Journal: Operational Research

Found 117 papers in total
A hybrid heuristic for the set covering problem
A hybrid heuristic for the set covering problem
2012,
In this paper, we present a hybrid approach combining an artificial bee colony (ABC)...
Stackelberg solutions for fuzzy random bilevel linear programming through level sets and probability maximization
Stackelberg solutions for fuzzy random bilevel linear programming through level sets and probability maximization
2012,
This paper considers Stackelberg solutions for bilevel linear programming problems...
Scheduling and routing of autonomous moving objects on a mesh topology
Scheduling and routing of autonomous moving objects on a mesh topology
2012,
Autonomous moving objects (AMOs), such as automated guided vehicles (AGVs) and...
Optimal equilibrium bidding strategies for budget constrained bidders in sponsored search auctions
Optimal equilibrium bidding strategies for budget constrained bidders in sponsored search auctions
2012,
Budget optimization (selecting an optimal set of keywords to bid for, given a limited...
A repairable discrete‐time retrial queue with recurrent customers, Bernoulli feedback and general retrial times
A repairable discrete‐time retrial queue with recurrent customers, Bernoulli feedback and general retrial times
2012,
This paper relates to a repairable Geo / G /1 retrial queue with general retrial...
Productivity and quality changes in Greek public hospitals
Productivity and quality changes in Greek public hospitals
2012,
The objective of this paper is to estimate productivity changes after the inclusion of...
Productive performance and its components in Greek public hospitals
Productive performance and its components in Greek public hospitals
2012,
Health systems and services have globally received significant dimensions with the...
Simulation in health‐care: lessons from other sectors
Simulation in health‐care: lessons from other sectors
2012,
This paper compares the results of broad‐range literature reviews over the...
On the estimation of the necessary inventory for hellenic public cord blood banks using simulation
On the estimation of the necessary inventory for hellenic public cord blood banks using simulation
2012,
Allogeneic hematopoietic stem cell transplantation is a relative new treatment method...
Health products sales forecasting using computational intelligence and adaptive neuro fuzzy inference systems
Health products sales forecasting using computational intelligence and adaptive neuro fuzzy inference systems
2012,
In our days the importance of reducing the inventory level in a healthcare...
The partially observable Markov decision processes in healthcare: an application to patients with ischemic heart disease (IHD)
The partially observable Markov decision processes in healthcare: an application to patients with ischemic heart disease (IHD)
2012,
Partially observable Markov Decision Process POMDP have been suggested a most popular...
Developing an employee evaluation management system: the case of a healthcare organization
Developing an employee evaluation management system: the case of a healthcare organization
2012,
The long‐term viability of a business organization depends on its ability to...
A lagrangean decomposition for the maximum independent set problem applied to map labeling
A lagrangean decomposition for the maximum independent set problem applied to map labeling
2011,
The Maximum Independent Set (MIS) problem is a well‐known problem where the aim...
Departure processes and busy periods of a tandem network
Departure processes and busy periods of a tandem network
2011,
Consider a single‐server tandem queueing network with a Markovian arrival...
Supply chain coordination under retail competition using stock dependent price‐setting newsvendor framework
Supply chain coordination under retail competition using stock dependent price‐setting newsvendor framework
2011,
Short life‐cycle products which are characterized by uncertain demand, short...
Supporting public decision making in policy deliberations: an ontological approach
Supporting public decision making in policy deliberations: an ontological approach
2011,
Supporting public decision making in policy deliberations has been a key objective of...
Bond pricing under imprecise information
Bond pricing under imprecise information
2011,
This article develops a computational method to implement the effect of imperfect...
A weighting method for 0–1 indefinite quadratic bilevel programming
A weighting method for 0–1 indefinite quadratic bilevel programming
2011,
In this paper a weighting method is developed to find the solution of a 0–1...
Mining log data for the analysis of learners’ behaviour in web‐based learning management systems
Mining log data for the analysis of learners’ behaviour in web‐based learning management systems
2011,
Nowadays, a great number of learning management systems (LMSs) both commercial and...
Drivers of a tourism e‐business strategy: the impact of information and communication technologies
Drivers of a tourism e‐business strategy: the impact of information and communication technologies
2011,
The possible interactions among tourism organizations, their customers and other...
Enriched assessment rubrics: a new medium for enabling teachers to easily assess student’s performance when participating in complex interactive learning scenarios
Enriched assessment rubrics: a new medium for enabling teachers to easily assess student’s performance when participating in complex interactive learning scenarios
2011,
Nowadays, teachers in school practice design and apply complex interactive learning...
Expert system personalized knowledge retrieval
Expert system personalized knowledge retrieval
2011,
In modern Economies, knowledge management systems (KMSs) applications are gradually...
Activity‐based management and traditional costing in tourist enterprises (a hotel implementation model)
Activity‐based management and traditional costing in tourist enterprises (a hotel implementation model)
2011,
Nowadays, Greece is a country blessed with many archeological monuments and...
Concealing the position of individuals in location‐based services
Concealing the position of individuals in location‐based services
2011,
The offering of location based services requires an in‐depth knowledge of the...
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