Results 11 to 20 of about 8,389 (162)

Analytic Hierarchy Process and Multilayer Network-Based Method for Assembly Line Balancing

open access: yesApplied Sciences, 2020
Assembly line balancing improves the efficiency of production systems by the optimal assignment of tasks to operators. The optimisation of this assignment requires models that provide information about the activity times, constraints and costs of the ...
László Nagy   +2 more
doaj   +1 more source

The AllDifferent Constraint with Precedences [PDF]

open access: yes, 2011
We propose AllDiffPrecedence, a new global constraint that combines together an AllDifferent constraint with precedence constraints that strictly order given pairs of variables. We identify a number of applications for this global constraint including instruction scheduling and symmetry breaking. We give an efficient propagation algorithm that enforces
Narodytska, Nina   +3 more
openaire   +3 more sources

Scheduling malleable tasks with precedence constraints [PDF]

open access: yesProceedings of the seventeenth annual ACM symposium on Parallelism in algorithms and architectures, 2005
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Jansen, Klaus, Zhang, Hu
openaire   +3 more sources

The bounded core for games with precedence constraints [PDF]

open access: yesAnnals of Operations Research, 2012
In this paper, the authors consider cooperative games in which there are restrictions on cooperation. These restrictions are modeled by a hierarchical structure on the set of players (cf. [\textit{U. Faigle} and \textit{W. Kern}, Int. J. Game Theory 21, No.
Grabisch, Michel, Sudhölter, Peter
openaire   +6 more sources

On Stochastic Scheduling with In-Tree Precedence Constraints [PDF]

open access: yesSIAM Journal on Computing, 1987
The authors consider the problem of optimally scheduling a set of jobs obeying in-tree precedence constraints when a number of processors is available. It is assumed that the service times of different jobs are independent identically distributed random variables.
Christos H. Papadimitriou   +1 more
openaire   +1 more source

Workflow Scheduling in the Cloud With Weighted Upward-Rank Priority Scheme Using Random Walk and Uniform Spare Budget Splitting

open access: yesIEEE Access, 2019
We study a difficult problem of how to schedule complex workflows with precedence constraints under a limited budget in the cloud environment. We first formulate the scheduling problem as an integer programming problem, which can be optimized and used as
Hang Zhang   +3 more
doaj   +1 more source

On-Line Scheduling with Precedence Constraints

open access: yesDiscrete Applied Mathematics, 2000
The on-line problem of scheduling jobs with precedence constraints on \(m\) machines, is considered. The authors concentrate in two models, the model of uniformly related machines and the model of restricted assignment. For the related machines model, it is shown a lower bound of \(\Omega(\sqrt{m})\) for the competitive ratio of deterministic and ...
Yossi Azar, Leah Epstein
openaire   +2 more sources

Automatic Precedence Constraint Generation for Assembly Sequence Planning using a Three-Dimensional Solid Model

open access: yesInternational Journal of Technology, 2019
The assembly sequence planning of a product can be generated through three phases: first, generating precedence constraints; second, searching for assembly sequence alternatives; and third, selecting the best assembly sequence.
Alfadhlani   +3 more
doaj   +1 more source

On the Precedence of Constraints on Growth: Advocating the Ecological Footprint Perspective

open access: yesRevista Mexicana de Economía y Finanzas Nueva Época REMEF, 2021
Sobre la prelación de las restricciones al crecimiento económico: abogando por la perspectiva basada en la huella ecológica Nuestro objetivo es proponer la huella ecológica como la primera restricción al crecimiento que enfrenta actualmente la economía ...
Carlos Guerrero de Lizardi
doaj   +1 more source

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