Results 41 to 50 of about 144,734 (276)

A Model-Free Cognitive Anti-Jamming Strategy Using Adversarial Learning Algorithm

open access: yesCybernetics and Information Technologies, 2022
Modern networking systems can benefit from Cognitive Radio (CR) because it mitigates spectrum scarcity. CR is prone to jamming attacks due to shared communication medium that results in a drop of spectrum usage.
Sudha Y., Sarasvathi V.
doaj   +1 more source

Droplet: A New Denial-of-Service Attack on Low Power Wireless Sensor Networks [PDF]

open access: yes, 2013
In this paper we present a new kind of Denial-of-Service attack against the PHY layer of low power wireless sensor networks. Overcoming the very limited range of jamming-based attacks, this attack can penetrate deep into a target network with high power ...
He, Zhitao, Voigt, Thiemo
core   +2 more sources

Anti-interference technology of communication system [PDF]

open access: yes, 2017
Communication modernization is an important symbol of human societies as we enter into the information age. An importantproblem encountered in modern communication is interference.
Chunhai, lv, Zhou, Lifeng
core   +2 more sources

CLARE: A Semi-supervised Community Detection Algorithm [PDF]

open access: yes, 2022
Community detection refers to the task of discovering closely related subgraphs to understand the networks. However, traditional community detection algorithms fail to pinpoint a particular kind of community. This limits its applicability in real-world networks, e.g., distinguishing fraud groups from normal ones in transaction networks.
arxiv   +1 more source

Second‐personal authority and the practice of democracy1

open access: yes, 2022
Constellations, Volume 29, Issue 4, Page 460-474, December 2022.
Emanuela Ceva, Valeria Ottonelli
wiley   +1 more source

Design and Implementation of Intelligent Anti-Interference for Data Link

open access: yes天地一体化信息网络, 2022
The application scenarios and problems faced by data link communication on hypersonic unmanned aerial vehicles were introduced, and the mainstream jamming style categories, development trends and anti-jamming methods in current data link communication ...
Zhen WU   +4 more
doaj   +2 more sources

Interference-Aware Cooperative Anti-Jamming Distributed Channel Selection in UAV Communication Networks

open access: yesApplied Sciences, 2018
This paper investigates the cooperative anti-jamming distributed channel selection problem in UAV communication networks. Considering the existence of malicious jamming and co-channel interference, we design an interference-aware cooperative anti-jamming
Yifan Xu   +5 more
doaj   +1 more source

Biased Stackelberg game‐based UAV relay anti‐jamming communications: Exploiting trajectory optimization and transmission mode selection

open access: yesIET Communications, 2022
Although unmanned aerial vehicle (UAV) relay can provide auxiliary communication due to its flexible mobility, it is vulnerable to jamming attacks. This paper considers the UAV relay anti‐jamming communication issue under the threat of a malicious jammer
Zhe Su   +4 more
doaj   +1 more source

Communicative Competence for Individuals who require Augmentative and Alternative Communication: A New Definition for a New Era of Communication? [PDF]

open access: yesAugmentative and Alternative Communication, 2014, 30, 1- 18, 2014
In 1989, Light defined communicative competence for individuals with complex communication needs who require augmentative and alternative communication (AAC) as a dynamic, interpersonal construct based on functionality of communication, adequacy of communication, and sufficiency of knowledge, judgment, and skills.
arxiv   +1 more source

A generalised significance test for individual communities in networks [PDF]

open access: yesScientific Reports, 8, 7351 (2018), 2017
Many empirical networks have community structure, in which nodes are densely interconnected within each community (i.e., a group of nodes) and sparsely across different communities. Like other local and meso-scale structure of networks, communities are generally heterogeneous in various aspects such as the size, density of edges, connectivity to other ...
arxiv   +1 more source

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