Results 71 to 80 of about 11,288 (290)

Optimization Method for Physical Layer Secure Communication in SWIPT MIMO Full-Duplex System [PDF]

open access: yesJisuanji gongcheng, 2019
This paper studies the security problem in the Multiple-Input Multiple-Output(MIMO) communication system when the transmission of wireless information and power happens simultaneously.We first design the energy partitioning factors of the artificial ...
CHEN Keke, ZHAO Sai, TANG Dong
doaj   +1 more source

Remote Assessment of Ataxia Severity in SCA3 Across Multiple Centers and Time Points

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Spinocerebellar ataxia type 3 (SCA3) is a genetically defined ataxia. The Scale for Assessment and Rating of Ataxia (SARA) is a clinician‐reported outcome that measures ataxia severity at a single time point. In its standard application, SARA fails to capture short‐term fluctuations, limiting its sensitivity in trials.
Marcus Grobe‐Einsler   +20 more
wiley   +1 more source

Secrecy, Computational Loads and Rates in Practical Quantum Cryptography

open access: yesAlgorithmica, 2002
Final version of paper; will appear in Algorithmica, Special Issue on Quantum Computation and ...
Gerald Gilbert, Michael Hamrick
openaire   +2 more sources

Clustering Algorithm Reveals Dopamine‐Motor Mismatch in Cognitively Preserved Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore the relationship between dopaminergic denervation and motor impairment in two de novo Parkinson's disease (PD) cohorts. Methods n = 249 PD patients from Parkinson's Progression Markers Initiative (PPMI) and n = 84 from an external clinical cohort.
Rachele Malito   +14 more
wiley   +1 more source

Secure Energy Harvesting Relay Networks With Unreliable Backhaul Connections

open access: yesIEEE Access, 2018
Wireless backhaul is a cost-effective and flexible alternative to wired backhaul, yet it suffers from unreliability. This paper studies the secrecy performance of a relay network with such unreliable wireless backhaul.
Cheng Yin   +5 more
doaj   +1 more source

Achievable Rates in Gaussian MISO Channels with Secrecy Constraints [PDF]

open access: yes2007 IEEE International Symposium on Information Theory, 2007
A Gaussian MISO (multiple input single output) channel is considered where a transmitter is communicating to a receiver in the presence of an eavesdropper. The transmitter is equipped with multiple antennas, while the receiver and the eavesdropper each have a single antenna. The transmitter maximizes the communication rate, while concealing the message
Shabnam Shafiee, Sennur Ulukus
openaire   +1 more source

Analysis of secrecy rate against eavesdroppers in MIMO modulation systems

open access: yes, 2015
In multiple-input-multiple-output (MIMO) wireless communications, Space Shift Keying (SSK), Spatial modulation (SM) and Generalized Space Shift Keying (GSSK) are three novel MIMO modulation techniques, that can greatly reduce the complexity of MIMO ...
Tommy Svensson   +8 more
core   +1 more source

Five‐Year Disease Progression in Synuclein Seeding Positive Sporadic Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To provide a comprehensive description of disease progression in synuclein seeding assay (SAA) positive sporadic Parkinson Disease participants, using Neuronal Synuclein Disease integrated biological and functional impairment staging framework.
Paulina Gonzalez‐Latapi   +19 more
wiley   +1 more source

Secure Transmission With Aid of a Helper for MIMOME Network Having Finite Alphabet Inputs

open access: yesIEEE Access, 2017
This paper considers secure transmission with the aid of a helper for finite alphabet signals in multiple-input-multiple-output multiple antenna eavesdropper networks, where the helper transmits a jamming signal along with the confidential message sent ...
Kuo Cao   +3 more
doaj   +1 more source

Wireless Secure Signal Transmission for Distributed Intelligent Surface-Aided Millimeter Wave Systems

open access: yesIEEE Access, 2020
The optimization of the secrecy rate of the distributed intelligent reflecting surfaces (IRSs)-assisted millimeter wave (mmWave) communication system is studied in this paper.
Yue Xiu, Zhongpei Zhang
doaj   +1 more source

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