Results 11 to 20 of about 12,217,658 (292)

Nonlinear adaptive control using non-parametric Gaussian Process prior models [PDF]

open access: yes, 2002
Nonparametric Gaussian Process prior models, taken from Bayesian statistics methodology are used to implement a nonlinear adaptive control law. The expected value of a quadratic cost function is minimised, without ignoring the variance of the model ...
Sbarbaro, D., Murray-Smith, R.
core   +9 more sources

Optimal fluctuations and the control of chaos. [PDF]

open access: yes, 2002
The energy-optimal migration of a chaotic oscillator from one attractor to another coexisting attractor is investigated via an analogy between the Hamiltonian theory of fluctuations and Hamiltonian formulation of the control problem.
Luchinsky, D. G.   +4 more
core   +4 more sources

Optimal control of stochastic partial differential equations in Banach spaces [PDF]

open access: yes, 2010
In this thesis we study optimal control problems in Banach spaces for stochastic partial differential equations. We investigate two different approaches.
Serrano Perdomo, Rafael Antonio
core   +7 more sources

Online adaptive optimal tracking control for model-free nonlinear systems via a dynamic neural network

open access: yesAutomatika, 2023
This paper presents an online adaptive approximate solution for the optimal tracking control problem of model-free nonlinear systems. Firstly, a dynamic neural network identifier with properly designed weights updating laws is developed to identify the ...
Yuming Yin, Zhiiun Fu, Yan Lu
doaj   +1 more source

Nonlinear optimal controls

open access: yesJournal of Computer and System Sciences, 1970
In this paper we state a necessary condition for optimality for unconstrained controls. For certain systems a constructive proof is given showing the existence of controls satisfying this condition.
Allen A. Goldstein, James S. Meditch
openaire   +3 more sources

Stability Analysis of Optimal Trajectory for Nonlinear Optimal Control Problems

open access: yesJournal of Mathematics, 2020
Due to the need for numerical calculation and mathematical modelling, this paper focuses on the stability of optimal trajectories for optimal control problems.
Hongyong Deng, Wei Zhang, Changchun Shen
doaj   +1 more source

CasADi: a software framework for nonlinear optimization and optimal control [PDF]

open access: yesMathematical Programming Computation, 2018
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Andersson, Joel   +4 more
openaire   +2 more sources

Optimal control for a higher-order nonlinear parabolic equation describing crystal surface growth [PDF]

open access: yes, 2018
In this paper, we shall study the optimal control of the initial-boundary value problem of a higher-order nonlinear parabolic equation describing crystal surface growth.
Duan, Ning, Zhao, Xiaopeng
core   +1 more source

Nonlinear control of unsteady finite-amplitude perturbations in the Blasius boundary-layer flow [PDF]

open access: yes, 2013
The present work provides an optimal control strategy, based on the nonlinear Navier–Stokes equations, aimed at hampering the rapid growth of unsteady finite-amplitude perturbations in a Blasius boundary-layer flow.
DE PALMA, Pietro   +2 more
core   +1 more source

The geometry of the solution set of nonlinear optimal control problems [PDF]

open access: yes, 2005
In an optimal control problem one seeks a time-varying input to a dynamical systems in order to stabilize a given target trajectory, such that a particular cost function is minimized.
Osinga, HM, Hauser, J
core   +1 more source

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