Search Results - "Erdogan, Günes"
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An open source Spreadsheet Solver for Vehicle Routing Problems
Published in Computers & operations research (01-08-2017)“…•An open source solver for the Vehicle Routing Problem is introduced.•Two case studies, from the healthcare and tourism sectors, are provided.•An exact…”
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Exact Algorithms for the Clustered Vehicle Routing Problem
Published in Operations research (01-01-2014)“…This study presents new exact algorithms for the clustered vehicle routing problem (CluVRP). The CluVRP is a generalization of the capacitated vehicle routing…”
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An open source decision support system for facility location analysis
Published in Decision Support Systems (01-10-2019)“…This paper introduces FLP Spreadsheet Solver, an open source spreadsheet based Decision Support System for Facility Location Problems. Structure of the…”
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The static bicycle relocation problem with demand intervals
Published in European journal of operational research (16-10-2014)“…•A variant of the One-Commodity Pickup and Delivery Traveling Salesman Problem is studied.•The supply/demand of a vertex is represented by an interval rather…”
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Hybrid metaheuristics for the Clustered Vehicle Routing Problem
Published in Computers & operations research (01-06-2015)“…The Clustered Vehicle Routing Problem (CluVRP) is a variant of the Capacitated Vehicle Routing Problem in which customers are grouped into clusters. Each…”
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Formulations and Branch-and-Cut Algorithms for the Generalized Vehicle Routing Problem
Published in Transportation science (01-08-2011)“…The generalized vehicle routing problem (GVRP) consists of finding a set of routes for a number of capacitated vehicles on a graph where the vertices are…”
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Ambulance location for maximum survival
Published in Naval research logistics (01-02-2008)“…This article proposes new location models for emergency medical service stations. The models are generated by incorporating a survival function into existing…”
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Scheduling twin robots in a palletising problem
Published in International journal of production research (17-01-2018)“…This paper introduces the Twin Robot Palletising Problem (TRPP) in which two robots must be scheduled and routed to pick up and deliver products at specified…”
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Exact and heuristic algorithms for the Hamiltonian p-median problem
Published in European journal of operational research (01-09-2016)“…•We provide three algorithms for the Hamiltonian p-median problem.•The first algorithm is an exact branch-and-cut algorithm.•The others are a constructive…”
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Metaheuristics for the traveling salesman problem with pickups, deliveries and handling costs
Published in Computers & operations research (01-05-2012)“…This paper studies the Traveling Salesman Problem with Pickups, Deliveries, and Handling Costs. The subproblem of minimizing the handling cost for a fixed…”
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The Traveling Salesman Problem with Pickups, Deliveries, and Handling Costs
Published in Transportation science (01-08-2010)“…This paper introduces a new variant of the one-to-many-to-one single vehicle pickup and delivery problems (SVPDP) that incorporates the handling cost incurred…”
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Solving a large-scale integrated fleet assignment and crew pairing problem
Published in Annals of operations research (01-06-2017)“…Airline schedule planning problems are typically decomposed into smaller problems, which are solved in a sequential manner, due to the complexity of the…”
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Scheduling twin robots on a line
Published in Naval research logistics (01-03-2014)“…This article introduces the twin robots scheduling problem (TRSP), in which two robots positioned at the opposite ends of a rail are required to deliver items…”
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14
Matheuristics for solving a multi-attribute collection problem for a charity organisation
Published in The Journal of the Operational Research Society (01-02-2015)“…This paper studies a real-life multi-attribute profit collecting vehicle routing problem, arising in the collection operations of a charity organisation in the…”
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15
A branch-and-cut algorithm for quadratic assignment problems based on linearizations
Published in Computers & operations research (01-04-2007)“…The quadratic assignment problem (QAP) is one of the hardest combinatorial optimization problems known. Exact solution attempts proposed for instances of size…”
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The Attractive Traveling Salesman Problem
Published in European journal of operational research (16-05-2010)“…In the Attractive Traveling Salesman Problem the vertex set is partitioned into facility vertices and customer vertices. A maximum profit tour must be…”
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The pickup and delivery traveling salesman problem with first-in-first-out loading
Published in Computers & operations research (01-06-2009)“…This paper addresses a variation of the traveling salesman problem with pickup and delivery in which loading and unloading operations have to be executed in a…”
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Solving a large-scale crew pairing problem
Published in The Journal of the Operational Research Society (01-10-2015)“…Airline companies seek to solve the problem of determining an assignment of crews to a pre-determined flight schedule with minimum total cost, called the Crew…”
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Survey of phytochemical composition and biological effects of three extracts from a wild plant (Cotoneaster nummularia Fisch. et Mey.): a potential source for functional food ingredients and drug formulations
Published in PloS one (19-11-2014)“…This study was focused on the analysis of the phenolic content, antioxidant, antibacterial, anti-cholinesterase, anti-tyrosinase, anti-amylase and…”
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Decarbonizing university campuses through the production of biogas from food waste: An LCA analysis
Published in Renewable energy (01-10-2021)“…The amount of food waste production in China catering industry is approximately 17–18 Mt per year. This sector accounts for about 20% of the total food losses…”
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