Results 21 to 30 of about 1,966,680 (255)

Coherence-resonance chimeras in coupled HR neurons with alpha-stable Lévy noise

open access: yesJournal of Statistical Mechanics: Theory and Experiment, 2022
In this paper, we have investigated the collective dynamical behaviors of a network of identical Hindmarsh–Rose neurons that are coupled under small-world schemes upon the addition of α-stable Lévy noise.
Zhanqing Wang   +4 more
semanticscholar   +1 more source

Extracting stochastic dynamical systems with α-stable Lévy noise from data [PDF]

open access: yesarXiv.org, 2021
With the rapid increase of valuable observational, experimental and simulated data for complex systems, much efforts have been devoted to identifying governing laws underlying the evolution of these systems.
Yang Li   +3 more
semanticscholar   +1 more source

Dynamics and Large Deviations for Fractional Stochastic Partial Differential Equations with Lévy Noise [PDF]

open access: yesSIAM Journal on Mathematical Analysis
This paper is mainly concerned with a kind of fractional stochastic evolution equations driven by L\'evy noise in a bounded domain. We first state the well-posedness of the problem via iterative approximations and energy estimates.
Jiaohui Xu, T. Caraballo, J. Valero
semanticscholar   +1 more source

Joint power control and user grouping mechanism for efficient uplink non‐orthogonal multiple access‐based 5G communication: Utilising the Lèvy‐flight firefly algorithm

open access: yesIET Networks, EarlyView., 2023
We utilise a metaheuristic optimisation method, inspired by nature, called the Lévy‐flight firefly algorithm (LFA), to tackle the power regulation and user grouping in the NOMA systems. Abstract The non‐orthogonal multiple access strategies have shown promise to boost fifth generation and sixth generation wireless networks' spectral efficiency and ...
Zaid Albataineh   +4 more
wiley   +1 more source

Random Dynamics of the Stochastic Boussinesq Equations Driven by Lévy Noises

open access: yesAbstract and Applied Analysis, 2013
This paper is devoted to the investigation of random dynamics of the stochastic Boussinesq equations driven by Lévy noise. Some fundamental properties of a subordinator Lévy process and the stochastic integral with respect to a Lévy process are discussed,
Jianhua Huang, Yuhong Li, Jinqiao Duan
doaj   +1 more source

On operators of stochastic differentiation on spaces of regular test and generalized functions of Lévy white noise analysis

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2014
The operators of stochastic differentiation, which are closely related with the extended Skorohod stochastic integral and with the Hida stochastic derivative, play an important role in the classical (Gaussian) white noise analysis.
M.M. Dyriv, N.A. Kachanovsky
doaj   +1 more source

Voltage drop across Josephson junctions for Lévy noise detection

open access: yesPhysical Review Research, 2020
We propose to characterize Lévy-distributed stochastic fluctuations through the measurement of the average voltage drop across a current-biased Josephson junction.
Claudio Guarcello   +4 more
doaj   +1 more source

Operators of stochastic differentiation on spaces of nonregular generalized functions of Levy white noise analysis

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2016
The operators of stochastic differentiation, which are closely related with the extended Skorohod stochastic integral and with the Hida stochastic derivative, play an important role in the classical (Gaussian) white noise analysis.
N.A. Kachanovsky
doaj   +1 more source

Using entropy-driven amplifier circuit response to build nonlinear model under the influence of Lévy jump

open access: yesBMC Bioinformatics, 2022
Background Bioinformatics is a subject produced by the combination of life science and computer science. It mainly uses computer technology to study the laws of biological systems.
Hao Fu, Hui Lv, Qiang Zhang
doaj   +1 more source

Lévy noise-induced coherence resonance: Numerical study versus experiment [PDF]

open access: yesChaos, Solitons & Fractals
Using the FitzHugh-Nagumo system in the excitable regime, we investigate the influence of the L{\'e}vy noise properties on the effect of coherence resonance.
I. Korneev   +2 more
semanticscholar   +1 more source

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