Keyword: combinatorial optimization

Found 3184 papers in total
Common due‐window assignment and scheduling of linear time‐dependent deteriorating jobs and a deteriorating maintenance activity
Common due‐window assignment and scheduling of linear time‐dependent deteriorating jobs and a deteriorating maintenance activity
2012,
Due‐window assignment and production scheduling are important issues in...
Inventory control in a two‐level supply chain with risk pooling effect
Inventory control in a two‐level supply chain with risk pooling effect
2012,
We consider an inventory control problem in a supply chain consisting of a single...
Scheduling multiple robots in a no‐wait re‐entrant robotic flowshop
Scheduling multiple robots in a no‐wait re‐entrant robotic flowshop
2012,
No‐wait re‐entrant robotic flowshops are widely used in the electronic...
Designing a reverse logistics network for optimal collection, recovery and quality‐based product‐mix planning
Designing a reverse logistics network for optimal collection, recovery and quality‐based product‐mix planning
2012,
This study proposes an integrated, reverse logistics supply chain planning process...
Scheduling a maintenance activity and due‐window assignment based on common flow allowance
Scheduling a maintenance activity and due‐window assignment based on common flow allowance
2012,
We study a due‐window assignment problem on a single machine. The...
Scheduling jobs with values dependent on their completion times
Scheduling jobs with values dependent on their completion times
2012,
The paper concerns two scheduling problems with job values and losses of job values...
Integrated safety stock optimization for multiple sourced stockpoints facing variable demand and lead time
Integrated safety stock optimization for multiple sourced stockpoints facing variable demand and lead time
2012,
The safety stock placement problem of a multi‐stage supply chain comprising...
Disaggregation and consolidation of imperfect quality shipments in an extended EPQ model
Disaggregation and consolidation of imperfect quality shipments in an extended EPQ model
2012,
We consider a standard economic production quantity ( EPQ ) model. Due to...
Optimal semi‐online scheduling algorithms on two parallel identical machines under a grade of service provision
Optimal semi‐online scheduling algorithms on two parallel identical machines under a grade of service provision
2012,
This paper investigates semi‐online scheduling problems on two parallel...
Optimally locating in‐house logistics areas to facilitate JIT‐supply of mixed‐model assembly lines
Optimally locating in‐house logistics areas to facilitate JIT‐supply of mixed‐model assembly lines
2012,
In modern‐day production systems, ever‐rising product variety poses a...
A serial supply chain of newsvendor problem with safety stocks under complete and partial information sharing
A serial supply chain of newsvendor problem with safety stocks under complete and partial information sharing
2012,
We consider a supply chain where multiple members are serially connected. The decision...
Aligning supply chain portfolios with product portfolios
Aligning supply chain portfolios with product portfolios
2012,
In recent years, it has become widely accepted that optimal supply chain design...
Non‐linear programs with max‐linear constraints: a heuristic approach
Non‐linear programs with max‐linear constraints: a heuristic approach
2011,
In multiprocessor interactive systems, a number of products are prepared using...
An Explicit Lower Bound for TSP with Distances One and Two
An Explicit Lower Bound for TSP with Distances One and Two
2003,
We show that, for any ϵ>0 , it is NP‐hard to approximate the...
A tree search procedure for the container relocation problem
A tree search procedure for the container relocation problem
2012,
In the container relocation problem (CRP) n items are given that belong to G different...
A cutting plane approach for integrated planning and scheduling
A cutting plane approach for integrated planning and scheduling
2012,
In this paper we propose a branch‐and‐cut algorithm for solving an...
Two‐stage replenishment policies for deteriorating items at Taiwanese convenience stores
Two‐stage replenishment policies for deteriorating items at Taiwanese convenience stores
2012,
In the past decade, convenience stores have generally experienced low profit margins...
Development of hybrid evolutionary algorithms for production scheduling of hot strip mill
Development of hybrid evolutionary algorithms for production scheduling of hot strip mill
2012,
A hot strip mill (HSM) produces hot rolled products from steel slabs, and is one of...
Optimal newsvendor policies for dual‐sourcing supply chains: A disruption risk management framework
Optimal newsvendor policies for dual‐sourcing supply chains: A disruption risk management framework
2012,
We propose generic single period (newsvendor‐type) inventory models for...
Dynamic routing under recurrent and non‐recurrent congestion using real‐time ITS information
Dynamic routing under recurrent and non‐recurrent congestion using real‐time ITS information
2012,
In just‐in‐time (JIT) manufacturing environments, on‐time...
Scheduling on parallel machines with preemption and transportation delays
Scheduling on parallel machines with preemption and transportation delays
2012,
This paper deals with an identical parallel machines scheduling problem, where...
Scheduling jobs on identical machines with agreement graph
Scheduling jobs on identical machines with agreement graph
2012,
We consider the following problem of scheduling with agreements: a set of jobs must be...
Solving school bus routing using the multiple vehicle traveling purchaser problem: A branch‐and‐cut approach
Solving school bus routing using the multiple vehicle traveling purchaser problem: A branch‐and‐cut approach
2012,
School bus routing problems, combining bus stop selection and bus route generation,...
Online scheduling of two job types on a set of multipurpose machines with unit processing times
Online scheduling of two job types on a set of multipurpose machines with unit processing times
2012,
We study a problem of scheduling a set of n jobs with unit processing times on a set...
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