Results 21 to 30 of about 9,149 (290)

Entropy Analysis of a Flexible Markovian Queue with Server Breakdowns

open access: yesEntropy, 2020
In this paper, a versatile Markovian queueing system is considered. Given a fixed threshold level c, the server serves customers one a time when the queue length is less than c, and in batches of fixed size c when the queue length is greater than or ...
Messaoud Bounkhel   +2 more
doaj   +1 more source

Simulation of the performance of CognitiveRadio Networks with unreliable servers

open access: yesAnnales Mathematicae et Informaticae, 2020
Summary: This paper deals with a Cognitive Radio Network (CRN) which is modeled using a retrial queuing system with two finite-sources. This network includes two non-independent service units treating two types of users: Primary Users (PU) and Secondary Users (SU).
Zaghouani, Mohamed Hedi   +2 more
openaire   +3 more sources

Privacy-preserving federated learning framework with dynamic weight aggregation

open access: yes网络与信息安全学报, 2022
There are two problems with the privacy-preserving federal learning framework under an unreliable central server.① A fixed weight, typically the size of each participant’s dataset, is used when aggregating distributed learning models on the central ...
Zuobin YING, Yichen FANG, Yiwen ZHANG
doaj   +3 more sources

Steady-State Analysis of a Flexible Markovian Queue with Server Breakdowns

open access: yesEntropy, 2019
A flexible single-server queueing system is considered in this paper. The server adapts to the system size by using a strategy where the service provided can be either single or bulk depending on some threshold level c.
Messaoud Bounkhel   +2 more
doaj   +1 more source

A quorum queueing system with an unreliable server

open access: yesApplied Mathematics Letters, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Lotfi Tadj, Gautam Choudhury
openaire   +2 more sources

Asymptotic analysis of MMPP/M/1 retrial queueing system with unreliable server

open access: yes, 2022
In this paper, we study a single-server retrial queueing system with arrival Markov Modulated Poisson Process and an exponential law of the service time on an unreliable server.
Rozhkova, Svetlana V.   +2 more
core   +1 more source

Improving Security of Web Servers in Critical IoT Systems through Self-Monitoring of Vulnerabilities

open access: yesSensors, 2022
IoT (Internet of Things) systems are complex ones that may comprise large numbers of sensing and actuating devices; and servers that store data and further configure the operation of such devices.
Linxuan Song, Marisol García-Valls
doaj   +1 more source

Communication-Oriented Model Fine-Tuning for Packet-Loss Resilient Distributed Inference Under Highly Lossy IoT Networks

open access: yesIEEE Access, 2022
The distributed inference (DI) framework has gained traction as a technique for real-time applications empowered by cutting-edge deep machine learning (ML) on resource-constrained Internet of things (IoT) devices. In DI, computational tasks are offloaded
Sohei Itahara   +3 more
doaj   +1 more source

Multi-server queueing system with reserve servers

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2019
In this paper, we investigate a multi-server queueing system with an unlimited buffer, which can be used in the design of energy consumption schemes and as a mathematical model of unreliable real stochastic systems.
Valentina I. Klimenok
doaj   +1 more source

Optimal Pricing Analysis of Computer Networks Based on a Queueing System With Retrial Mechanism

open access: yesIEEE Access, 2020
We consider a single-server retrial queue with a Poisson arrival process and exponential service times, where the server is unreliable. Assume there is no waiting space in front of the server and the customer who finds the server unavailable joins an ...
Yu Zhang
doaj   +1 more source

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