Results 121 to 130 of about 22,809,596 (368)

Velocity‐based stowage policy for a semiautomated fulfillment system

open access: yesProduction and Operations Management, EarlyView., 2022
Abstract Online retail fulfillment is increasingly performed by semiautomated fulfillment systems in which inventory is stored in mobile pods that are moved by robotic drives. In this paper, we develop a model that explores the benefits of velocity‐based stowage policies for semiautomated fulfillment systems, also known as robotic mobile fulfillment ...
Tolga Cezik   +2 more
wiley   +1 more source

Queues with Working Vacations: A Survey

open access: yesMathematics
In this paper, we present an extensive literature review on queueing systems with working vacations. The concept of a working vacation generalises the concept of server vacations, which are time periods during which the server is absent and cannot serve ...
Dieter Fiems
doaj   +1 more source

Data Sharing and Information Security Under the Software‐Defined Network

open access: yesIET Networks, Accepted Article.
To sum up, the big data sharing platform based on SDN can quickly and effectively respond to the data requests of end users, and the information security protection system can detect the platform in real time to prevent it from being intruded and damaged, which largely protects the information security of the platform." cd_value_code="text Abstract ...
Jianqiao Sheng   +5 more
wiley   +1 more source

Experimental control system of the X‐ray magnetic circular dichroism endstation at Hefei Light Source‐II

open access: yesJournal of Synchrotron Radiation, EarlyView.
An Experimental Control System leveraging Bluesky and EPICS has been developed for the X‐ray Magnetic Circular Dichroism endstation at Hefei Light Source‐II. The design of a simulation debugging environment and the performance of three distinct scan modes have also been discussed.The Hefei Light Source‐II (HLS‐II) facility is undergoing upgrades to its
Anbo Kong   +5 more
wiley   +1 more source

Customer impatience in the GI/M(k)/1/N queue with working vacation: Economic and performance analysis

open access: yesCroatian Operational Research Review
This study investigates a GI/M(k)/1/N queueing system with Bernoulli feedback and multiple working vacation policy. The model incorporates customer impatience and accounts for the retention of reneged customers.
Abdelhak Guendouzi, Allal Saadaoui
doaj   +1 more source

QUEUEING DISCIPLINES BASED ON PRIORITY MATRIX [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2014
The paper deals with queueing disciplines for demands of general type in queueing systems with multivendor load. A priority matrix is proposed to be used for the purpose of mathematical description of such disciplines, which represents the priority ...
Taufik I. Aliev , Eduards Maharevs
doaj  

Public service supply chain management: A study of Australian employment services

open access: yesAustralian Journal of Public Administration, EarlyView.
Abstract To continuously improve public service provision has been a stated goal of governments worldwide. Despite the increasing popularity of systems approaches to analysing public service delivery, research into the topic from a supply chain management (SCM) perspective, while acknowledged for its potential contribution to improving public service ...
Phuc Nguyen   +2 more
wiley   +1 more source

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