Search Results - "Usberti, Fábio"
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An efficiency-based path-scanning heuristic for the capacitated arc routing problem
Published in Computers & operations research (01-03-2019)“…•The CARP is an NP-hard combinatorial optimization problem with practical applications.•A path-scanning with efficiency rule (PS-Efficiency) heuristic is…”
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A redistricting problem applied to meter reading in power distribution networks
Published in Computers & operations research (01-01-2014)“…The capacitated redistricting problem (CRP) has the objective to redefine, under a given criterion, an initial set of districts of an urban area represented by…”
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Neural-Based Ensembles and Unorganized Machines to Predict Streamflow Series from Hydroelectric Plants
Published in Energies (Basel) (01-09-2020)“…Estimating future streamflows is a key step in producing electricity for countries with hydroelectric plants. Accurate predictions are particularly important…”
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Hybrid genetic algorithm for the open capacitated arc routing problem
Published in Computers & operations research (01-02-2018)“…•A hybrid genetic algorithm is proposed for the open capacitated arc routing problem.•Solutions are encoded as permutations of required arcs, ignoring vehicle…”
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On the approximability and energy-flow modeling of the electric vehicle sharing problem
Published in Computers & industrial engineering (01-06-2024)“…The electric vehicle sharing problem (EVSP) arises from the planning and operation of one-way electric car-sharing systems. It aims to maximize the total…”
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A quadratic formulation for the optimal allocation of fault indicators
Published in Electric power systems research (01-06-2024)“…Faults are an inherent part of power distribution systems, and fault indicators play a crucial role in self-healing smart distribution systems by assisting in…”
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On the complexity and modeling of the electric vehicle sharing problem
Published in Computers & industrial engineering (01-05-2023)“…We introduce the electric vehicle sharing problem (EVSP), a problem that arises from the planning and operation of electric car-sharing systems with one-way…”
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Exact approaches for the Minimum Subgraph Diameter Problem
Published in Computers & operations research (01-02-2023)“…This work addresses the Minimum Subgraph Diameter Problem (MSDP), an NP-hard problem with applications to network design. Given an undirected graph with…”
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Interruption flows for reliability evaluation of power distribution networks
Published in Operational research (01-03-2023)“…Energy networks should strive for reliability. How can it be assessed, measured, and improved? What are the best trade-offs between investments and their…”
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GRASP with evolutionary path-relinking for the capacitated arc routing problem
Published in Computers & operations research (01-12-2013)“…The Capacitated Arc Routing Problem (CARP) is a well-known NP-hard combinatorial optimization problem where, given an undirected graph, the objective is to…”
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Multi-objective models for crop rotation planning problems
Published in Agricultural systems (01-08-2024)“…Agriculture is a vital component of the global economy and modern societies. It has undergone significant consolidation and transformation in response to the…”
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A theoretical and computational study of green vehicle routing problems
Published in Journal of combinatorial optimization (01-07-2023)“…This work investigates green vehicle routing problems (G-VRPs). GVRPs are NP-hard problems embodying the motivation, concepts, and advances of green logistics…”
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Switch Allocation Problems in Power Distribution Systems
Published in IEEE transactions on power systems (01-01-2015)“…Reliability analysis of power systems has been attracting increasing attention. Regulatory agencies establish reliability standards that, if infringed, result…”
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A parameterized lower bounding method for the open capacitated arc routing problem
Published in EURO journal on computational optimization (2023)“…Consider an undirected graph with demands scattered over the edges and a homogeneous fleet of vehicles to service the demands. In the open capacitated arc…”
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Lagrangian relaxation for maximum service in multicast routing with QoS constraints
Published in International transactions in operational research (01-01-2024)“…In this paper, we propose a new variant of the Multicast Routing Problem called Maximum Service in Multicast Routing with Quality of Service constraints…”
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A pseudo-polynomial algorithm for optimal capacitor placement on electric power distribution networks
Published in European journal of operational research (01-10-2012)“…► The paper rescues dynamic programming for solving the capacitor allocation problem. ► Optimal solutions are obtained with linear time complexity for real…”
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The open capacitated arc routing problem
Published in Computers & operations research (01-11-2011)“…The Open Capacitated Arc Routing Problem (OCARP) is a NP-hard combinatorial optimization problem where, given an undirected graph, the objective is to find a…”
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18
Hierarchical multiple criteria optimization of maintenance activities on power distribution networks
Published in Annals of operations research (01-01-2015)“…Power distribution utilities must transport quality and reliable electric energy to all of the customers in a given network within specified targets. Failure…”
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GRASP with evolutionary path-relinking for the capacitated arc routing problem : GRASP with path relinking
Published in Computers & operations research (2013)Get full text
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Improving reliability with optimal allocation of maintenance resources: an application to power distribution networks
Published in Annals of operations research (01-09-2024)“…Power distribution networks should strive for reliable delivery of energy. In this paper, we support this endeavor by addressing the Maintenance Resources…”
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