Journal: International Journal of Operational Research

Found 711 papers in total
A Goal Programming model for Aggregate Production Planning problem
A Goal Programming model for Aggregate Production Planning problem
2009,
Aggregate Production Planning (APP) involves the simultaneous determination...
Optimal policy for bulk queue with multiple types of server breakdown
Optimal policy for bulk queue with multiple types of server breakdown
2009,
In this paper, an unreliable server M X /M/1 queueing system with multiple...
Group binary decision making with multiple agents
Group binary decision making with multiple agents
2009,
Decision making and analysis are frequently considered from the perspective of a sole...
Group decision‐making within capital investment: a Fuzzy Analytic Hierarchy Process approach with developments
Group decision‐making within capital investment: a Fuzzy Analytic Hierarchy Process approach with developments
2009,
In this study, a Fuzzy Analytic Hierarchy Process (FAHP) of a car hire...
Quality control strategy in supply chain under asymmetric information
Quality control strategy in supply chain under asymmetric information
2009,
This paper is essentially concerned with the supplier and the buyer's quality control...
Using operational research to answer some interesting questions about NHL shootouts
Using operational research to answer some interesting questions about NHL shootouts
2009,
When NHL teams are tied after 60 min of regulation time and 5 min of...
Multiple component series systems with imperfect repair
Multiple component series systems with imperfect repair
2009,
Systems continuously deteriorate over time, and hence require repair and maintenance...
Ranking as parameter estimation
Ranking as parameter estimation
2009,
Ranking of alternatives is a common, difficult and repeatedly addressed problem,...
Two‐phase heuristics for scheduling of multiple projects
Two‐phase heuristics for scheduling of multiple projects
2009,
This paper deals with the problem of scheduling of multiple projects sharing a common...
Experimenting crossover operators to solve the vehicle routing problem with time windows by Genetic Algorithms
Experimenting crossover operators to solve the vehicle routing problem with time windows by Genetic Algorithms
2008,
In the Vehicle Routing Problem with Time Windows (VRPTW), a set of vehicles...
Production remanufacturing control problem for defective item under possibility constraints
Production remanufacturing control problem for defective item under possibility constraints
2008,
This paper presents a new type of an optimal control production‐recovery...
Are state‐owned banks less efficient? A long‐ vs. short‐run Data Envelopment Analysis of Chinese banks
Are state‐owned banks less efficient? A long‐ vs. short‐run Data Envelopment Analysis of Chinese banks
2008,
This paper applies Data Envelopment Analysis (DEA) to determine relative...
Determining Economic Manufacturing Quantity for an unreliable manufacturing system in discrete time setting
Determining Economic Manufacturing Quantity for an unreliable manufacturing system in discrete time setting
2008,
The paper considers an Economic Manufacturing Quantity (EMQ) problem for a...
Lattice path approach to busy period density of queueing system C2/C2/1
Lattice path approach to busy period density of queueing system C2/C2/1
2008,
The paper aims at busy period analysis of non‐Markovian queuing system...
Models for hospital location and capacity allocation for an area prone to natural disasters
Models for hospital location and capacity allocation for an area prone to natural disasters
2008,
This paper develops and analyses two basic models for hospital location and capacity...
Function optimisation and Brouwer Fixed‐Points on acute convex sets
Function optimisation and Brouwer Fixed‐Points on acute convex sets
2008,
The Brouwer Fixed‐Point (FP) theorem is as follows. Given a...
An integrated approach of Analytic Hierarchy Process and Fuzzy Linear Programming for supplier selection
An integrated approach of Analytic Hierarchy Process and Fuzzy Linear Programming for supplier selection
2008,
Supplier selection is a Multi‐Criteria Decision‐Making problem in a...
Fuzzy control of periodic‐review state‐dependent production systems with unknown deterioration rate
Fuzzy control of periodic‐review state‐dependent production systems with unknown deterioration rate
2008,
This paper presents the design of a fuzzy controller for a production inventory system...
Lower bounds for parallel machine scheduling problems
Lower bounds for parallel machine scheduling problems
2008,
We study the parallel machine scheduling problem with release dates and consider...
Possibility and necessity constraints and their uses in inventory control system
Possibility and necessity constraints and their uses in inventory control system
2008,
In this paper, analogous to chance constraints, real‐life necessary and...
Risk averse selective newsvendor problems
Risk averse selective newsvendor problems
2008,
Consider a firm that offers a product during a single selling season. The firm has the...
A single‐server Poisson queueing system with delayed‐service
A single‐server Poisson queueing system with delayed‐service
2008,
In this paper, we investigate busy period and queue length (steady‐state...
Examination of the similarity between a new Sigmoid function–based consensus ranking method and four commonly–used algorithms
Examination of the similarity between a new Sigmoid function–based consensus ranking method and four commonly–used algorithms
2008,
The problem of aggregating individual rankings to create an overall consensus ranking...
A new method based on a fuzzy outranking relation for supporting collective sorting decisions
A new method based on a fuzzy outranking relation for supporting collective sorting decisions
2008,
The present proposal concerns group sorting problems, which are special kind of...
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