Results 111 to 120 of about 7,680 (294)

Secrecy Capacity of Cooperative Transmission with Opportunistic Relaying Scheme

open access: yes, 2022
The usage of wireless communication has increased over the past few years. Most wired communications are replaced by wireless communication for ease of use.
Pasumarthi, Dhathri Pravallika
core  

Secure Transmission Based on Antenna Selection for Network Coding System

open access: yesDianxin kexue, 2015
In order to improve the secrecy capacity of analog network coding system, antenna selection based transmission scheme was investigated. The selection criteria for the source nodes and relay nodes were proposed over a slowly varying channel.
Dan Deng, Ming Zhao, Guizhou Jian
doaj   +2 more sources

Including Physical Layer Security in the Game Theoretic Modeling of Distributed Wireless Networks Operating in Unlicensed Frequency Bands

open access: yesIEEE Open Journal of the Communications Society
Wireless networks operating in unlicensed spectrum usually have to deal with signal interference, causing performance degradation. Most studies so far have tried to minimize interference to maximize users’ satisfaction.
Ramtin Ranji   +4 more
doaj   +1 more source

Artificial Intelligence in Systemic Sclerosis: Clinical Applications, Challenges, and Future Directions

open access: yesArthritis Care &Research, EarlyView.
Systemic sclerosis (SSc) is a rare autoimmune disease defined by immune dysregulation, vasculopathy, and progressive fibrosis of the skin and internal organs. Despite advances in care, major complications such as interstitial lung disease (ILD) and myocardial involvement remain the leading causes of morbidity and mortality.
Cristiana Sieiro Santos   +2 more
wiley   +1 more source

On the secrecy capacity of fading channels

open access: yes, 2006
We consider the secure transmission of information over an ergodic fading channel in the presence of an eavesdropper. Our eavesdropper can be viewed as the wireless counterpart of Wyner’s wiretapper. The secrecy capacity of such a system is characterized
Lifeng Lai   +2 more
core  

Physician‐Scientist Pipeline for Pediatric Rheumatology: The Current Landscape and Future Perspectives

open access: yesArthritis Care &Research, EarlyView.
Over the past 50 years, the science of pediatric rheumatology has grown exponentially due to an expansion in the understanding of complex rheumatic conditions and a surge in novel targeted therapeutics. Physician‐scientists in the field of pediatric rheumatology have played major roles in these advancements that have improved the care of children ...
Ekemini A. Ogbu   +2 more
wiley   +1 more source

Leakage-probability-constrained secrecy capacity of a fading channel

open access: yes, 2011
Secure transmission of information over wireless channels in the presence of an eavesdropper has attracted much attention recently. Previous work assumes that a transmitter has perfect knowledge of the channel side information (CSI) of the legitimate ...
Chen, Zhi   +7 more
core   +1 more source

Neighborhood Socioeconomic Status and Short‐Term Functional Outcomes in Systemic Lupus Erythematosus

open access: yesArthritis Care &Research, EarlyView.
Objective Individuals with systemic lupus erythematosus (SLE) can accumulate functional status (FS) impairment. We evaluated the association between neighborhood socioeconomic disadvantage, as measured by the Area Deprivation Index (ADI), and FS in a national SLE sample.
Baljeet Rai   +7 more
wiley   +1 more source

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