Results 31 to 40 of about 1,233,620 (143)

Instabilities of the harmonic oscillator with fluctuating damping [PDF]

open access: yes, 2011
We investigate the instabilities of a linear damped oscillator due to fluctuations of the damping parameter. The fluctuations are driven either by Gaussian white noise or Poisson white noise (white shot noise). We consider three notions of stability. The
Campos, Daniel   +3 more
core   +2 more sources

Mean-square stability of Riemann–Liouville fractional Hopfield’s graded response neural networks with random impulses

open access: yesAdvances in Difference Equations, 2021
In this paper a model of Hopfield’s graded response neural network is investigated. A network whose neurons are subject to a certain impulsive state displacement at random times is considered. The model is set up and studied.
R. Agarwal   +3 more
doaj   +1 more source

Practical exponential stability in mean square of stochastic partial differential equations [PDF]

open access: yes, 2014
The main aim of this paper is to establish some criteria for the mean square and almost sure practical exponential stability of a nonlinear monotone stochastic partial differential ...
Caraballo Garrido, Tomás   +2 more
core   +1 more source

Multi-condition of stability for nonlinear stochastic non-autonomous delay differential equation [PDF]

open access: yes, 2018
A nonlinear stochastic differential equation with the order of nonlinearity higher than one, with several discrete and distributed delays and time varying coefficients is considered.
Shaikhet, Leonid
core   +2 more sources

Mean Square Exponential Stability of Stochastic Switched System with Interval Time-Varying Delays

open access: yesAbstract and Applied Analysis, 2012
This paper is concerned with mean square exponential stability of switched stochastic system with interval time-varying delays. The time delay is any continuous function belonging to a given interval, but not necessary to be differentiable.
Manlika Rajchakit, Grienggrai Rajchakit
doaj   +1 more source

Diffusion LMS for clustered multitask networks [PDF]

open access: yes, 2013
Recent research works on distributed adaptive networks have intensively studied the case where the nodes estimate a common parameter vector collaboratively.
Chen, Jie, Richard, Cédric, Sayed, Ali
core   +1 more source

Generalized Mean Square Exponential Stability for Stochastic Functional Differential Equations

open access: yesMathematics
This work focuses on a class of stochastic functional differential equations and neutral stochastic differential functional equations. By using a new approach, some sufficient conditions are obtained to guarantee the generalized mean square exponential ...
Tianyu He, Zhi Li, Tianquan Feng
doaj   +1 more source

Mean Square Exponential Stability of Stochastic Complex-Valued Neural Networks with Mixed Delays

open access: yesComplexity, 2019
This paper investigates the mean square exponential stability problem of a class of complex-valued neural networks with stochastic disturbance and mixed delays including both time-varying delays and continuously distributed delays.
Xiaohui Xu, Jibin Yang, Yanhai Xu
doaj   +1 more source

Mean-square exponential stability of fuzzy stochastic BAM networks with hybrid delays

open access: yesAdvances in Difference Equations, 2018
We study fuzzy stochastic bidirectional associative memory cellular neural networks with discrete delays in leakage terms and with continuous and infinitely distributed delays in the transmission terms. Under certain structural assumptions, we prove that
Fosheng Wang, Chengqiang Wang
doaj   +1 more source

A stochastic behavior analysis of stochastic restricted-gradient descent algorithm in reproducing kernel Hilbert spaces

open access: yes, 2014
This paper presents a stochastic behavior analysis of a kernel-based stochastic restricted-gradient descent method. The restricted gradient gives a steepest ascent direction within the so-called dictionary subspace.
Richard, Cedric   +2 more
core   +1 more source

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