Keyword: combinatorial optimization

Found 3184 papers in total
A Lagrangian-Based Branch-and-Bound Algorithm for the Two-Level Uncapacitated Facility Location Problem with Single-Assignment Constraints
A Lagrangian-Based Branch-and-Bound Algorithm for the Two-Level Uncapacitated Facility Location Problem with Single-Assignment Constraints
2016,
We consider the two‐level uncapacitated facility location problem with...
Robust Optimal Lane Allocation for Isolated Intersections
Robust Optimal Lane Allocation for Isolated Intersections
2017,
Lane allocation including approach and exit lane numbers and lane markings of approach...
Disruption management for vehicle routing problem with time-window changes
Disruption management for vehicle routing problem with time-window changes
2017,
In this paper, based on disruption management method, logistics distribution vehicle...
A two-stage scheduling method for global humanitarian logistics in large-scale disaster response
A two-stage scheduling method for global humanitarian logistics in large-scale disaster response
2017,
Large‐scale disaster response is a global issue. Planners must make effective...
Optimisation of hybrid power system connected to single directional grid
Optimisation of hybrid power system connected to single directional grid
2017,
This paper proposes development of model and algorithm of hybrid power system...
A novel analytical approach for sizing and placement of DG in radial distribution system
A novel analytical approach for sizing and placement of DG in radial distribution system
2017,
Rapid depletion of fossil fuel reserves and its increasing demand necessitates the...
A bi-objective location inventory model for three-layer supply chain network design considering capacity planning
A bi-objective location inventory model for three-layer supply chain network design considering capacity planning
2017,
This paper aims at bi‐objective optimisation of single product for...
Development of an inventory model for two suppliers with random capacity considering supply disruption
Development of an inventory model for two suppliers with random capacity considering supply disruption
2017,
Supply disruption occurs for diverse reasons including transportation problem,...
Material flow optimisation in a multi-echelon and multi-product supply chain
Material flow optimisation in a multi-echelon and multi-product supply chain
2017,
This paper addresses a distribution problem in a multi‐product,...
An integrated approach of TOPSIS and response surface methodology for optimising the micro WEDM parameters
An integrated approach of TOPSIS and response surface methodology for optimising the micro WEDM parameters
2017,
The recent trend in miniaturisation of sensors has given micro wire electrical...
Two-warehouse inventory model for non-instantaneous deteriorating items with partial backlogging and permissible delay in payments under inflation
Two-warehouse inventory model for non-instantaneous deteriorating items with partial backlogging and permissible delay in payments under inflation
2017,
In this paper, two‐warehouse economic order quantity (EOQ) model for...
The permutation flowshop scheduling problem with exact time lags to minimise the total earliness and tardiness
The permutation flowshop scheduling problem with exact time lags to minimise the total earliness and tardiness
2017,
In this paper, we investigate the problem of n‐jobs scheduling in an...
Heuristic rules for tie-breaking in the implementation of the NEH heuristic for permutation flow-shop scheduling
Heuristic rules for tie-breaking in the implementation of the NEH heuristic for permutation flow-shop scheduling
2017,
In this paper, we propose two new heuristic tie‐breaking rules in the...
A modern two-stage stochastic programming portfolio model for an oil refinery with financial risk management
A modern two-stage stochastic programming portfolio model for an oil refinery with financial risk management
2017,
The proposal which we wish to make is a two‐stage stochastic programming model...
Energy saving in operations management through variable-speed drive technology: environmental versus economic convenience
Energy saving in operations management through variable-speed drive technology: environmental versus economic convenience
2017,
CO 2 emissions are mainly due to electricity generation. The percentage of electrical...
A simple and robust fuzzy-AHP-based Taguchi approach for multi-objective optimisation of welding process parameters
A simple and robust fuzzy-AHP-based Taguchi approach for multi-objective optimisation of welding process parameters
2017,
In optimisation of manufacturing process parameters there are many response variables...
Product design development by integrating QFD approach with heuristics - AHP, ANN and fuzzy logics - a case study in miniature circuit breaker
Product design development by integrating QFD approach with heuristics - AHP, ANN and fuzzy logics - a case study in miniature circuit breaker
2017,
Quality function deployment is a customer oriented approach which captures customer...
Lightpath admission control and rerouting in dynamic flex-grid optical transport networks
Lightpath admission control and rerouting in dynamic flex-grid optical transport networks
2017,
In dynamic flex‐grid optical transport networks, Lightpath Admission Control...
A Lagrangian heuristic algorithm for the time-dependent combined network design and routing problem
A Lagrangian heuristic algorithm for the time-dependent combined network design and routing problem
2017,
During the planning of communication networks, the routing decision process...
Cheapest paths in dynamic networks
Cheapest paths in dynamic networks
2017,
Flows over time problems relate to finding optimal flows over a capacitated network...
The budgeted minimum cost flow problem with unit upgrading cost
The budgeted minimum cost flow problem with unit upgrading cost
2017,
The budgeted minimum cost flow problem (BMCF(K)) with unit upgrading costs extends the...
Survivable green traffic engineering with shared protection
Survivable green traffic engineering with shared protection
2017,
This article focuses on the problem of minimizing the energy consumption in a...
Network pricing problem with unit toll
Network pricing problem with unit toll
2017,
In the so‐called network pricing problem an authority owns some arcs of the...
An Improved DSATUR-Based Branch-and-Bound Algorithm for the Vertex Coloring Problem
An Improved DSATUR-Based Branch-and-Bound Algorithm for the Vertex Coloring Problem
2017,
Given an undirected graph, the Vertex Coloring Problem (VCP) consists of assigning a...
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