Results 91 to 100 of about 1,249,401 (374)

Scheduling of job shop, make-to-order industries with recirculation and assembly: discrete versus continuous time models [PDF]

open access: yes, 2009
This work studies the performance of two Mixed Integer Linear Programming (MILP) models to solve scheduling problems in a flexible job shop environment with recirculation and assembly using a due-date-based objective function. The models convey different
Barbosa-Póvoa, Ana Paula   +2 more
core  

Hybrid tabu search for fuzzy job shop [PDF]

open access: yes, 2013
International Work-Conference on the Interplay Between Natural and Artificial Computation, IWINAC 2013 (5th. 2013, Mallorca, España)We consider the fuzzy job shop scheduling problem, which is a variant of the well-known job shop problem, with uncertainty
González Rodríguez, Inés   +3 more
core   +1 more source

Microbial profile of the appendix niche in acute appendicitis: a novel sampling approach

open access: yesFEBS Open Bio, EarlyView.
This study utilized a novel sampling method, ERAT (i.e. endoscopic retrograde appendicitis treatment)‐guided lumen aspiration, to obtain samples from the appendix, and shotgun metagenomic sequencing was performed for in situ characterization of the appendix microbiome in patients with acute appendicitis.
Huimin Ma   +10 more
wiley   +1 more source

An effective hybrid algorithm for multi-objective flexible job-shop scheduling problem

open access: yesAdvances in Mechanical Engineering, 2018
Genetic algorithm is one of primary algorithms extensively used to address the multi-objective flexible job-shop scheduling problem. However, genetic algorithm converges at a relatively slow speed.
Xiabao Huang, Zailin Guan, Lixi Yang
doaj   +1 more source

A hybrid algorithm for flexible job-shop scheduling problem with setup times

open access: yesInternational Journal of Production Management and Engineering, 2017
Job-shop scheduling problem is one of the most important fields in manufacturing optimization where a set of n jobs must be processed on a set of m specified machines.
Ameni Azzouz   +2 more
doaj   +1 more source

A Dynamic Adjusted Aggregate Load Method to Support Workload Control Policies

open access: yesApplied Sciences, 2020
Workload control mechanisms are widely studied in the literature for the control of job-shop systems. The control of these systems involves acceptance, order release and priority dispatching.
Paolo Renna
doaj   +1 more source

Flexible Job-Shop Rescheduling for New Job Insertion by Using Discrete Jaya Algorithm

open access: yesIEEE Transactions on Cybernetics, 2019
Rescheduling is a necessary procedure for a flexible job shop when newly arrived priority jobs must be inserted into an existing schedule. Instability measures the amount of change made to the existing schedule and is an important metrics to evaluate the
K. Gao   +4 more
semanticscholar   +1 more source

Heuristics for Job-Shop Scheduling [PDF]

open access: yes, 1988
Thesis (Sc. D.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1988.
openaire   +2 more sources

Transcriptional regulation of neuropeptide receptors underlies context‐dependent adaptation in Drosophila melanogaster

open access: yesFEBS Open Bio, EarlyView.
Under environmental changes, the expression level of neuropeptide (NP) and neuropeptide receptor (NPR) genes changes to confer context‐dependent adaptation to the model organism Drosophila melanogaster. Through finding more regulatory elements in the NPR genes in comparison with their ligands (NPs), we found that NPR‐biased transcriptional regulation ...
SeungHeui Ryu   +6 more
wiley   +1 more source

A hybrid job-shop scheduling system [PDF]

open access: yes
The intention of the scheduling system developed at the Fraunhofer-Institute for Material Flow and Logistics is the support of a scheduler working in a job-shop.
Bayat-Sarmadi, Fahid   +3 more
core   +1 more source

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