Journal: European Journal of Operational Research

Found 7937 papers in total
Accommodating diverse institutional investment objectives and constraints using non-linear goal programming
Accommodating diverse institutional investment objectives and constraints using non-linear goal programming
1998,
Institutional portfolio managers face a diverse mix of conflicting investment...
Epsilon-dominating solutions in mean-variance portfolio analysis
Epsilon-dominating solutions in mean-variance portfolio analysis
1998,
In this paper the problem of finding the efficient set of portfolios, in a general...
A learning curve model with knowledge depreciation
A learning curve model with knowledge depreciation
1998,
Empirical studies in several industries have verified that unit costs decline as...
Heuristic concentration and Tabu search: A head to head comparison
Heuristic concentration and Tabu search: A head to head comparison
1998,
Earlier this year two papers applying the metaheuristics Tabu search (TS) and...
Exact and heuristic algorithms for the uncapacitated multiple allocation p-hub median problem
Exact and heuristic algorithms for the uncapacitated multiple allocation p-hub median problem
1998,
In this paper new mixed integer linear programming formulations for the multiple...
The design of service systems with queueing time cost, workload capacities and backup service
The design of service systems with queueing time cost, workload capacities and backup service
1998,
This paper studies a reliable service system design problem that involves locating...
An interactive reservoir management system for Lake Kariba
An interactive reservoir management system for Lake Kariba
1998,
This paper presents a user-interactive decision support system (DSS) for managing of...
Some personal views on the current state and the future of Locational Analysis
Some personal views on the current state and the future of Locational Analysis
1998,
In this paper a group of participants of the 12th European Summer Institute which took...
A hybrid inexact-stochastic water management model
A hybrid inexact-stochastic water management model
1998,
An inexact-stochastic water management model is proposed and applied to a case study...
Efficiency in constrained continuous location
Efficiency in constrained continuous location
1998,
We present a geometrical characterization of the efficient, weakly efficient and...
Relationships between the decision support system subspecialties and reference disciplines: An empirical investigation
Relationships between the decision support system subspecialties and reference disciplines: An empirical investigation
1998,
This is a comprehensive study, that, by means of an empirical assessment of the DSS...
Some new algorithms for location problems on networks
Some new algorithms for location problems on networks
1998,
In this paper we present new algorithms for the one centre, the one median and the one...
On evaluating the performance of GSS: Furthering the debate
On evaluating the performance of GSS: Furthering the debate
1998,
Following criticism from proponents of workstation group support systems about the...
Coincidence conditions in multifacility location problems with positive and negative weights
Coincidence conditions in multifacility location problems with positive and negative weights
1998,
In minisum multifacilty location problems one has to find locations for some new...
A multi-modal approach to the location of a rapid transit line
A multi-modal approach to the location of a rapid transit line
1998,
The location of a rapid transit line (RTL) represents a very complex decision problem...
A multiobjective programming model for locating treatment sites and routing hazardous wastes
A multiobjective programming model for locating treatment sites and routing hazardous wastes
1998,
In this paper, a multiobjective model for locating disposal or treatment facilities...
Restricted center problems under polyhedral gauges
Restricted center problems under polyhedral gauges
1998,
Given a finite set Ex = {Ex 1 ,Ex 2 ,..., Ex M } in the plane and a forbidden region...
The Weber problem with regional demand
The Weber problem with regional demand
1998,
This paper is devoted to the study of the Regional Weber Problem, an extension of the...
A new assignment rule to improve seed points algorithms for the continuous k-center problem
A new assignment rule to improve seed points algorithms for the continuous k-center problem
1998,
Due to its complexity, the k -center problem cannot be solved exactly when the number...
The return plant location problem: Modelling and resolution
The return plant location problem: Modelling and resolution
1998,
The formulation and analysis of a new plant location problem is presented. The problem...
A tabu search approach to the constraint satisfaction problem as a general problem solver
A tabu search approach to the constraint satisfaction problem as a general problem solver
1998,
Many combinatorial problems, including a variety of combinatorial optimization...
One-dimensional machine location problems in a multi-product flowline with equidistant locations
One-dimensional machine location problems in a multi-product flowline with equidistant locations
1998,
An assignment of machines to locations along a straight track is required to optimize...
A bicriteria model for locating a semi-desirable facility in the plane
A bicriteria model for locating a semi-desirable facility in the plane
1998,
We consider the problem of locating a facility in the plane. Customers want the...
Locating least-distant lines in the plane
Locating least-distant lines in the plane
1998,
In this paper we deal with locating a line in a plane. Given a set of existing...
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