Results 51 to 60 of about 1,432,944 (317)

Discrete‐time modelling methodology of networked control systems under packet delay and dropout

open access: yesIET Cyber-Physical Systems, 2023
Models and control techniques for networked control systems (NCSs) can be divided into continuous‐time and discrete‐time types. Unlike the continuous‐time analysis, literature on discrete‐time analysis and control of NCSs under packet delay and dropout ...
Kamran Mohajeri   +3 more
doaj   +1 more source

Design of Robust Guaranteed Margin Stability Region PI Controller for Automotive LED Lighting With Parameter Uncertainty

open access: yesIEEE Access, 2022
In the modern era, automotive light emitting diode (LED) lighting technologies are booming as a result of high luminous intensity, long life, compact size, high energy efficiency, high reliability etc.
Alagarsamy Sureshkumar   +1 more
doaj   +1 more source

A Popov Stability Condition for Uncertain Linear Quantum Systems

open access: yes, 2013
This paper considers a Popov type approach to the problem of robust stability for a class of uncertain linear quantum systems subject to unknown perturbations in the system Hamiltonian.
James, Matthew R.   +2 more
core   +1 more source

Class IIa HDACs forced degradation allows resensitization of oxaliplatin‐resistant FBXW7‐mutated colorectal cancer

open access: yesMolecular Oncology, EarlyView.
HDAC4 is degraded by the E3 ligase FBXW7. In colorectal cancer, FBXW7 mutations prevent HDAC4 degradation, leading to oxaliplatin resistance. Forced degradation of HDAC4 using a PROTAC compound restores drug sensitivity by resetting the super‐enhancer landscape, reprogramming the epigenetic state of FBXW7‐mutated cells to resemble oxaliplatin ...
Vanessa Tolotto   +13 more
wiley   +1 more source

Observer-Based Adaptive Control of Uncertain Nonlinear Systems Via Neural Networks

open access: yesIEEE Access, 2018
In this paper, a novel observer-based control strategy is proposed for a class of uncertain continuous-time nonlinear systems based on the Hamilton-Jacobi-Bellman (HJB) equation.
Chaoxu Mu, Yong Zhang, Ke Wang
doaj   +1 more source

Control of Networked Multiagent Systems with Uncertain Graph Topologies

open access: yes, 2015
Multiagent systems consist of agents that locally exchange information through a physical network subject to a graph topology. Current control methods for networked multiagent systems assume the knowledge of graph topologies in order to design ...
Moore, Kevin L.   +2 more
core   +1 more source

Correlation of the differential expression of PIK3R1 and its spliced variant, p55α, in pan‐cancer

open access: yesMolecular Oncology, EarlyView.
PIK3R1 undergoes alternative splicing to generate the isoforms, p85α and p55α. By combining large patient datasets with laboratory experiments, we show that PIK3R1 spliced variants shape cancer behavior. While tumors lose the protective p85α isoform, p55α is overexpressed, changes linked to poorer survival and more pronounced in African American ...
Ishita Gupta   +10 more
wiley   +1 more source

Control of uncertain systems by feedback linearization with neural networks augmentation. Part II. Controller validation by numerical simulation [PDF]

open access: yesINCAS Bulletin, 2010
The paper was conceived in two parts. Part I, previously published in this journal, highlighted the main steps of adaptive output feedback control for non-affine uncertain systems, having a known relative degree.
Adrian TOADER, Ioan URSU
doaj   +1 more source

Impact of a senior research thesis on students' perceptions of scientific inquiry in distinct student populations

open access: yesFEBS Open Bio, EarlyView.
This study addressed how a senior research thesis is perceived by undergraduate students. It assessed students' perception of research skills, epistemological beliefs, and career goals in Biochemistry (science) and BDC (science‐business) students. Completing a thesis improved confidence in research skills, resilience, scientific identity, closed gender‐
Celeste Suart   +4 more
wiley   +1 more source

Robust Stability Analysis for a Perturbed Single-Area Power System Model

open access: yesCybernetics and Information Technologies, 2015
This research work investigates the derivation of a fixed upper matrix bound for the solution of one class of parameter-dependent Continuous Algebraic Lyapunov Equations (CALE).
Savov Svetoslav, Popchev Ivan
doaj   +1 more source

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