Journal: International Journal of Operational Research

Found 711 papers in total
Optimal ordering policies of an inventory model for deteriorating items with demand inversely proportional to the on‐hand inventory
Optimal ordering policies of an inventory model for deteriorating items with demand inversely proportional to the on‐hand inventory
2012,
In this paper, we develop and analyse an inventory model for deteriorating items with...
A class‐based storage warehouse design using a particle swarm optimisation algorithm
A class‐based storage warehouse design using a particle swarm optimisation algorithm
2012,
Classical warehouse design is commonly done in two steps by first determining the...
On an adjacency cluster merit approach
On an adjacency cluster merit approach
2012,
This work addresses the cluster validation problem of determining the 'right' number...
Stochastic analysis of a reheating‐furnace system subject to preventive maintenance and repair
Stochastic analysis of a reheating‐furnace system subject to preventive maintenance and repair
2012,
This paper presents a stochastic model to determine the performance of a...
Optimum process plan selection via branch‐and‐bound algorithm in an automated manufacturing environment
Optimum process plan selection via branch‐and‐bound algorithm in an automated manufacturing environment
2012,
Due to the accessibility of alternative machines, tools, fixtures and other auxiliary...
Integrated inventory model for three‐layer supply chains with stochastic demand
Integrated inventory model for three‐layer supply chains with stochastic demand
2012,
In this paper, we consider three‐stage inventory production system in...
A unified approach for developing two‐dimensional software reliability model
A unified approach for developing two‐dimensional software reliability model
2012,
Software testing can be defined as a process to detect faults in the totality and...
An AHP‐based approach for the selection of HFMS: an Indian perspective
An AHP‐based approach for the selection of HFMS: an Indian perspective
2012,
To meet the challenges imposed by today's dynamic market conditions, it is the right...
A novel particle swarm optimisation algorithm for continuous function optimisation
A novel particle swarm optimisation algorithm for continuous function optimisation
2012,
Particle swarm optimisation (PSO) algorithms are applied in a variety of...
An algorithm for the disjunctively constrained knapsack problem
An algorithm for the disjunctively constrained knapsack problem
2012,
This paper proposes an adaptation of the scatter search (SS)...
Developing a new chance‐constrained DEA model for suppliers selection in the presence of undesirable outputs
Developing a new chance‐constrained DEA model for suppliers selection in the presence of undesirable outputs
2012,
Supplier selection is a significant and widely studied theme since it has a...
Linear programmes with trapezoidal fuzzy numbers: a duality approach
Linear programmes with trapezoidal fuzzy numbers: a duality approach
2012,
Solving fuzzy linear programming problems have received a great deal of attention....
A formal method for analysing and assessing operational risk in supply chains
A formal method for analysing and assessing operational risk in supply chains
2012,
This paper formalises an objective method to identify and assess operational risk in...
Minimising variance of job completion times in a single machine
Minimising variance of job completion times in a single machine
2012,
In this paper, we consider a deterministic n‐job, single‐machine...
Computing system length distribution of a finite‐buffer bulk‐arrival bulk‐service queue with variable server capacity
Computing system length distribution of a finite‐buffer bulk‐arrival bulk‐service queue with variable server capacity
2011,
In a recent paper, Chang et al. (2004) analysed finite‐buffer...
Project crashing in the presence of general non‐linear activity time reduction costs
Project crashing in the presence of general non‐linear activity time reduction costs
2011,
In this paper, we are concerned with the project crashing problem. The functional form...
Development of simulation‐based metamodels for the analysis of routing flexibility, sequencing flexibility and scheduling decision rules on the performance of an FMS
Development of simulation‐based metamodels for the analysis of routing flexibility, sequencing flexibility and scheduling decision rules on the performance of an FMS
2011,
This paper focuses on the development of simulation‐based metamodels for...
An (s, Q) inventory system with two classes of customers
An (s, Q) inventory system with two classes of customers
2011,
In this paper, we study a lost‐sales (s, Q) inventory system with two...
A data‐guided lexisearch algorithm for the bottleneck travelling salesman problem
A data‐guided lexisearch algorithm for the bottleneck travelling salesman problem
2011,
The bottleneck travelling salesman problem is to find a Hamiltonian circuit that...
Warranty cost analysis for second‐hand products using bivariate approach
Warranty cost analysis for second‐hand products using bivariate approach
2011,
This research aims to develop two stochastic models, based on the characterisation of...
Relevance vector machine‐based defect modelling and optimisation – an application
Relevance vector machine‐based defect modelling and optimisation – an application
2011,
In presence of many correlated and autocorrelated process variables, initially the...
Some experiments on subjective optimisation
Some experiments on subjective optimisation
2011,
The assumption that experts can make approximately optimal subjective and unaided...
Continuous review substitutable inventory system with partial backlogging
Continuous review substitutable inventory system with partial backlogging
2011,
This paper deals with a two‐commodity substitutable (two way)...
A new method for redundancy optimisation problem with fuzzy random lifetime
A new method for redundancy optimisation problem with fuzzy random lifetime
2011,
In this paper, a redundancy optimisation problem, in which element lifetimes are fuzzy...
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