Results 21 to 30 of about 285,369 (255)

Consensus of Discrete Time Second-Order Multiagent Systems with Time Delay

open access: yesDiscrete Dynamics in Nature and Society, 2012
The consensus problem for discrete time second-order multiagent systems with time delay is studied. Some effective methods are presented to deal with consensus problems in discrete time multiagent systems.
Wei Zhu
doaj   +1 more source

Modal Control of Linear Time-Invariant Discrete-Time Systems

open access: yesMeasurement + Control, 1969
Modal control theory is applied to the design of feedback loops for linear time-invariant discrete-time systems. Modal theory is also used to demonstrate the explicit relationship which exists between the controllability of a mode of a discrete-time ...
B. Porter MA, PhD, CEng, MIMechE   +1 more
doaj   +1 more source

Stability of Nonlinear Stochastic Discrete-Time Systems

open access: yesJournal of Applied Mathematics, 2013
This paper studies the stability for nonlinear stochastic discrete-time systems. First of all, several definitions on stability are introduced, such as stability, asymptotical stability, and pth moment exponential stability. Moreover, using the method of
Yan Li, Weihai Zhang, Xikui Liu
doaj   +1 more source

On Fractional-Order Discrete-Time Reaction Diffusion Systems

open access: yesMathematics, 2023
Reaction–diffusion systems have a broad variety of applications, particularly in biology, and it is well known that fractional calculus has been successfully used with this type of system.
Othman Abdullah Almatroud   +3 more
doaj   +1 more source

Losslessness of Nonlinear Stochastic Discrete-Time Systems

open access: yesDiscrete Dynamics in Nature and Society, 2015
This paper will study stochastic losslessness theory for nonlinear stochastic discrete-time systems, which are expressed by the Itô-type difference equations.
Xikui Liu, Yan Li, Ning Gao
doaj   +1 more source

Stabilization of discrete-time LTI positive systems

open access: yesArchives of Control Sciences, 2017
The paper mitigates the existing conditions reported in the previous literature for control design of discrete-time linear positive systems. Incorporating an associated structure of linear matrix inequalities, combined with the Lyapunov inequality ...
Krokavec Dušan, Filasová Anna
doaj   +1 more source

H∞ Consensus for Discrete-Time Multiagent Systems

open access: yesDiscrete Dynamics in Nature and Society, 2015
An H∞ consensus problem of multiagent systems is studied by introducing disturbances into the systems. Based on H∞ control theory and consensus theory, a condition is derived to guarantee the systems both reach consensus and have a certain H∞ property.
Xiaoping Wang, Jinliang Shao
doaj   +1 more source

Discrete-Time Convergent Nonlinear Systems

open access: yesIEEE Transactions on Automatic Control
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Marc Jungers   +2 more
openaire   +2 more sources

Absolute Stability of Discrete-Time Systems with Delay

open access: yesAdvances in Difference Equations, 2008
We investigate the stability of nonlinear nonautonomous discrete-time systems with delaying arguments, whose linear part has slowly varying coefficients, and the nonlinear part has linear majorants.
Medina Rigoberto
doaj   +2 more sources

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

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