foundational model in logistics, supply chain management, and operations research, applicable whenever goods or services must be delivered efficiently across multiple stops.Integer programming (IP), also called mixed-integer programming (MIP) when only some variables are restricted to whole numbers, is a branch of mathematical optimisation in which some or all decision variables must take integer or binary values. Building on linear programming, it was formalised through Ralph Gomory's cutting-plane method (1958) and the Land-and-Doig branch-and-bound algorithm (1960), and it has since become the standard exact framework for scheduling, assignment, routing, and resource-allocation problems.Location-allocation models decide where to place a set of facilities and simultaneously assign demand points to them so as to optimize an objective such as total travel cost, worst-case distance, or population covered. Rooted in the operations-research work of Cooper (1963) and Hakimi (1964) and central to network GIS, they answer questions like where to site warehouses, hospitals, fire stations, or schools to best serve a spatially distributed population.Service Area Analysis delineates the geographic region reachable from one or more origin facilities within a specified travel cost — typically time, distance, or generalized impedance — by traversing a real road or transit network. It is widely used by urban planners, public health officials, logistics managers, and emergency response coordinators who need to understand actual accessibility rather than simple straight-line buffers.
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ScholarGateCompară metode: Vehicle Routing Problem · Integer Programming · Location-Allocation · Service Area Analysis. Preluat la 2026-06-15 de pe https://scholargate.app/ro/compare