Results 41 to 50 of about 2,845,590 (294)

Positivity and Linearization of a Class of Nonlinear Continuous–Time Systems by State Feedbacks

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2015
The positivity and linearization of a class of nonlinear continuous-time system by nonlinear state feedbacks are addressed. Necessary and sufficient conditions for the positivity of the class of nonlinear systems are established.
Kaczorek Tadeusz
doaj   +1 more source

Improving the Evaluation and Management of Transfusion‐Related Iron Overload in Children, Adolescents, and Young Adults Following Cancer Treatment or Hematopoietic Stem Cell Transplantation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Transfusion‐related iron overload (TRIO) is a late effect of therapy impacting survivors of childhood cancer and hematopoietic stem cell transplantation (HSCT) who receive frequent packed red blood cell (pRBC) transfusions. Surprisingly, there are no accepted guidelines to assist providers in identifying and treating at‐risk ...
Luke Gingell   +3 more
wiley   +1 more source

Inverted Pendulum Control: A Comparative Study from Conventional Control to Reinforcement Learning

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2023
The rise of deep reinforcement learning in recent years has led to its usage in solving various challenging problems, such as chess and Go games. However, despite its recent success in solving highly complex problems, a question arises on whether this ...
Ahmad Ataka   +4 more
doaj   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Control of a Chemical Reactor with Chaotic Dynamics [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2010
In this paper, control of a non-isothermal continuous stirred tank reactor in which two parallel autocatalytic reactions take place has been addressed. The reactor shows chaotic behavior for a certain set of reactor parameters.
Shabnam Rasoulian   +2 more
doaj  

State Feedback Controller Design of an Active Suspension System for Vehicles Using Pole Placement Technique

open access: yesActa Technica Jaurinensis, 2019
The paper presents a method for designing a state feedback controller of an active suspension system of a quarter car model. This is a survey based on a specific example.
Andrea Wéber, Miklós Kuczmann
doaj   +1 more source

Bayesian feedback control of a two-atom spin-state in an atom-cavity system

open access: yes, 2012
We experimentally demonstrate real-time feedback control of the joint spin-state of two neutral Caesium atoms inside a high finesse optical cavity. The quantum states are discriminated by their different cavity transmission levels.
Artur Widera   +9 more
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

High Bandwidth Control of a Piezo-Actuated Nanopositioning System Based on a Discrete-Time High-Order Dual-Loop Framework

open access: yesSensors
Dual-loop control enhances the bandwidth of piezo-actuated nanopositioning systems via inner-loop state feedback controller suppressing lightly damped resonance and outer-loop tracking controller eliminating hysteresis nonlinearity.
Longhuan Yu   +2 more
doaj   +1 more source

Development of Observer State Output Feedback for Phase-Shifted Full Bridge DC–DC Converter Control

open access: yesIEEE Access, 2017
Controllers are designed to regulate output voltage and improve dynamic performance of dc-dc converter to variable supply voltage, load current or circuit element variation.
Oladimeji Ibrahim   +3 more
doaj   +1 more source

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