Results 101 to 110 of about 144,734 (276)

Intelligent OFDM telecommunication system. Part 3. Anti-eavesdropping and anti-jamming properties of system, based on many-parameter wavelet and Golay transforms [PDF]

open access: yes, 2019
In this paper, we aim to investigate the superiority and practicability of many-parameter Fourier transforms (MPFT) from the physical layer security (PHY-LS) perspective.
Chasovskikh, V. P.   +4 more
core  

Tracing Community Genealogy: How New Communities Emerge from the Old [PDF]

open access: yesarXiv, 2018
The process by which new communities emerge is a central research issue in the social sciences. While a growing body of research analyzes the formation of a single community by examining social networks between individuals, we introduce a novel community-centered perspective.
arxiv  

Joint Channel Selection and Data Scheduling in HF Jamming Environment: An Interference-Aware Reinforcement Learning Approach

open access: yesIEEE Access, 2019
In this paper, we study the joint problem of multichannel selection and data scheduling for high-frequency (HF) communication under jamming environment.
Wen Li   +6 more
doaj   +1 more source

An upper bound on community size in scalable community detection [PDF]

open access: yesarXiv, 2011
It is well-known that community detection methods based on modularity optimization often fails to discover small communities. Several objective functions used for community detection therefore involve a resolution parameter that allows the detection of communities at different scales.
arxiv  

Meta-Reinforcement Learning in Time-Varying UAV Communications: Adaptive Anti-Jamming Channel Selection [PDF]

open access: yesRadioengineering
Unmanned Aerial Vehicle (UAV) communication networks are vulnerable to malicious jamming and co-channel interference, deteriorating the performance of the networks.
L. Hu   +6 more
doaj  

Characterizing the Language of Online Communities and its Relation to Community Reception [PDF]

open access: yesarXiv, 2016
This work investigates style and topic aspects of language in online communities: looking at both utility as an identifier of the community and correlation with community reception of content. Style is characterized using a hybrid word and part-of-speech tag n-gram language model, while topic is represented using Latent Dirichlet Allocation ...
arxiv  

Do‐it‐yourself as a means for making assistive technology accessible to elderly people: Evidence from the ICARE project

open access: yesInformation Systems Journal, Volume 33, Issue 1, Page 56-75, January 2023., 2023
Abstract New assistive technology (AT) is at our disposal for improving the everyday life of people in need. Yet, the current way how AT is produced and provisioned is hindering certain marginalised groups in the population, particularly elderly people, to get access to it.
Tobias Mettler   +3 more
wiley   +1 more source

WisperNet: Anti-Jamming for Wireless Sensor Networks [PDF]

open access: yes, 2008
Resilience to electromagnetic jamming and its avoidance are difficult problems. It is often both hard to distinguish malicious jamming from congestion in the broadcast regime and a challenge to conceal the activity patterns of the legitimate ...
Mangharam, Rahul, Pajic, Miroslav
core   +2 more sources

A Note on Community Trees in Networks [PDF]

open access: yesarXiv, 2017
We introduce the concept of community trees that summarizes topological structures within a network. A community tree is a tree structure representing clique communities from the clique percolation method (CPM). The community tree also generates a persistent diagram.
arxiv  

Decision support issues in automated driving systems

open access: yesInternational Transactions in Operational Research, Volume 30, Issue 3, Page 1216-1244, May 2023., 2023
Abstract Machine learning and computational processing have advanced such that automated driving systems (ADSs) are no longer a distant reality. Many automobile manufacturers have developed prototypes; however, there exist numerous decision support issues requiring resolution to ensure mass ADS adoption.
William N. Caballero   +2 more
wiley   +1 more source

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