Results 71 to 80 of about 64,377 (317)

Backstepping Nonlinear Control Using Nonlinear Parametric Fuzzy Systems [PDF]

open access: yes, 2013
[[abstract]]Based on nonlinear parametric fuzzy systems, an adaptive backstepping controller is proposed for a class of strict-feedback nonlinear systems.
Y.G. Leu
core  

Robust mixed H-2/H∞ control for a class of nonlinear stochastic systems [PDF]

open access: yes, 2006
The problem of mixed H2/H∞ control is considered for a class of uncertain discrete-time nonlinear stochastic systems. The nonlinearities are described by statistical means of the stochastic variables and the uncertainties are represented by deterministic
Wang, Z, Ho, DWC, Yang, F
core   +1 more source

Boundary controllability of nonlinear stochastic fractional systems in Hilbert spaces

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2018
Sufficient conditions for the controllability of nonlinear stochastic fractional boundary control systems are established. The equivalent integral equations are derived for both linear and nonlinear systems, and the control function is given in terms of ...
Lizzy Rajendran Mabel   +1 more
doaj   +1 more source

Improved composite adaptive fault‐tolerant control for dynamic positioning vehicle subject to the dead‐zone nonlinearity

open access: yesIET Control Theory & Applications, 2021
In order to tackle the marine practical constraints, for example the actuator faults, the dead‐zone input, an improved composite adaptive neural control algorithm is proposed for dynamic positioning vehicles in presence of the unknown external ...
Guoqing Zhang   +3 more
doaj   +1 more source

Multi-Machine Power System Transient Stability Enhancement Utilizing a Fractional Order-Based Nonlinear Stabilizer

open access: yesFractal and Fractional, 2023
Given the intricate nature of contemporary energy systems, addressing the control and stability analysis of these systems necessitates the consideration of highly large-scale models. Transient stability analysis stands as a crucial challenge in enhancing
Arman Fathollahi, Björn Andresen
doaj   +1 more source

Use of a Molecular Signature Response Classifier to Inform Treatment Selection Improves Clinical Disease Activity Among Patients with Rheumatoid Arthritis Initiating a Biologic or Targeted Synthetic Disease‐Modifying Antirheumatic Drug

open access: yesArthritis Care &Research, EarlyView.
Objective We assessed the effectiveness of PrismRA to improve clinical outcomes among patients with rheumatoid arthritis (RA) initiating treatment with a biologic or targeted synthetic disease‐modifying antirheumatic drug (b/tsDMARD). Methods PrismRA incorporated 19 gene expression features and four clinical features to assess a patient's likelihood of
Fenglong Xie   +3 more
wiley   +1 more source

An Energy-Balancing Perspective of Interconnection and Damping Assignment Control of Nonlinear Systems [PDF]

open access: yes, 2003
Stabilization of nonlinear feedback passive systems is achieved assigning a storage function with a minimum at the desired equilibrium. For physical systems a natural candidate storage function is the difference between the stored and the supplied ...
Ortega, Romeo,   +8 more
core   +1 more source

Fractional order sliding mode control based on single parameter adaptive law for nano‐positioning of piezoelectric actuators

open access: yesIET Control Theory & Applications, 2021
A fractional order sliding mode control (FOSMC) based on single parameter adaptive law for nano‐positioning of Piezoelectric Actuators (PEAs) is proposed.
Sai Zhang   +3 more
doaj   +1 more source

Longitudinal Changes in Adiposity after a Youth Sport‐Related Knee Injury: Informing Post‐Traumatic Osteoarthritis Prevention

open access: yesArthritis Care &Research, Accepted Article.
Objective Youth who experience a sport‐related knee injury have elevated odds of overweight or obesity in 3‐10 years, compounding their risk for post‐traumatic osteoarthritis (PTOA). To inform prevention strategies, this study compared patterns of adiposity change between youth with a sport‐related knee injury and uninjured youth in the 2‐year period ...
Justin M. Losciale   +6 more
wiley   +1 more source

Complexity reduction of Nonlinear Systems [PDF]

open access: yes, 2010
A common problem in nonlinear control is the need to consider systems of high complexity. Here we consider systems, which although may be low order, have high complexity due to a complex right hand side of a differential equation (e.g.
Bian, Wenming, French, Mark
core  

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