Search Results - "polynomial‐time approximation scheme"
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Scheduling with time-of-use costs
ISSN: 0377-2217, 1872-6860Published: Elsevier B.V 01.05.2019Published in European journal of operational research (01.05.2019)“…•Efficient algorithms for tractable problems.•A fully polynomial-time approximation scheme for an intractable problem…”
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Rescheduling on identical parallel machines with machine disruptions to minimize total completion time
ISSN: 0377-2217, 1872-6860Published: Amsterdam Elsevier B.V 01.08.2016Published in European journal of operational research (01.08.2016)“… to identical parallel machines that are subject to disruptions with the objective of minimizing the total completion time…”
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Integrated pricing and production scheduling of multiple customized products with a common base product
ISSN: 2472-5854, 2472-5862Published: Taylor & Francis 02.12.2019Published in IISE transactions (02.12.2019)“…Make-To-Order (MTO) is a popular production strategy commonly used by manufacturers selling customized products. Dynamic pricing is a popular tactical tool…”
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Biquadratic Optimization Over Unit Spheres and Semidefinite Programming Relaxations
ISSN: 1052-6234, 1095-7189Published: Philadelphia Society for Industrial and Applied Mathematics 01.01.2009Published in SIAM journal on optimization (01.01.2009)“…; for biquadratic forms that are square-free, we give a relative approximation bound ... when min ... is a constant, we present two polynomial time approximation schemes…”
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A PTAS for non-resumable open shop scheduling with an availability constraint
ISSN: 1382-6905, 1573-2886Published: New York Springer US 01.03.2022Published in Journal of combinatorial optimization (01.03.2022)“… In this paper, we study two-machine open shop scheduling problem, provided that one machine is subject to maintenance period which has to be performed in a fixed time interval…”
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Scheduling Jobs with Release and Delivery Times Subject to Nested Eligibility Constraints
ISSN: 2194-668X, 2194-6698Published: Beijing Operations Research Society of China 01.03.2021Published in Journal of the Operations Research Society of China (Internet) (01.03.2021)“… For the general case of unequal release time, a polynomial time approximation scheme is derived…”
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Approximation schemes for two-agent scheduling on parallel machines
ISSN: 0304-3975, 1879-2294Published: Elsevier B.V 14.01.2013Published in Theoretical computer science (14.01.2013)“… Furthermore, we design the fully polynomial time approximation schemes for both problems, respectively…”
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Complexity and approximability of the Euclidean generalized traveling salesman problem in grid clusters
ISSN: 1012-2443, 1573-7470Published: Cham Springer International Publishing 01.03.2020Published in Annals of mathematics and artificial intelligence (01.03.2020)“… The extension of these results in the field of constructing the polynomial time approximation schemes (PTAS…”
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Efficient computation of evacuation routes on a three-dimensional geometric network
ISSN: 0360-8352, 1879-0550Published: New York Elsevier Ltd 01.10.2014Published in Computers & industrial engineering (01.10.2014)“…•We formulate the stochastic routing problem as a non-linear routing problem subject to node-wise constraints…”
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The task allocation problem with constant communication
ISSN: 0166-218X, 1872-6771Published: Lausanne Elsevier B.V 06.09.2003Published in Discrete Applied Mathematics (06.09.2003)“…,…, P m , subject to both execution and communication costs. The cost of any assignment of the tasks to the processors is defined as the sum of the corresponding…”
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Provision-after-wait with preferences ordered by difference: Tighter complexity and better approximation
ISSN: 0377-2217, 1872-6860Published: Elsevier B.V 16.03.2021Published in European journal of operational research (16.03.2021)“…, such that the social welfare is maximized, subject to a limited budget. Chan et al. [ACM Trans. Econ. Comput. 5(2), (2017), Article 12, pp. 12:1–12:36] focus on a natural…”
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Two-machine flow shop scheduling with a common due date to maximize total early work
ISSN: 0377-2217, 1872-6860Published: Elsevier B.V 16.07.2022Published in European journal of operational research (16.07.2022)“…•A fully polynomial time approximation scheme (FPTAS) is developed.•The approximation results work for the weighted model - if a specific constraint is satisfied…”
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Two-Agent Single Machine Scheduling with Deteriorating Jobs and Rejection
ISSN: 1024-123X, 1563-5147Published: New York Hindawi 28.11.2022Published in Mathematical problems in engineering (28.11.2022)“… The objective is to minimize the sum of the completion time of the accepted A-jobs and total rejection penalty of the rejected A-jobs subject to an upper bound on the sum of the given objective…”
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Resource allocation in rooted trees subject to sum constraints and nonlinear cost functions
ISSN: 0020-0190, 1872-6119Published: Elsevier B.V 01.09.2021Published in Information processing letters (01.09.2021)“…•We show that when costs are arbitrary monotone nondecreasing functions, the problem becomes intractable, and design for it a fully polynomial time approximation scheme…”
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Parallel-batch scheduling of deteriorating jobs with release dates to minimize the makespan
ISSN: 0377-2217, 1872-6860Published: Amsterdam Elsevier B.V 01.05.2011Published in European journal of operational research (01.05.2011)“…We consider the problem of scheduling n deteriorating jobs with release dates on a single batching machine. Each job’s processing time is an increasing simple…”
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Parallel-batch scheduling with rejection: Structural properties and approximation algorithms
ISSN: 0377-2217Published: Elsevier B.V 01.11.2023Published in European journal of operational research (01.11.2023)“… However, the number of jobs in a batch is limited. Each job can be rejected subject to a job-dependent penalty cost, but the total penalty cost of the jobs rejected is required to be no…”
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Capacitated assortment and price optimization under the nested logit model
ISSN: 0925-5001, 1573-2916Published: New York Springer US 01.08.2020Published in Journal of global optimization (01.08.2020)“… For this NP-complete problem, we show that there exists a pseudo polynomial time approximation scheme that finds its ϵ…”
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Approximation algorithms for scheduling parallel machines with an energy constraint in green manufacturing
ISSN: 0377-2217Published: 01.05.2024Published in European journal of operational research (01.05.2024)Get full text
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Algorithms for Communication Scheduling in Data Gathering Network with Data Compression
ISSN: 0178-4617, 1432-0541Published: New York Springer US 01.11.2018Published in Algorithmica (01.11.2018)“… subject to a bounded data transmission completion time (a.k.a. makespan). A recent result confirms the NP-hardness for this problem, even in the special case…”
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Computational performances of a simple interchange heuristic for a scheduling problem with an availability constraint
ISSN: 0360-8352, 1879-0550Published: New York Elsevier Ltd 01.01.2014Published in Computers & industrial engineering (01.01.2014)“…•We address a scheduling problem subject to an unavailability constraint.•We study an existing interchange heuristic to minimize the total-flow time…”
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