Keywords: آرامش لاگرانژ; Hub location; Flow-dependent costs; Lagrangean relaxation;
مقالات ISI آرامش لاگرانژ (ترجمه نشده)
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Keywords: آرامش لاگرانژ; MILP; Disjunctive programming; GDP; Lagrangean relaxation
Keywords: آرامش لاگرانژ; Nonbifurcated hop-constrained multicommodity network design problem; Formulations; Relaxations; Lagrangean relaxation
Keywords: آرامش لاگرانژ; Heat exchanger network synthesis; Multiperiod synthesis; Uncertainty; Flexibility; Lagrangean relaxation; Lagrangean decomposition;
Keywords: آرامش لاگرانژ; Supply chain; Fuelwood; Mixed integer linear programming (MILP); Lagrangean relaxation; Demand uncertainty;
A hybrid Lagrangean heuristic with GRASP and path-relinking for set k-covering
Keywords: آرامش لاگرانژ; GRASP; Hybrid heuristics; Metaheuristics; Path-relinking; Lagrangean relaxation; Lagrangean heuristics; Local search; Set covering; Set multicovering; Set k-covering;
A Lagrangean-based heuristics for the target covering problem in wireless sensor network
Keywords: آرامش لاگرانژ; Sensor scheduling; Maximum set covers; Lagrangean relaxation; Combinatorial optimization
Supply chain system design integrated with risk pooling
Keywords: آرامش لاگرانژ; Supply chain; Risk pooling; Production–distribution; Inventory; Piece-wise linear; Lagrangean relaxation
Heuristics for the single source capacitated multi-facility Weber problem
Keywords: آرامش لاگرانژ; Location–allocation; Single source transportation; Lagrangean relaxation; VLSN search
A column generation approach for the unconstrained binary quadratic programming problem
Keywords: آرامش لاگرانژ; Quadratic programming; Column generation; Lagrangean relaxation
An aggregation heuristic for large scale p-median problem
Keywords: آرامش لاگرانژ; p-Median problem; Clustering analysis; Lagrangean relaxation; Core heuristic; Aggregation procedure;
Some heuristic methods for solving p-median problems with a coverage constraint
Keywords: آرامش لاگرانژ; Location; p-Median; Coverage constraint; Local search; GRASP; Lagrangean relaxation;
A computational study of a nonlinear minsum facility location problem
Keywords: آرامش لاگرانژ; p-median problem; Lagrangean relaxation; Core heuristic; Nonlinear integer programming
Stochastic dual dynamic programming applied to nonconvex hydrothermal models
Keywords: آرامش لاگرانژ; Programming: stochastic; Integer; Benders decomposition; Lagrangean relaxation; Stochastic dual dynamic programming; Production/scheduling: planning
Algorithms for large scale Shift Minimisation Personnel Task Scheduling Problems
Keywords: آرامش لاگرانژ; Scheduling; Lagrangean relaxation; Task Scheduling; Machine scheduling; Personnel scheduling
Semi-Lagrangean approach for price discovery in markets with non-convexities
Keywords: آرامش لاگرانژ; OR in energy; Mathematical programming; Non-convexities; Lagrangean relaxation
An efficient Lagrangean heuristic for rental vehicle scheduling
Keywords: آرامش لاگرانژ; Rental vehicle scheduling; Lagrangean relaxation; Assignment problem; Network flows; Large scale optimization; Parallel computing
Cost optimization of integrated network planning based on adaptive sectorization in hybrid F/CDMA telecommunications system via Lagrangean relaxation
Keywords: آرامش لاگرانژ; CDMA; Combinatorial optimization; Hybrid F/CDMA scheme; Lagrangean relaxation; Network planning; Network survivability; Sectorization
Lagrangean duals and exact solution to the capacitated p-center problem
Keywords: آرامش لاگرانژ; Discrete location; Capacitated p-center; Lagrangean relaxation
A non-delayed relax-and-cut algorithm for scheduling problems with parallel machines, due dates and sequence-dependent setup times
Keywords: آرامش لاگرانژ; Scheduling problems; Parallel machines; Lagrangean relaxation; Relax-and-cut
A Lagrangean relaxation approach for QoS networks CFA problems
Keywords: آرامش لاگرانژ; Network design and planning; Queueing theory; Mathematical programming/optimization; Lagrangean relaxation
A decomposition approach for the probabilistic maximal covering location-allocation problem
Keywords: آرامش لاگرانژ; Location problems; Lagrangean relaxation; Congested systems; Column generation
Tight bounds from a path based formulation for the tree of hub location problem
Keywords: آرامش لاگرانژ; Hub location; Spanning trees; Lagrangean relaxation
Lower and upper bounds for a capacitated plant location problem with multicommodity flow
Keywords: آرامش لاگرانژ; Location; Multicommodity flow; Tabu search; Lagrangean relaxation
Stochastic single-source capacitated facility location model with service level requirements
Keywords: آرامش لاگرانژ; Stochastic facility location problem; Service level; Chance constrained programming; Lagrangean relaxation; Multi-exchange heuristic;
Lagrangean relaxation based heuristics for lot sizing with setup times
Keywords: آرامش لاگرانژ; Inventory; Setup time; Reformulation; Lagrangean relaxation; Heuristic
Bandwidth packing with priority classes
Keywords: آرامش لاگرانژ; OR in telecommunications; Bandwidth packing; Integer programming; Lagrangean relaxation; Priority classes
Solving the swath segment selection problem through Lagrangean relaxation
Keywords: آرامش لاگرانژ; Earth observation satellites; Lagrangean relaxation; Combinatorial optimization
A Lagrangean relaxation approach for the mixed-model flow line sequencing problem
Keywords: آرامش لاگرانژ; Mixed-model flow lines; Makespan; Lagrangean relaxation
Lagrangean relaxation with clusters for point-feature cartographic label placement problems
Keywords: آرامش لاگرانژ; Lagrangean relaxation; Integer programming; Label placement
Stochastic facility location with general long-run costs and convex short-run costs
Keywords: آرامش لاگرانژ; Facility location; Stochastic programming; Lagrangean relaxation; Economies of scale
A dual ascent procedure for the set partitioning problem
Keywords: آرامش لاگرانژ; Linear programming; Large scale set partitioning; Dual heuristics; Lagrangean relaxation; Subgradient optimization
The multi-weighted Steiner tree problem: A reformulation by intersection
Keywords: آرامش لاگرانژ; Network design; Spanning trees and Steiner trees; Linear programming relaxation; Reformulation techniques; Lagrangean relaxation
Approximating k-cuts using network strength as a Lagrangean relaxation
Keywords: آرامش لاگرانژ; Combinatorial optimization; Graph theory; Approximation algorithm; Lagrangean relaxation
Minimum-energy broadcast and multicast in wireless networks: An integer programming approach and improved heuristic algorithms
Keywords: آرامش لاگرانژ; Algorithm; Broadcast; Integer programming; Lagrangean relaxation; Minimum-energy; Multicast; Performance evaluation; Wireless networks
Lagrangean-based techniques for the supply chain management of flexible process networks
Keywords: آرامش لاگرانژ; Lagrangean relaxation; Continuous process network; MILP; Decomposition
Optimal infrastructure design and expansion of broadband wireless access networks
Keywords: آرامش لاگرانژ; OR in telecommunications; Broadband wireless access; Capacity expansion; Network design; Integer programming; Lagrangean relaxation; Subgradient method; Heuristic
A Lagrangean relaxation and decomposition algorithm for the video placement and routing problem
Keywords: آرامش لاگرانژ; Integer programming; Video on demand; Placement; Routing; Lagrangean relaxation; Decomposition
A branch-and-bound algorithm for the singly constrained assignment problem
Keywords: آرامش لاگرانژ; Linear assignment; Lagrangean relaxation; Branch-and-bound; Side constraint
Lagrangean relaxation with clusters and column generation for the manufacturer's pallet loading problem
Keywords: آرامش لاگرانژ; Pallet loading; Lagrangean relaxation; Column generation
A branch-and-price algorithm for the capacitated facility location problem
Keywords: آرامش لاگرانژ; Capacitated facility location; Mixed-integer programming; Lagrangean relaxation; Column generation; Branch-and-price
Polyhedral results and exact algorithms for the asymmetric travelling salesman problem with replenishment arcs
Keywords: آرامش لاگرانژ; Combinatorial optimisation; Travelling salesman; Polyhedral analysis; Lagrangean relaxation; Branch-and-bound method
Computational approaches to a combinatorial optimization problem arising from text classification
Keywords: آرامش لاگرانژ; Combinatorial optimization; Lagrangean relaxation; Threshold Accepting; Simulated Annealing
Solution approaches for facility location of medical supplies for large-scale emergencies
Keywords: آرامش لاگرانژ; Maximal covering problem; Large-scale emergency; Genetic algorithm; Greedy algorithm; Locate–allocate; Lagrangean relaxation
Finding minimum and equitable risk routes for hazmat shipments
Keywords: آرامش لاگرانژ; Hazardous materials; Transportation planning; Lagrangean relaxation; Heuristics
Heuristics for cartographic label placement problems
Keywords: آرامش لاگرانژ; Label placement; Modeling; Lagrangean relaxation; Lagrangean/Surrogate relaxation; Heuristic
Lagrangean heuristics combined with reoptimization for the 0–1 bidimensional knapsack problem
Keywords: آرامش لاگرانژ; 0–1 Knapsack; Lagrangean relaxation; Subgradient algorithm; Local search; Reoptimization
Multicast tree rearrangement to recover node failures in overlay multicast networks
Keywords: آرامش لاگرانژ; IP multicast; Overlay; Node failure; Lagrangean relaxation
Survivability and performance optimization of mobile wireless communication networks in the event of base station failure
Keywords: آرامش لاگرانژ; Base station recovery; Lagrangean relaxation; Mathematical modeling; Network survivability; Performance evaluation; Quality of service
A branch-and-bound algorithm to solve the linear ordering problem for weighted tournaments
Keywords: آرامش لاگرانژ; Linear ordering problem; Slater's problem; Kemeny's problem; Median order; Tournaments; Branch and bound; Lagrangean relaxation; Noising methods