Results 41 to 50 of about 47,271 (274)

$H_\infty$ Synchronization for Uncertain Time-Delay Chaotic Systems With One-Sided Lipschitz Nonlinearity

open access: yesIEEE Access, 2018
This paper addresses H∞ synchronization for uncertain chaotic systems with one-sided Lipschitz nonlinearity under the output and intrinsic state delays.
Zhanshan Zhao   +3 more
doaj   +1 more source

Qualitative Properties of alpha-Weighted Scheduling Policies [PDF]

open access: yes, 2010
We consider a switched network, a fairly general constrained queueing network model that has been used successfully to model the detailed packet-level dynamics in communication networks, such as input-queued switches and wireless networks.
Shah, Devavrat   +2 more
core   +1 more source

Lyapunov-type inequalities for nonlinear fractional differential equations and systems involving Caputo-type fractional derivatives

open access: yesJournal of Inequalities and Applications, 2019
A Lyapunov-type inequality is derived for a nonlinear fractional boundary value problem involving Caputo-type fractional derivative. The obtained inequality provides a necessary condition for the existence of nontrivial solutions to the considered ...
Mohamed Jleli, Bessem Samet, Yong Zhou
doaj   +1 more source

Lyapunov conditions for Super Poincaré inequalities

open access: yesJournal of Functional Analysis, 2009
In this interesting paper, the authors show how to use Lyapunov functions to obtain functional inequalities which are stronger than Poincaré inequality (for instance logarithm Sobolev or \(F-\)Sobolev. They build Lyapunov functions, either as a function of the log-density or as a function of the Riemannian distance.
Cattiaux, Patrick   +3 more
openaire   +4 more sources

Space-time directional Lyapunov exponents for cellular automata

open access: yes, 2006
Space-time directional Lyapunov exponents are introduced. They describe the maximal velocity of propagation to the right or to the left of fronts of perturbations in a frame moving with a given velocity.
B. Kamiński   +8 more
core   +1 more source

Uncertainty estimates and L_2 bounds for the Kuramoto-Sivashinsky equation

open access: yes, 2005
We consider the Kuramoto-Sivashinsky (KS) equation in one spatial dimension with periodic boundary conditions. We apply a Lyapunov function argument similar to the one first introduced by Nicolaenko, Scheurer, and Temam, and later improved by Collet ...
DeLellis C   +13 more
core   +1 more source

Multivariate Lyapunov inequalities

open access: yesApplied Mathematics Letters, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Hopfield Neural Networks for Online Constrained Parameter Estimation With Time‐Varying Dynamics and Disturbances

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This paper proposes two projector‐based Hopfield neural network (HNN) estimators for online, constrained parameter estimation under time‐varying data, additive disturbances, and slowly drifting physical parameters. The first is a constraint‐aware HNN that enforces linear equalities and inequalities (via slack neurons) and continuously tracks the ...
Miguel Pedro Silva
wiley   +1 more source

Pullback attractor of Hopfield neural networks with multiple time-varying delays

open access: yesAIMS Mathematics, 2021
This paper deals with the attractor problem of Hopfield neural networks with multiple time-varying delays. The mathematical expression of the networks cannot be expressed in the vector-matrix form due to the existence of the multiple delays, which leads ...
Qinghua Zhou   +3 more
doaj   +1 more source

Current Tracking Adaptive Control of Brushless DC Motors

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
In this paper, the current tracking for Brushless Direct Current motors is approached considering uncertainty in the parameters of the motor's model. An adaptive control scheme to compensate electrical parameters uncertainty is proposed without requiring any knowledge of the mechanical parameters.
Fernanda Ramos‐García   +3 more
wiley   +1 more source

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