Results 51 to 60 of about 117,697,012 (350)

Interconnection structure preservation design for a type of port‐controlled hamiltonian systems—A parametric approach

open access: yesIET Control Theory & Applications, 2021
It is a very important issue to minimise the change of the interconnect structure matrix when stabilising a port‐controlled Hamiltonian (PCH) system.
Tianyi Zhao, Guangren Duan
doaj   +1 more source

Nonlinear control theory and chaotic dynamical systems [PDF]

open access: yesProceedings of the IEEE 1991 National Aerospace and Electronics Conference NAECON 1991, 2002
The author treats the role of multiparameters in the existence of solutions of highly coupled nonlinear dynamical systems and numerical computation of solutions. An attempt is made to develop methods applicable to control of highly coupled nonlinear dynamical systems containing multiparameters which may have a chaotic behavior.
openaire   +1 more source

Optimizing photoexcitation conditions for time‐resolved X‐ray solution scattering experiments

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering (TR‐XSS) is a powerful technique to visualize how proteins change their structure in real time after light activation. Selecting the right laser photoexcitation conditions—fluence, excitation geometry, and sample refresh rate—is critical to maximize the experimental signal while avoiding unwanted side effects ...
Matteo Levantino
wiley   +1 more source

Unified linear time-invariant model predictive control for strong nonlinear chaotic systems [PDF]

open access: yes, 2016
It is well known that an alone linear controller is difficult to control a chaotic system, because intensive nonlinearities exist in such system. Meanwhile, depending closely on a precise mathematical modeling of the system and high computational ...
Sun, Mingwei   +2 more
core   +1 more source

Finite-Time Incremental Passivity and Output Tracking Control for Switched Nonlinear Systems

open access: yesIEEE Access, 2020
This paper studies the finite-time incremental passivity of switched nonlinear systems. Then, the established theory is applied to solve the finite-time output tracking control problem of switched nonlinear systems.
Shuo Liu, Hongbo Pang
doaj   +1 more source

Study on stability and scalability of vehicular platoon with a bidirectional ring interconnection

open access: yesIET Intelligent Transport Systems, 2021
This paper studies the stability and scalability of the platoon where multiple vehicles move in a closed roadway and are coupled in a bidirectional ring. Each vehicle regulates its longitudinal motion based on bidirectional asymmetric control with triple
Junying Zhang, Xindi Ma, Yong Wang
doaj   +1 more source

Type I interferons modulate autophagy to shape gemcitabine response in pancreatic cancer cells

open access: yesFEBS Open Bio, EarlyView.
Type I interferons differentially modulate autophagy and the response of pancreatic cancer cells to gemcitabine. IFNα2b stimulates autophagic flux and protects cells from gemcitabine‐induced cell death, contributing to chemoresistance. In contrast, IFNβ1a inhibits autophagosome formation and enhances gemcitabine‐induced cell death, resulting in ...
Lucy E. Bonilla   +10 more
wiley   +1 more source

Adaptive backstepping complementary sliding mode control with parameter estimation and dead‐zone modification for PMLSM servo system

open access: yesIET Power Electronics, 2021
An adaptive backstepping complementary sliding mode control (ABCSMC) with dead‐zone parameter modification applicable to the permanent magnet linear synchronous motor is proposed in order to achieve high‐performance servo control fields.
Hongyan Jin, Ximei Zhao, Tianhe Wang
doaj   +1 more source

Evaluation of Dried Plasma Spot‐Based Quantification of Glial Fibrillary Acidic Protein as a Disease‐Associated Biomarker in Neuromyelitis Optica Spectrum Disorder

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To evaluate the diagnostic accuracy of glial fibrillary acidic protein (GFAP) measured in dried plasma spots versus conventional plasma‐ and serum‐GFAP testing for assessment of disease severity in aquaporin‐4 immunoglobulin G–positive neuromyelitis optica spectrum disorder (AQP4‐IgG+ NMOSD).
Felix Wohlrab   +19 more
wiley   +1 more source

RBF NN-Based Backstepping Adaptive Control for a Class of Nonlinear Systems

open access: yesMATEC Web of Conferences, 2018
There are many control methods for nonlinear systems, but some of them can not control nonlinear mismatched systems very well. Backstepping control has obvious advantages in controlling nonlinear mismatched systems.
Zhao Haibo, Wang Chengguang
doaj   +1 more source

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