Results 81 to 90 of about 38,013 (302)

Mathematical models and algorithms for the optimal control of FIFO-queues in shared memory

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2016
The paper deals with the problems of optimal partition of shared memory for two and arbitrary number of queues in discrete time. Mathematical models and algorithms for the optimal partition of memory between queues, minimizing data loss, are presented.
doaj   +1 more source

From Exhaustive Vacation Queues to Preemptive Priority Queues with General Interarrival Times

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2018
We consider the discrete-time G/GI/1 queueing system with multiple exhaustive vacations. By a transform approach, we obtain an expression for the probability generating function of the waiting time of customers in such a system.
Fiems Dieter, De Vuyst Stijn
doaj   +1 more source

Multichannel queueing behaviour in urban bicycle traffic

open access: yesEuropean Journal of Transport and Infrastructure Research, 2019
The objective of this paper is to propose a method to analyse and describe cyclists’ behaviour at signalized intersections with specific focus on the multichannel (multi-lane) queue phenomenon.
Rafał Kucharski   +3 more
doaj   +1 more source

Dynamic Physician Rostering in Emergency Departments: Managing Reentrant Patient Flows to Meet Excess Wait Time Targets

open access: yesHealth Care Science, EarlyView.
We develop a patient flow model that integrates return loops and formulate a risk‐aware physician rostering framework designed to strictly enforce excess wait time targets, for example, tail probability of delay (TPoD) service levels. We employ a simulation‐based iterative staffing approach (ISA) to determine the optimal number of physicians required ...
Xu Dai, Peng Gao, Xiaolei Xie
wiley   +1 more source

Scheduling queues in the Ethernet switch, considering the waiting time of frames

open access: yesMATEC Web of Conferences, 2016
Authors proposes an algorithm to scheduling queues with temporal selection of frames in the Ethernet switches with QoS support, which is based on the waiting time of frames in the queues of different classes.
Kizilov Evgeniy   +4 more
doaj   +1 more source

Health System Resilience and Afghan Refugee Health in Pakistan: An Exploratory Study of Challenges and Pathways to Inclusion

open access: yesThe International Journal of Health Planning and Management, EarlyView.
ABSTRACT Pakistan has hosted Afghan refugees for more than four decades, in one of the world's most protracted displacements of people. Afghan refugees receive health services through United Nations High Commissioner for Refugees (UNHCR) and non‐governmental organisation (NGO) supported programmes alongside public sector facilities at every tier.
Zahid Ali Memon   +4 more
wiley   +1 more source

A British Pharmacological Society Position Statement on Medications in Pregnancy and Lactation

open access: yes
British Journal of Clinical Pharmacology, EarlyView.
Agnesa Mustafa   +14 more
wiley   +1 more source

Artificial intelligence and liquidation: Reality, destiny and fantasy

open access: yesInternational Insolvency Review, EarlyView.
Abstract Artificial intelligence (AI) is increasingly reshaping the administration of corporate liquidation. Beyond its established role in financial prediction and data analytics, AI is now assisting insolvency practitioners in identifying the onset of financial distress, managing creditor communications, tracing and valuing assets and enhancing ...
Kai Zhang, Jingchen Zhao
wiley   +1 more source

On the Modelling of the Mobile WiMAX (IEEE 802.16e) Uplink Scheduler

open access: yesModelling and Simulation in Engineering, 2010
Packet scheduling has drawn a great deal of attention in the field of wireless networks as it plays an important role in distributing shared resources in a network.
Darmawaty Mohd Ali, Kaharudin Dimyati
doaj   +1 more source

Dilemmas of intersection queue length estimation in traffic capacity analyses [PDF]

open access: yesArchives of Civil Engineering
Residual queues are one of fundamental traffic quantities indicating the traffic performance of signalized road intersections. Intersection queues indicate traffic congestion, i.e., traffic jams building up on the road system.
Damian Iwanowicz, Krzysztof Ostrowski
doaj   +1 more source

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