Journal: Computers and Operations Research

Found 2748 papers in total
A quadra-directional decomposition heuristic for a two-dimensional, non-equidistant machine-cell location problem
A quadra-directional decomposition heuristic for a two-dimensional, non-equidistant machine-cell location problem
2007,
After the development of numerous cell formation techniques, machine-cell location...
A facility location model for logistics systems including reverse flows: The case of remanufacturing activities
A facility location model for logistics systems including reverse flows: The case of remanufacturing activities
2007,
After a brief introduction to the basic concepts of reverse logistics, we present a...
A system dynamics model for dynamic capacity planning of remanufacturing in closed-loop supply chains
A system dynamics model for dynamic capacity planning of remanufacturing in closed-loop supply chains
2007,
Product recovery operations in reverse supply chains face continually and rapidly...
Assessing the benefits of remanufacturing option under one-way substitution and capacity constraint
Assessing the benefits of remanufacturing option under one-way substitution and capacity constraint
2007,
In this article, we investigate the profitability of remanufacturing option when the...
Optimizing a production system with rework and equal sized batch shipments
Optimizing a production system with rework and equal sized batch shipments
2007,
In several cases producing new or recovering defective products takes place on a...
Optimizing disassembly processes subjected to sequence-dependent cost
Optimizing disassembly processes subjected to sequence-dependent cost
2007,
Detection of the optimum disassembly sequence for a given product can proceed via...
Heuristics for demand-driven disassembly planning
Heuristics for demand-driven disassembly planning
2007,
Remanufacturing of used products has become accepted as an advantageous disposition...
Fuzziness and randomness in investment project risk appraisal
Fuzziness and randomness in investment project risk appraisal
2007,
Risk quantification is one of the most difficult tasks associated with investment...
Scheduling with flexible resources in parallel workcenters to minimize maximum completion time
Scheduling with flexible resources in parallel workcenters to minimize maximum completion time
2007,
In this paper we consider the parallel machine scheduling problem with dual resource...
Heuristics for two-machine flowshop scheduling with setup times and an availability constraint
Heuristics for two-machine flowshop scheduling with setup times and an availability constraint
2007,
This paper studies the two-machine flowshop scheduling problem with anticipatory setup...
Adaptive memory programming for the vehicle routing problem with multiple trips
Adaptive memory programming for the vehicle routing problem with multiple trips
2007,
The Vehicle Routing Problem with Multiple Trips is an extension of the classical...
Heuristic algorithms for the vehicle routing problem with simultaneous pick-up and delivery
Heuristic algorithms for the vehicle routing problem with simultaneous pick-up and delivery
2007,
The vehicle routing problem with simultaneous pick-up and delivery is the problem of...
Reverse logistics: simultaneous design of delivery routes and returns strategies
Reverse logistics: simultaneous design of delivery routes and returns strategies
2007,
A reverse logistics problem, motivated by blood distribution of the American Red...
Simultaneous analysis of production and investment performance of Canadian life and health insurance companies using data envelopment analysis
Simultaneous analysis of production and investment performance of Canadian life and health insurance companies using data envelopment analysis
2007,
A new data envelopment analysis (DEA) model is created to provide valuable managerial...
Vehicle Routing Problem with elementary shortest path based column generation
Vehicle Routing Problem with elementary shortest path based column generation
2006,
The usual column generation model for a Vehicle Routing Problem involves an elementary...
Heuristic shortest path algorithms for transportation applications: State of the art
Heuristic shortest path algorithms for transportation applications: State of the art
2006,
There are a number of transportation applications that require the use of a heuristic...
Detecting infeasibility and generating cuts for mixed integer programming using constraint programming
Detecting infeasibility and generating cuts for mixed integer programming using constraint programming
2006,
We study a hybrid MIP/CP solution approach in which CP is used for detecting...
Lower and upper bounds for the mixed capacitated arc routing problem
Lower and upper bounds for the mixed capacitated arc routing problem
2006,
This paper presents a linear formulation, valid inequalities, and a lower bounding...
Exploiting semidefinite relaxations in constraint programming
Exploiting semidefinite relaxations in constraint programming
2006,
Constraint programming uses enumeration and search tree pruning to solve combinatorial...
A comparison of two different formulations for arc routing problems on mixed graphs
A comparison of two different formulations for arc routing problems on mixed graphs
2006,
Arc routing problems on mixed graphs have been modelled in the literature either using...
A unified framework for partial and hybrid search methods in constraint programming
A unified framework for partial and hybrid search methods in constraint programming
2006,
We present a library called ToOLS for the design of complex tree search algorithms in...
A tabu search algorithm for the min–max k-Chinese postman problem
A tabu search algorithm for the min–max k-Chinese postman problem
2006,
In this paper we present a tabu search algorithm for the min–max k -Chinese...
Sweep synchronization as a global propagation mechanism
Sweep synchronization as a global propagation mechanism
2006,
This paper presents a new generic filtering algorithm which simultaneously considers n...
A constraint programming approach to the Chinese postman problem with time windows
A constraint programming approach to the Chinese postman problem with time windows
2006,
The Chinese postman problem with time windows is modelled as a constraint program and...
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