Results 51 to 60 of about 454,191 (189)

Security Architecture and Protocols for Secure MQTT-SN

open access: yesIEEE Access, 2020
Message Queuing Telemetry Transport (MQTT) is a de facto standard for various Internet of Things (IoT) and industrial IoT applications. The data produced by a publisher are delivered to several subscribers via an MQTT broker.
Chang-Seop Park, Hye-Min Nam
doaj   +1 more source

A Survey of Wireless Fair Queuing Algorithms with Location-Dependent Channel Errors [PDF]

open access: yes
The rapid development of wireless networks has brought more and more attention to topics related to fair allocation of resources, creation of suitable algorithms, taking into account the special characteristics of wireless environment and insurance fair ...
Anca VARGATU, Ionut BOSOANCA
core  

eMQTT Traffic Generator for IoT Intrusion Detection Systems

open access: yesFuture Internet
The development of effective Intrusion Detection Systems (IDS) for Internet of Things (IoT) environments is constrained by the absence of realistic, large-scale datasets, particularly for the Message Queuing Telemetry Transport (MQTT) protocol, which is ...
Jorge Ortega-Moody   +5 more
doaj   +1 more source

Message

open access: yes, 2019
Message for numerical codes to be published ...
adar hacohen (7419419)
core   +1 more source

Importance Sampling for a Markov Modulated Queuing Network with Customer Impatience until the End of Service [PDF]

open access: yes
For more than two decades, there has been a growing of interest in fast simulation techniques for estimating probabilities of rare events in queuing networks. Importance sampling is a variance reduction method for simulating rare events.
Amir Masoud RAHMANI   +2 more
core  

Competitive concurrent distributed queuing

open access: yes, 2001
Distributed queuing is a fundamental problem in distributed computing, arising in a variety of applications. The challenge in designing a distributed queuing algorithm is to minimize message traffic and delay.
Srikanta Tirthapura   +2 more
core   +2 more sources

Designing a Secure and Scalable Service Agent for IoT Transmission through Blockchain and MQTT Fusion

open access: yesApplied Sciences
With the rapid development of the Internet of Things (IoT) in recent years, many IoT devices use communication systems to transmit data. Data packets are inevitably at risk of tampering during data transmission, which can lead to information errors and ...
Tse-Chuan Hsu
doaj   +1 more source

Queuing theory - call centre

open access: yes, 2015
Queuing theory is a part of probability theory which has evolved since 1909 by A.K. Erlang. My thesis here describes the importance of queuing theory in business such as of a Call Centre. Call centre provides services to customers and clients in help and
Dhawan, Sohail
core  

Automated System for Data Transmission Characteristics Management in the Industrial Internet of Things Networks

open access: yesTehnički Glasnik
The purpose of the proposed study is to provide the required data transmission characteristics in the Industrial Internet of Things (IIoT) system. Our efforts are primarily aimed at increasing the probability of message delivery, as well as reducing the ...
Muhanad Jabar Yaser   +2 more
doaj   +1 more source

Effectiveness of Variable Message Signs Using Empirical Loop Detector Data [PDF]

open access: yes
The effectiveness of Variable Messages Signs (VMS) on route guidance is assessed by a discrete probit choice model that estimates the proportion of vehicles that diverts to an alternative routes given the characteristics of different messages.
Hong Huo, David Levinson
core  

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