Journal: Annals of Operations Research

Found 3339 papers in total
Variable neighbourhood search: methods and applications
Variable neighbourhood search: methods and applications
2010,
Variable neighbourhood search (VNS) is a metaheuristic, or a framework for building...
Mathematical optimization in intensity modulated radiation therapy
Mathematical optimization in intensity modulated radiation therapy
2010,
The design of an intensity modulated radiotherapy treatment includes the selection of...
Inventory based allocation policies for flexible servers in serial systems
Inventory based allocation policies for flexible servers in serial systems
2009,
Motivated by an industry example, we study a two-station serial system in which we...
Stability and accuracy functions in a coalition game with bans, linear payoffs and antagonistic strategies
Stability and accuracy functions in a coalition game with bans, linear payoffs and antagonistic strategies
2009,
A coalition game with a finite number of players in which initial coefficients of...
Linear transformations to decrease computational requirements of solving some known linear programming models
Linear transformations to decrease computational requirements of solving some known linear programming models
2009,
Imposing additional weight restrictions increases the degeneracy and computational...
Fixed Charge Transportation Problems: a new heuristic approach based on Lagrangean relaxation and the solving of core problems
Fixed Charge Transportation Problems: a new heuristic approach based on Lagrangean relaxation and the solving of core problems
2009,
In this paper the Fixed Charge Transportation Problem is considered. A new heuristic...
Variable neighbourhood search for the minimum labelling Steiner tree problem
Variable neighbourhood search for the minimum labelling Steiner tree problem
2009,
We present a study on heuristic solution approaches to the minimum labelling Steiner...
Dynamic asset allocation under VaR constraint with stochastic interest rates
Dynamic asset allocation under VaR constraint with stochastic interest rates
2009,
This paper addresses the problem of dynamic asset allocation under a bounded shortfall...
An approximation for multi-server queues with deterministic reneging times
An approximation for multi-server queues with deterministic reneging times
2009,
This work was motivated by the timeout mechanism used in managing application servers...
Differential evolution and combinatorial search for constrained index-tracking
Differential evolution and combinatorial search for constrained index-tracking
2009,
Index-tracking is a low-cost alternative to active portfolio management. The...
A decision model for ranking suppliers in the presence of cardinal and ordinal data, weight restrictions, and nondiscretionary factors
A decision model for ranking suppliers in the presence of cardinal and ordinal data, weight restrictions, and nondiscretionary factors
2009,
Selecting an appropriate supplier for outsourcing is now one of the most important...
An exact algorithm for the type-constrained and variable sized bin packing problem
An exact algorithm for the type-constrained and variable sized bin packing problem
2009,
In this paper, we introduce an additional constraint to the one-dimensional variable...
Pareto optimal allocations and dynamic programming
Pareto optimal allocations and dynamic programming
2009,
The aim of the paper is to show the relations between dynamic programming (DP) and the...
A randomized algorithm for the min-max selecting items problem with uncertain weights
A randomized algorithm for the min-max selecting items problem with uncertain weights
2009,
This paper deals with the min-max version of the problem of selecting p items of the...
Allocating flexible servers in serial systems with switching costs
Allocating flexible servers in serial systems with switching costs
2009,
Consider a firm that operates a make-to-order serial production system and employs a...
Optimally solving the alternative subgraphs assembly line balancing problem
Optimally solving the alternative subgraphs assembly line balancing problem
2009,
Assembly line balancing problems (ALBP) consist of distributing the total workload for...
Setting gates for activities in the stochastic project scheduling problem through the cross entropy methodology
Setting gates for activities in the stochastic project scheduling problem through the cross entropy methodology
2009,
This paper addresses the problem of scheduling activities in projects with stochastic...
First-order optimality conditions and duality results for multi-objective optimisation problems
First-order optimality conditions and duality results for multi-objective optimisation problems
2009,
In this paper, first-order optimality conditions for certain type of multi-objective...
Waiting time approximation in single-class queueing systems with multiple types of interruptions: modeling congestion at waterways entrances
Waiting time approximation in single-class queueing systems with multiple types of interruptions: modeling congestion at waterways entrances
2009,
We consider a single-server queue subject to multiple types of operation-independent...
Single-machine scheduling with both deterioration and learning effects
Single-machine scheduling with both deterioration and learning effects
2009,
This paper considers a single-machine scheduling problem with both deterioration and...
Assignment problems with changeover cost
Assignment problems with changeover cost
2009,
We consider some variant models, having changeover cost, of the assignment problem. In...
Distribution systems design with two-level routing considerations
Distribution systems design with two-level routing considerations
2009,
In this study, we formulate and analyze a strategic design model for three-echelon...
Optimal hierarchical system of a grid road network
Optimal hierarchical system of a grid road network
2009,
This paper develops a simple analytical model for determining the hierarchical system...
The multichoice coalition value
The multichoice coalition value
2009,
In this paper we define a solution for multichoice games which is a generalization of...
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