Results 11 to 20 of about 17,682 (308)

Admissible Estimators in the General Multivariate Linear Model with Respect to Inequality Restricted Parameter Set

open access: yesJournal of Inequalities and Applications, 2009
By using the methods of linear algebra and matrix inequality theory, we obtain the characterization of admissible estimators in the general multivariate linear model with respect to inequality restricted parameter set.
Shangli Zhang, Gang Liu, Wenhao Gui
doaj   +2 more sources

Stability Analysis of Systems with Interval Time-Varying Delays via a New Integral Inequality

open access: yesComplexity, 2020
This paper focuses on delay-dependent stability analysis for systems with interval time-varying delays. Based on a new integral inequality and a generalized reciprocally convex combination matrix inequality, a new delay-dependent stability criterion is ...
Zerong Ren, Jun-kang Tian
doaj   +1 more source

EXPONENTIAL STABILITY CONTROL FOR NETWORKED SYSTEMS WITH INTERVAL DISTRIBUTION TIME DELAYS [PDF]

open access: yesActa Informatica Malaysia, 2018
To study the problem of exponential stability control for a class of networked control systems with interval distribution time delays, a new approach is given to model the networked control systems with the stochastic time delays which is assumed to be
Hejun, Fushun
doaj   +1 more source

Linear matrix inequality representation of sets [PDF]

open access: yesCommunications on Pure and Applied Mathematics, 2006
AbstractThis article concerns the question, Which subsets of ℝm can be represented with linear matrix inequalities (LMIs)? This gives some perspective on the scope and limitations of one of the most powerful techniques commonly used in control theory. Also, before having much hope of representing engineering problems as LMIs by automatic methods, one ...
Helton, J. William, Vinnikov, Victor
openaire   +2 more sources

Non-Fragile Control of Switched Fuzzy Time-Delay Systems in Network Environment [PDF]

open access: yesJisuanji gongcheng, 2020
Aiming at the nonlinear network switched system whose controller gain is perturbed,this paper adopts the T-S model to study the stability control problem of the system under the condition that both random time-varying delay and uncertainty exist.The ...
LIU Yi, MEI Yupeng, LI Guoyan, PAN Yuheng
doaj   +1 more source

Exact Algorithms for Linear Matrix Inequalities [PDF]

open access: yesSIAM Journal on Optimization, 2016
Let $A(x)=A\_0+x\_1A\_1+...+x\_nA\_n$ be a linear matrix, or pencil, generated by given symmetric matrices $A\_0,A\_1,...,A\_n$ of size $m$ with rational entries. The set of real vectors x such that the pencil is positive semidefinite is a convex semi-algebraic set called spectrahedron, described by a linear matrix inequality (LMI).
Henrion, Didier   +2 more
openaire   +4 more sources

LMI-Observer-Based Stabilizer for Chaotic Systems in the Existence of a Nonlinear Function and Perturbation

open access: yesMathematics, 2021
In this study, the observer-based state feedback stabilizer design for a class of chaotic systems in the existence of external perturbations and Lipchitz nonlinearities is presented.
Hamede Karami   +4 more
doaj   +1 more source

New Delay-Dependent Robust Exponential Stability Criteria of LPD Neutral Systems with Mixed Time-Varying Delays and Nonlinear Perturbations

open access: yesJournal of Applied Mathematics, 2013
This paper is concerned with the problem of robust exponential stability for linear parameter-dependent (LPD) neutral systems with mixed time-varying delays and nonlinear perturbations.
Sirada Pinjai, Kanit Mukdasai
doaj   +1 more source

Robust Control Theory for Time Lag System in Chemical Engineering and Its Application

open access: yesChemical Engineering Transactions, 2017
A series of problems of the time-lag system including robust stability analysis and guaranteed cost controller design are studied mainly based on the Lyapunov stability theory by linear matrix inequality method and time lag partitioning method in this ...
Mingli Zhou
doaj   +1 more source

Robust Exponential Converge Controller Design for a Unified Chaotic System with Structured Uncertainties via LMI

open access: yesDiscrete Dynamics in Nature and Society, 2010
This paper focuses on the chaos control problem of the unified chaotic systems with structured uncertainties. Applying Schur-complement and some matrix manipulation techniques, the controlled uncertain unified chaotic system is then transformed into the ...
Neng-Sheng Pai, Her-Terng Yau
doaj   +1 more source

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