Journal: Investigacin Operativa

Found 58 papers in total
Separable Augmented Lagrangians for the decomposition of large convex programs
Separable Augmented Lagrangians for the decomposition of large convex programs
1995,
Augmented Lagrangians are very attractive to regularize the classical dual methods for...
A structural way for the study of Hamiltonian problems
A structural way for the study of Hamiltonian problems
1995,
A vertex-set partition in an undirected graph is defined in a way that information...
Applying an interior point algorithm to asset-liability models
Applying an interior point algorithm to asset-liability models
1995,
The development of optimization models for financial planning has drawn an increasing...
Optimization problems related to the cut of paper reels: A dual approach
Optimization problems related to the cut of paper reels: A dual approach
1995,
A mathematical model to the problem of minimizing paper losses and the total time for...
Complexity-based implementation guidelines for Dynamic Programming: Bicriteria case
Complexity-based implementation guidelines for Dynamic Programming: Bicriteria case
1994,
Although Dynamic Programming is one of the most used tools in optimization practice,...
Projection methods for the convex feasibility problem: A review
Projection methods for the convex feasibility problem: A review
1994,
The paper reviews the properties of a projection on a nonempty closed convex set, and...
An exact method for the linear constraint satisfaction problem: Application to the satisfiability problem
An exact method for the linear constraint satisfaction problem: Application to the satisfiability problem
1994,
This paper presents an improved version-denoted FAST93-of our method FAST which proves...
Minimization of a concave quadratic function subject to box constraints
Minimization of a concave quadratic function subject to box constraints
1994,
The authors introduce a finite algorithm (MINBCQP) for finding a stationary point of a...
Implication graph and quadratic 0-1 optimization
Implication graph and quadratic 0-1 optimization
1994,
The authors present in this paper a new approach for the optimization of a quadratic...
Planning, scenarios and Bayesian forecasting models
Planning, scenarios and Bayesian forecasting models
1994,
Planning and forecasting are two related activities in which the construction of...
A survey of computer network design problems
A survey of computer network design problems
1994,
Modern computer networks are complex entities that are difficult to design and manage....
Cutting stock: Position of free cut
Cutting stock: Position of free cut
1994,
The position of the free cut problem is the particular assortment problem where the...
A guide to implementing tabu search
A guide to implementing tabu search
1994,
In recent years the number of tabu search (TS) users has dramatically increased, as...
The PROMETHEE-GAIA decision support system for multicriteria investigations
The PROMETHEE-GAIA decision support system for multicriteria investigations
1994,
In this paper the interest to treat economical problems by multicriteria tools is...
The location-covering problem: A bicriterion interactive approach
The location-covering problem: A bicriterion interactive approach
1994,
The Location-Covering Problem (LCP) is a well-known combinatorial optimization problem...
Profile and wavefront reduction of large sparse matrices based on spectral properties of a graph
Profile and wavefront reduction of large sparse matrices based on spectral properties of a graph
1994,
This paper investigates profile and wavefront reduction of large sparse matrices of...
The ‘kaizen’ management principle
The ‘kaizen’ management principle
1994,
What is quality? A product or service of high quality should satisfy the actual and...
Equipment replacement and inflation
Equipment replacement and inflation
1994,
Mass production has been found to be an economical instrument for satisfying human...
A comparative study of downside risk and volatility in asset allocation
A comparative study of downside risk and volatility in asset allocation
1994,
Risk management plays a central role in portfolio theory. In order to capture the...
Triangulated graphs: A survey
Triangulated graphs: A survey
1992,
In this work, the authors survey some different characterizations of triangulated...
Heuristics for the minimum Hamiltonian cycle problem. Part II: Partitioning heuristics for symmetric large scale graphs and guaranteed performance for the MinMax version
Heuristics for the minimum Hamiltonian cycle problem. Part II: Partitioning heuristics for symmetric large scale graphs and guaranteed performance for the MinMax version
1992,
This and a companion paper (Part I) describe the main heuristics for the symmetric...
A probabilistic and informational basis to optimize expert systems
A probabilistic and informational basis to optimize expert systems
1992,
This paper presents a knowledge representation and a probability estimation basis for...
Uncapacited Location Problem: Models and algorithms
Uncapacited Location Problem: Models and algorithms
1992,
The facility Location Problem considers a graph G=(N,A) where N is the set of nodes...
Referee assignment for volleyball championships: A competition between three local search heuristics
Referee assignment for volleyball championships: A competition between three local search heuristics
1992,
The authors model the problem of assigning referees to matches of volleyball...
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