Results 61 to 70 of about 2,522,256 (291)

Secrecy transmission capacity of decentralized wireless networks [PDF]

open access: yes2011 49th Annual Allerton Conference on Communication, Control, and Computing (Allerton), 2011
Secure communication over large-scale decentralized wireless networks is an extremely challenging task due to the cost and difficulty in establishing secret keys among all the nodes in a distributed manner. For this reason, the notion of physical layer security has recently drawn significant attention, which may assist with key exchange and provide an ...
Xiangyun Zhou 0001   +3 more
openaire   +2 more sources

RIS-Aided Mixed RF-FSO Wireless Networks: Secrecy Performance Analysis With Simultaneous Eavesdropping

open access: yesIEEE Access, 2023
In order to meet the demands of diverse services within sixth-generation networks across a range of industries, numerous approaches are being employed to address notable signal degradation resulting from channel obstruction, particularly in the realms of
Md. Mijanur Rahman   +5 more
doaj   +1 more source

Chronobiology of Cancer: How Aging Fuels Oncogenesis at the Molecular Level

open access: yesAging and Cancer, EarlyView.
This graphical abstract illustrates the key biological pathways linking aging with cancer development and progression. In the upper left, cumulative exposure to ultraviolet radiation, toxins, and reactive oxygen species (ROS) causes DNA damage and genomic instability, whereas age‐related decline in repair mechanisms, such as ATM/ATR, BER, and NER ...
Anu Singh, Aroonima Misra, Sufian Zaheer
wiley   +1 more source

Secrecy Capacity Region of Fading Broadcast Channels [PDF]

open access: yes2007 IEEE International Symposium on Information Theory, 2007
Proc.
Yingbin Liang   +2 more
openaire   +3 more sources

Secrecy Capacity of a Class of Broadcast Channels with an Eavesdropper

open access: yesEURASIP Journal on Wireless Communications and Networking, 2009
We study the security of communication between a single transmitter and many receivers in the presence of an eavesdropper for several special classes of broadcast channels.
Ersen Ekrem, Sennur Ulukus
doaj   +2 more sources

Some New Results on the Wiretap Channel with Side Information

open access: yesEntropy, 2012
In this paper, the model of wiretap channel has been reconsidered for the case that the main channel is controlled by channel state information (side information), and it is available at the transmitter in a noncausal manner (termed here noncausal side ...
Yuan Luo, Bin Dai
doaj   +1 more source

Comparing the Effect of Semi‐Immersive Virtual Reality, Computerized Cognitive Training, and Traditional Rehabilitation on Cognitive Function in Multiple Sclerosis: A Randomized Clinical Trial

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Cognitive impairment is a common non‐motor symptom in Multiple Sclerosis (MS), negatively affecting autonomy and Quality of Life (QoL). Innovative rehabilitation strategies, such as semi‐immersive virtual reality (VR) and computerized cognitive training (CCT), may offer advantages over traditional cognitive rehabilitation (TCR ...
Maria Grazia Maggio   +8 more
wiley   +1 more source

Secrecy Capacity for Multi-Antenna Wireless-Powered AF Relaying Systems [PDF]

open access: yes, 2018
This paper analyzes the ergodic secrecy capacity of an energy-constrained multiple-antennas amplify-and-forward (AF) relaying system in the presence of a passive eavesdropper.
Musavian, L   +3 more
core   +2 more sources

Comprehensive Assessment of Arterial, Tissue, and Venous Collaterals for Evaluating the Infarct Growth Rate: The Multimodal Collateral Score

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Collaterals are crucial factors that influence the infarct growth rate (IGR). We aimed to determine whether a comprehensive multimodal collateral score (MCS), incorporating collateral assessment at the arterial, tissue, and venous levels, is associated with functional independence and provides incremental prognostic value over ...
Giorgio Busto   +12 more
wiley   +1 more source

Secrecy performance evaluation of cooperative vehicular relay networks against location‐uncertain eavesdroppers

open access: yesElectronics Letters, 2022
This letter is concerned with the physical layer security of the cooperative vehicular relay network where a source vehicle communicates with a destination vehicle via both a direct link in the presence of a location‐uncertain eavesdropping vehicle and ...
Shanchuan Huang   +4 more
doaj   +1 more source

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