Results 41 to 50 of about 980,426 (317)

Input distinguishability of linear dynamic control systems

open access: yesJournal of Taibah University for Science, 2019
When observabilities of hybrid dynamic systems are considered, the distinguishability of subsystems takes a very important role. Necessary and sufficient conditions for distinguishability of linear dynamic systems are obtained. Some illustrative examples
Awais Younus, Muhammad Asif
doaj   +1 more source

Non-linear control model for use in greenhouse climate control systems

open access: yesResearch in Agricultural Engineering, 2022
In this study, a non-linear control system was designed and proposed to control the greenhouse climate conditions. This control system directly uses the information of sensors, installed inside and outside the greenhouse.
Jalal Javadi Moghaddam   +3 more
doaj   +1 more source

Structural controllability of switched linear systems [PDF]

open access: yesAutomatica, 2013
This paper studies the structural controllability of a class of uncertain switched linear systems, where the parameters of subsystems state matrices are either unknown or zero. The structural controllability is a generalization of the traditional controllability concept for dynamical systems, and purely based on the interconnection relation between the
Liu, X., Lin, H., Chen, B.M.
openaire   +2 more sources

H∞ Guaranteed Cost Control For Uncertain Continuous-time Linear Systems

open access: yes, 2015
This paper deals with the H∞ guaranteed cost control problems for continuous-time uncertain systems. It consist of the determination of a stabilizing state feedback gain which imposes on all possible closed-loop models an H∞ -norm upper bound γ > 0 ...
Geromel J.C.   +5 more
core   +1 more source

Time Toxicity in Wilms Tumor: Quantifying the Burden of Healthcare Interaction in the First Year After Diagnosis

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Wilms tumor (WT) treatment imposes a significant time burden on patients and their families. Time toxicity is a patient‐centered metric that quantifies the burden of healthcare interaction. We sought to define time toxicity in the first year after diagnosis of WT and hypothesized that it would increase as tumor stage and treatment ...
Caleb Q. Ashbrook   +6 more
wiley   +1 more source

Fuzzy control for yaw tracking of Cormoran AUV

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2015
This work presents in detail the fuzzy control design for yaw tracking of an autonomous underwater vehicle. This control has been developed from the mathematical description of the hydrodynamic model of the vehicle, which is studied and discussed from ...
Julián González   +2 more
doaj   +1 more source

Optimal periodic output feedback control: a continuous-time approach

open access: yes, 2007
: This paper addresses the problem of optimal static output feedback control of linear periodic systems. The proposed approach, which allows to deal with both stable and unstable open loop systems, relies on a continuous-time formulation of the control ...
VIGANO', LUCA   +8 more
core   +1 more source

Optimal control of wave linear repetitive processes [PDF]

open access: yes, 2008
This paper gives new results on optimal control of the so-called wave discrete linear repetitive processes which find novel application in the modelling of physical examples.
Galkowski, K.   +3 more
core   +1 more source

Heterogeneity in the Global Practice of Central Nervous System Staging in Pediatric Acute Lymphoblastic Leukemia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Central nervous system (CNS) involvement in childhood acute lymphoblastic leukemia (ALL) is assessed by cell counting and cytomorphology from cerebrospinal fluid (CSF) and is used for treatment stratification worldwide. The ratio of “CNS2” patients in clinical trials ranges from 3% to 40%, with unclear prognostic significance ...
Laura Almási   +14 more
wiley   +1 more source

H∞ Control for Linear Positive Discrete-Time Systems

open access: yesJournal of Applied Mathematics, 2013
This paper is concerned with H∞ control for linear positive discrete-time systems. Positive systems are characterized by nonnegative restriction on systems’ variables.
Youmei Zhang   +2 more
doaj   +1 more source

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