Results 81 to 90 of about 6,164 (256)

Queueing systems with many servers: Null controllability in heavy traffic

open access: yesThe Annals of Applied Probability, 2006
Published at http://dx.doi.org/10.1214/105051606000000358 in the Annals of Applied Probability (http://www.imstat.org/aap/) by the Institute of Mathematical Statistics (http://www.imstat.org)
Atar, Rami   +2 more
openaire   +4 more sources

Thai Translation and Validation of Chronic Rhinosinusitis‐Patient Reported Outcome (CRS‐PRO)

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objectives The Chronic Rhinosinusitis Patient‐Reported Outcome (CRS‐PRO) questionnaire was recently developed for use in chronic rhinosinusitis (CRS) patients. This instrument was developed using current diagnostic criteria. This study aimed to translate and validate CRS‐PRO for Thai CRS patients.
Wirach Chitsuthipakorn   +8 more
wiley   +1 more source

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

MultiRobot Motion Planning Based on Diffusion and Time–Space Path Planning

open access: yesArtificial Intelligence for Engineering, EarlyView.
This diffusion‐based framework for multirobot motion planning reuses a pretrained single‐robot Motion Planning Diffusion model, employing an alternating trajectory generation scheme guided by inter‐robot collision costs, resulting in coordinated planning without additional multi‐robot training.
Tianle Zhang   +2 more
wiley   +1 more source

Improved algorithms for machine allocation in manufacturing systems [PDF]

open access: yes
In this paper we present two algorithms for a machine allocation problem occurring in manufacturing systems. For thetwo algorithms presented we prove worst-case performance ratios of 2 and 312, respectively. The machlne allocat~onproblem we consider is a
Zhang, S.   +3 more
core   +1 more source

Networks of infinite-server queues with multiplicative transitions [PDF]

open access: yes, 2018
This paper considers a network of infinite-server queues with the special feature that, triggered by specific events, the network population vector may undergo a linear transformation (a ‘multiplicative transition’).
Mandjes, M.   +8 more
core   +1 more source

Multi‐Vine Disease Prediction in a Field Test Spanning Whole Growth Season at Wine‐Industrial Site (McLaren Vale)

open access: yesArtificial Intelligence for Engineering, EarlyView.
Overall, the findings provide reliable evidence for block‐level disease early warning, inspection prioritisation, and spray decision‐making, helping to reduce unnecessary inputs, lower environmental burdens, and improve the resilience and sustainability of vineyard production systems.
Shu Liang   +16 more
wiley   +1 more source

THE QUEUING THEORETIC APPROACH TO GROUNDWATER MANAGEMENT [PDF]

open access: yes
In this paper I propose and develop a new framework for modeling groundwater management issues. Specifically, I apply the methods of queuing theoryfor the first time, to the best of my knowledgeto model a groundwater management problem from a long-run ...
Batabyal, Amitrajeet A.
core   +1 more source

Stability criteria for controlled queueing networks [PDF]

open access: yes, 2006
We give criteria for the stability of a very general queueing model under different levels of control. A complete classification of stability (or positive recurrence), transience and null-recurrence is presented for the two queue model. The stability and
Müller, Lisa Johanna
core  

Scheduling Flexible Servers with Convex Delay Costs in Many-Server Service Systems [PDF]

open access: yes
In a recent paper we introduced the queue-and-idleness ratio (QIR) family of routing rules for many-server service systems with multiple customer classes and server pools.
Itay Gurvich, Ward Whitt
core   +1 more source

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