Results 71 to 80 of about 2,419,199 (329)

Robust Adaptive Generalized Projective Synchronization of Chaotic Systems with Uncertain Disturbances

open access: yesJournal of Applied Mathematics, 2012
The generalized projective synchronization (GPS) of chaotic systems with uncertain parameter noise and external disturbance is discussed. Based on the adaptive technique, a response system is constructed, and a novel adaptive controller is designed to ...
Zhen Jia, Guangming Deng
doaj   +1 more source

IPS Observations of Flare-Generated Disturbances [PDF]

open access: yesSymposium - International Astronomical Union, 1980
Dynamical behaviour of a flare-generated disturbance can be followed by IPS observations through a comparison between the IPS observations and a model of the disturbance. The highly turbulent post-shock plasma can be attributed to the contact surface of the disturbance. Two examples of IPS observations of flare-generated disturbances will be discussed.
openaire   +1 more source

Flow disturbances generated by feeding and swimming zooplankton [PDF]

open access: yesProceedings of the National Academy of Sciences, 2014
SignificancePlankton compromise their survival when they swim and feed because the fluid disturbances that they generate may be perceived by predators. Because the abundance and population dynamics of zooplankton in the ocean are governed by their access to food and exposure to predators, an important question is to what extent and how zooplankton may ...
Kiørboe, Thomas   +4 more
openaire   +3 more sources

Diabetes‐induced vascular calcification is associated with low pyrophosphate and its oral supplementation prevents calcification in diabetic mice

open access: yesFEBS Open Bio, EarlyView.
Induction of diabetes in three different mouse strains uniformly resulted in an increase in TNAP activity and a reduction in pyrophosphate (PPi) in the circulation. Inhibition of TNAP restored plasma PPi. Diabetes‐induced calcification in the media layer of the aorta was detected only in the Abcc6−/− strain, which is predisposed to ectopic ...
Krisztina Fülöp   +13 more
wiley   +1 more source

Generalized predictive speed control based on equivalent-input-disturbance for PMSM drive system

open access: yesAdvances in Mechanical Engineering, 2022
The speed control performance of permanent magnet synchronous motor (PMSM) drive system is degraded due to non-matching disturbances such as parameter perturbation and load torque mutation.
Gang Huang   +4 more
doaj   +1 more source

Design and practical implementation of a fractional order proportional integral controller (FOPI) for a poorly damped fractional order process with time delay

open access: yes, 2019
One of the most popular tuning procedures for the development of fractional order controllers is by imposing frequency domain constraints such as gain crossover frequency, phase margin and iso-damping properties.
Birs, Isabela Roxana   +4 more
core   +1 more source

Thermoelasticity and generalized thermoelasticity viewed as wave hierarchies [PDF]

open access: yes, 2008
It is seen how to write the standard\^E form of the four partial differential equations in four unknowns of anisotropic thermoelasticity as a single equation in one variable, in terms of isothermal and isentropic wave operators.
Scott, N.H
core   +2 more sources

Differential regulation of ZFAS1 splice variants by endoplasmic reticulum stress in hepatocyte cell lines

open access: yesFEBS Open Bio, EarlyView.
ZFAS1 is a lncRNA promoting cell proliferation and migration, exhibiting high expression in various cancers. It is conserved, widely expressed, and produces multiple splice variants with unclear roles. We identified several splice variants in hepatocyte models, and found that inhibiting or suppressing regulators of the unfolded protein response (PERK ...
Sébastien Soubeyrand   +2 more
wiley   +1 more source

State-Space Interpretation of Model Predictive Control [PDF]

open access: yes, 1992
A model predictive control technique based on a step response model is developed using state estimation techniques. The standard step response model is extended so that integrating systems can be treated within the same framework.
Garcia, Carlos E.   +2 more
core  

A Comprehensive Overview of the Clinical, Electrophysiological, and Neuroimaging Features of BPAN: Insights From a New Case Series

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Neurodegeneration with brain iron accumulation (NBIA) comprises a genetically and clinically heterogeneous group of rare neurological disorders characterized particularly by iron accumulation in the basal ganglia. To date, 15 genes have been associated with NBIA.
Seda Susgun   +95 more
wiley   +1 more source

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