Results 11 to 20 of about 17,916,319 (334)

Dynamic Trust-Based Device Legitimacy Assessment Towards Secure IoT Interactions

open access: yesJournal of Communications Software and Systems, 2022
Establishing trust-based interactions in heterogeneously connected devices appears to be the prominent mechanism in addressing the prevailing concerns of confidence, reliability and privacy relevant in establishing secure interactions among connected ...
Vishwanath Garagad, Nalini Iyer
doaj   +1 more source

Parameter Identification With Finite-Convergence Time Alertness Preservation [PDF]

open access: yesIEEE Control Systems Letters, 2020
In this letter note we present two new parameter identifiers whose estimates converge in finite time under weak interval excitation assumptions. The main novelty is that, in contrast with other finite-convergence time (FCT) estimators, our schemes ...
R. Ortega, A. Bobtsov, N. Nikolaev
semanticscholar   +1 more source

Habenula and ADHD: Convergence on time [PDF]

open access: yesNeuroscience & Biobehavioral Reviews, 2013
Attention deficit/hyperactivity disorder (ADHD) is a childhood-onset psychiatric condition characterized by hyperactivity, impulsivity, and attention deficit. In addition to these core symptoms, accumulating evidence suggests that ADHD may also involve alterations in circadian rhythms, sleep disturbance, and time perception.
Lee, Young-A, Goto, Yukiori
openaire   +2 more sources

Finite-Time Convergent Gossiping [PDF]

open access: yesIEEE/ACM Transactions on Networking, 2016
Gossip algorithms are widely used in modern distributed systems, with applications ranging from sensor networks and peer-to-peer networks to mobile vehicle networks and social networks. A tremendous research effort has been devoted to analyzing and improving the asymptotic rate of convergence for gossip algorithms.
Bo Li   +3 more
openaire   +3 more sources

RM-ADR: Resource Management Adaptive Data Rate for Mobile Application in LoRaWAN

open access: yesSensors, 2021
LoRaWAN is renowned and a mostly supported technology for the Internet of Things, using an energy-efficient Adaptive Data Rate (ADR) to allocate resources (e.g., Spreading Factor (SF)) and Transmit Power (TP) to a large number of End Devices (EDs).
Khola Anwar   +5 more
doaj   +1 more source

Stopping Times and Γ-Convergence [PDF]

open access: yesTransactions of the American Mathematical Society, 1987
The equation ∂ u / ∂ t = Δ u − μ u \partial u/\partial t = \Delta u - \mu u represents diffusion with killing. The strength of the killing is described by the measure μ \mu , which is not assumed to be finite or even σ
G. Dal Maso, J. Baxter, Umberto Mosco
openaire   +2 more sources

Evaluation of Inter-System Bias between BDS-2 and BDS-3 Satellites and Its Impact on Precise Point Positioning

open access: yesRemote Sensing, 2020
The BeiDou navigation satellite system (BDS) currently has 41 satellites in orbits and will reach its full constellation following the launch of the last BDS satellite in June 2020 to provide navigation, positioning, and timing (PNT) services for global ...
Wen Zhao   +4 more
doaj   +1 more source

Bearing-Only Formation Control With Prespecified Convergence Time

open access: yesIEEE Transactions on Cybernetics, 2020
This article considers the bearing-only formation control problem, where the control of each agent only relies on relative bearings of their neighbors. A new control law is proposed to achieve target formations in finite time. Different from the existing
Zhenhong Li   +5 more
semanticscholar   +1 more source

Loosely-Stabilizing Leader Election with Polylogarithmic Convergence Time

open access: yesInternational Conference on Principles of Distributed Systems, 2020
A loosely-stabilizing leader election protocol with polylogarithmic convergence time in the population protocol model is presented in this paper. In the population protocol model, which is a common abstract model of mobile sensor networks, it is known to
Y. Sudo   +5 more
semanticscholar   +1 more source

Design optimisation of low earth orbit constellation based on BeiDou Satellite Navigation System precise point positioning

open access: yesIET Radar, Sonar & Navigation, 2022
The use of low earth orbit (LEO) satellites to enhance the performance of global navigation satellite system navigation and positioning services has become a popular research topic.
Jing Liu   +5 more
doaj   +1 more source

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