Journal: European Journal of Operational Research

Found 7937 papers in total
Evolutionary hybrid approaches for generation scheduling in power systems
Evolutionary hybrid approaches for generation scheduling in power systems
2007,
Generation scheduling (GS) in power systems is a tough optimisation problem which...
Within-group common weights in Data Envelopment Analysis: an analysis of power plant efficiency
Within-group common weights in Data Envelopment Analysis: an analysis of power plant efficiency
2007,
In many real world applications where DEA is applied, DMUs can often be put into...
Measurement of returns to scale using a non-radial DEA model: A range-adjusted measure approach
Measurement of returns to scale using a non-radial DEA model: A range-adjusted measure approach
2007,
This research theoretically explores the measurement of returns to scale (RTS), using...
Network data envelopment analysis efficiency in input–output models: With an application to OECD countries
Network data envelopment analysis efficiency in input–output models: With an application to OECD countries
2007,
We undertake network efficiency analysis within an input–output model that...
A mixed integer linear programming formulation of the optimal mean/Value-at-Risk portfolio problem
A mixed integer linear programming formulation of the optimal mean/Value-at-Risk portfolio problem
2007,
In this paper, we consider an extension of the Markovitz model, in which the variance...
On the existence of solutions to the quadratic mixed-integer mean–variance portfolio selection problem
On the existence of solutions to the quadratic mixed-integer mean–variance portfolio selection problem
2007,
In the standard mean–variance portfolio selection approach, several operative...
Decision making in stock trading: an application of PROMETHEE
Decision making in stock trading: an application of PROMETHEE
2007,
The key issue for decision making in stock trading is selection of the right stock at...
An optimal design of collateralized mortgage obligation with PAC-companion structure using dynamic cash reserve
An optimal design of collateralized mortgage obligation with PAC-companion structure using dynamic cash reserve
2007,
This paper presents a model for optimally designing a collateralized mortgage...
Comparative efficiency analysis of Portuguese bank branches
Comparative efficiency analysis of Portuguese bank branches
2007,
The advent of Internet banking and phone banking is changing the role of bank branches...
Randomly generating portfolio-selection covariance matrices with specified distributional characteristics
Randomly generating portfolio-selection covariance matrices with specified distributional characteristics
2007,
In portfolio selection, there is often the need for procedures to generate...
Multi-objective stochastic programming for portfolio selection
Multi-objective stochastic programming for portfolio selection
2007,
Generally, in the portfolio selection problem the Decision Maker (DM) considers...
Improving computational capabilities for addressing volume constraints in forest harvest scheduling problems
Improving computational capabilities for addressing volume constraints in forest harvest scheduling problems
2007,
Forest Harvest Scheduling problems incorporating area-based restrictions have been of...
A non-radial Data Envelopment Analysis approach to measuring environmental performance
A non-radial Data Envelopment Analysis approach to measuring environmental performance
2007,
Data envelopment analysis (DEA) has gained great popularity in environmental...
A semi-Markov model for patient progression through clinical trials
A semi-Markov model for patient progression through clinical trials
2007,
Clinical trials constitute large, resource-intensive endeavors for pharmaceutical...
Building cyclic master surgery schedules with leveled resulting bed occupancy
Building cyclic master surgery schedules with leveled resulting bed occupancy
2007,
This paper proposes and evaluates a number of models for building surgery schedules...
Joint optimisation of maintenance and buffer size in a manufacturing system
Joint optimisation of maintenance and buffer size in a manufacturing system
2007,
The objective of this work is to jointly optimise the maintenance of a...
Optimal periodic replacement policy for repairable products under free-repair warranty
Optimal periodic replacement policy for repairable products under free-repair warranty
2007,
This paper investigates the effects of a free-repair warranty on the periodic...
On a scheme for predictive maintenance
On a scheme for predictive maintenance
2007,
An operating system contains a replaceable unit whose wear (i.e. accumulated amount of...
More accurate breakdown voltage estimation for the new step-up test method in the Gumbel distribution model
More accurate breakdown voltage estimation for the new step-up test method in the Gumbel distribution model
2007,
The estimation problems for the conventional step-up method (the observed breakdown...
Searching for multiobjective preventive maintenance schedules: Combining preferences with evolutionary algorithms
Searching for multiobjective preventive maintenance schedules: Combining preferences with evolutionary algorithms
2007,
Heavy industry maintenance facilities at aircraft service centers or railroad yards...
The organizational learning curve
The organizational learning curve
2007,
A very practical consequence of organizational learning is that the time required to...
Balancing productivity and consumer satisfaction for profitability: Statistical and fuzzy regression analysis
Balancing productivity and consumer satisfaction for profitability: Statistical and fuzzy regression analysis
2007,
This paper examines the relationships among productivity, consumer satisfaction and...
Pattern's reliability importance under dependence condition and different information levels
Pattern's reliability importance under dependence condition and different information levels
2007,
Using martingale methods in reliability theory we developed the Barlow and Proschan...
Bounds on convex reliability functions with known first moments
Bounds on convex reliability functions with known first moments
2007,
In this paper, upper and lower bounds are derived for convex reliability functions (or...
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