Results 61 to 70 of about 83,343,124 (294)

Controllability and observability of coordinated linear systems

open access: yesLinear Algebra and its Applications, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
P.L. Kempker (Pia)   +2 more
openaire   +4 more sources

Linear, Nonlinear, and Distributed-Parameter Observers Used for (Renewable) Energy Processes and Systems—An Overview

open access: yesEnergies
Full- and reduced-order observers have been used in many engineering applications, particularly for energy systems. Applications of observers to energy systems are twofold: (1) the use of observed variables of dynamic systems for the purpose of feedback ...
Verica Radisavljevic-Gajic   +2 more
doaj   +1 more source

INTERVAL STATE ESTIMATION FOR SINGULAR DIFFERENTIAL EQUATION SYSTEMS WITH DELAYS [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2016
The paper deals with linear differential equation systems with algebraic restrictions (singular systems) and a method of interval observer design for this kind of systems.
T. A. Kharkovskaia   +2 more
doaj   +1 more source

Serum Myonectin Levels Are Positively Associated With Physical Function and Lower Frailty‐Related Limitation in Maintenance Hemodialysis Patients: A Cross‐Sectional Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Maintenance hemodialysis (MHD) patients frequently suffer from frailty, characterized by reduced physical function and poor prognosis. Myokines, such as myonectin, secreted by muscle, are emerging regulators of systemic health. This study investigated the relationship between serum myonectin, adipokines (adiponectin, omentin), and ...
Kenichi Kono   +7 more
wiley   +1 more source

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

Robust Fault Detection of Linear Uncertain Time-Delay Systems Using Unknown Input Observers

open access: yesJournal of Applied Mathematics, 2013
This paper deals with the problem of fault detection for linear uncertain time-delay systems. The proposed method for Luenberger observers is developed for unknown input observers (UIOs), and a novel procedure for the design of residual based on UIOs is ...
Saeed Ahmadizadeh   +2 more
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

Forecasting the Dialysis Burden in Japan: Validation‐Based Projections of Prevalence and Incidence Through 2050

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Japan has one of the highest dialysis prevalence rates worldwide and a shrinking, aging population. Whether dialysis burden has entered a sustained post‐peak phase or whether recent declines partly reflect pandemic‐related disruptions remains uncertain.
Hatice Şahin   +2 more
wiley   +1 more source

Functional Interval Observers-Based Active Fault Tolerant Control for Continuous-Time Linear Parameter-Varying Systems

open access: yesIEEE Access
This article addresses the problem of Functional Interval Observers (FIO) based on Active Fault Tolerant Control for continuous-time polytopic Linear Parameter-Varying systems in the presence of unknown but bounded uncertainties, external disturbances ...
Hanin Mizouri   +2 more
doaj   +1 more source

Logic-Dynamic Approach to Fault Diagnosis in Mechatronic Systems

open access: yesInternational Journal of Advanced Robotic Systems, 2006
This paper presents a problem of fault detection and isolation (FDI) in mechatronic systems described by nonlinear dynamic models with such types of no differentiable nonlinearities as saturation, Coulomb friction, backlash, and hysteresis. To solve this
V. F. Filaretov, A. N. Zhirabok
doaj   +1 more source

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