Results 11 to 20 of about 454,191 (189)

An Integrated Model of Patient and Staff Satisfaction Using Queuing Theory [PDF]

open access: yes, 2015
This paper investigates the connection between patient satisfaction, waiting time, staff satisfaction and service time. It uses a variety of models to enable improvement against experiential and operational health service goals.
Clarkson, J   +3 more
core   +8 more sources

E-MQTT: End-to-End Synchronous and Asynchronous Communication Mechanisms in MQTT Protocol

open access: yesApplied Sciences, 2023
Message Queuing Telemetry Transport (MQTT) enables asynchronous confirmation of message reception by brokers but lacks a way for publishers to know when subscribers receive their messages without adding additional communication overhead.
Yerin Im, Mingyu Lim
doaj   +1 more source

GoT: Decreasing DCC Queuing for CAM Messages [PDF]

open access: yesIEEE Communications Letters, 2020
Vehicular networks use Decentralized Congestion Control (DCC) mechanisms to operate effectively, but this mechanism may introduce queuing delays. Freshness of Cooperative Awareness Messages (CAMs) is critical for their usefulness. In this letter we explore how the presence of other types of traffic additional to CAMs, even with lower priorities, has an
Amador Molina, Oscar   +3 more
openaire   +4 more sources

Numerical Approximation of 5G-V2V Physical Sidelink Shared Channel (PSSCH) Capacity Limit using M/G/1 Queuing and Newton–Raphson Method

open access: yesAlexandria Engineering Journal, 2023
3GPP 5G V2X technology promised some advanced vehicle safety driving use cases in the future. Vehicle to vehicle communications (V2V) is the pivotal enabler in 5G-V2X by allowing the exchange of Cooperative Awareness Message (CAM) over the Physical ...
Sa’adatu Abubakar   +2 more
doaj   +1 more source

A framework and method for analysis of feed-forward industrial and manufacturing lines [PDF]

open access: yesJournal of Intelligent Manufacturing and Special Equipment, 2021
Purpose – This modeling facilitates the determination of control responses (or possibly reconfiguration) upon such events and the identification of which segments of the pipeline can continue to function uninterrupted.
Cris Koutsougeras   +2 more
doaj   +1 more source

Message Queuing Telemetry Transport Communication Infrastructure for Grid-Connected AC Microgrids Management

open access: yesEnergies, 2021
In a context with an increasing number of non-traditional power sources, smart inverters function as the main interfaces between distributed energy resources (DERs) and the power bus.
Babak Arbab-Zavar   +3 more
doaj   +1 more source

Managing Dynamic Enterprise and Urgent Workloads on Clouds Using Layered Queuing and Historical Performance Models [PDF]

open access: yes, 2011
The automatic allocation of enterprise workload to resources can be enhanced by being able to make what-if response time predictions whilst different allocations are being considered.
Usmani, Asif   +9 more
core   +2 more sources

Internet of Things (IoT) Platform for Multi-Topic Messaging

open access: yesEnergies, 2020
IoT-based applications operate in a client–server architecture, which requires a specific communication protocol. This protocol is used to establish the client–server communication model, allowing all clients of the system to perform specific tasks ...
Mahmoud Hussein   +3 more
doaj   +1 more source

Self-Adaptive Data Processing to Improve SLOs for Dynamic IoT Workloads

open access: yesComputers, 2020
Internet of Things (IoT) covers scenarios of cyber−physical interaction of smart devices with humans and the environment and, such as applications in smart city, smart manufacturing, predictive maintenance, and smart home. Traditional scenarios are
Peeranut Chindanonda   +2 more
doaj   +1 more source

Configuration of distributed message converter systems [PDF]

open access: yes, 2004
Finding a configuration of a distributed system satisfying performance goals is a complex search problem that involves many design parameters, like hardware selection, job distribution and process configuration.
Mike Surridge C   +20 more
core   +2 more sources

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