Results 1 to 10 of about 231,521 (138)

Numerical Methods for Solving Linear Time Varying Quadratic Optimal Control Problems

open access: yesResults in Control and Optimization, 2022
In this article, we discussed linear time varying optimal control problems with quadratic performance index, and approximated control variable, state variable and performance index. There are many different numerical processes for approximating of linear
Adane Akate Ayalew
doaj   +1 more source

Minimizing sequences for a linear-quadratic control problem with three-tempo variables under weak nonlinear perturbations [PDF]

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2023
The paper deals with the construction of minimizing sequences for the problem of minimizing a weakly nonlinearly perturbed quadratic performance index on trajectories of a weakly nonlinear system with threetempo state variables. For this purpose,
G.A. Kurina, M.A. Kalashnikova
doaj   +3 more sources

Two Inverse Problems Solution by Feedback Tracking Control

open access: yesAxioms, 2021
Two inverse ill-posed problems are considered. The first problem is an input restoration of a linear system. The second one is a restoration of time-dependent coefficients of a linear ordinary differential equation.
Vladimir Turetsky
doaj   +1 more source

Closed-Loop Solvability of Stochastic Linear-Quadratic Optimal Control Problems with Poisson Jumps

open access: yesMathematics, 2022
The stochastic linear–quadratic optimal control problem with Poisson jumps is addressed in this paper. The coefficients in the state equation and the weighting matrices in the cost functional are all deterministic but are allowed to be indefinite.
Zixuan Li, Jingtao Shi
doaj   +1 more source

Justification of Direct Scheme for Asymptotic Solving Three-Tempo Linear-Quadratic Control Problems under Weak Nonlinear Perturbations

open access: yesAxioms, 2022
The paper deals with an application of the direct scheme method, consisting of immediately substituting a postulated asymptotic solution into a problem condition and determining a series of control problems for finding asymptotics terms, for asymptotics ...
Galina Kurina, Margarita Kalashnikova
doaj   +1 more source

Robust Quadratic Optimal Control for Discrete-Time Linear Systems with Non-Stochastic Noises

open access: yesApplied Sciences, 2022
In this paper, the quadratic optimal control problem is investigated for the discrete-time linear systems with process and measurement noises which belong to specified ellipsoidal sets.
Jiaoru Huang   +4 more
doaj   +1 more source

Shooting continuous Runge–Kutta method for delay optimal control problems [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2022
In this paper, we present an efficient method to solve linear time-delay optimal control problems with a quadratic cost function. In this regard, first, by employing the Pontryagin maximum principle to time-delay systems, the original problem is converted
T. Khanbehbin   +3 more
doaj   +1 more source

Two numerical methods for nonlinear constrained quadratic optimal control problems using linear B-spline functions [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2016
This paper presents two numerical methods for solving the nonlinear constrained optimal control problems including quadratic performance index. The methods are based upon linear B-spline functions. The properties of B-spline functions are presented.
Yousof Edrisi-Tabri   +2 more
doaj   +1 more source

Algorithm for Finding Feedback in a Problem with Constraints for One Class of Nonlinear Control Systems

open access: yesМоделирование и анализ информационных систем, 2021
For a continuous nonlinear control system on a finite time interval with control constraints, where the right-hand side of the dynamics equations is linear in control and linearizable in the vicinity of the zero equilibrium position, we consider the ...
Michail G. Dmitriev   +2 more
doaj   +1 more source

Stochastic optimal and time-optimal control studies for additional food provided prey–predator systems involving Holling type III functional response

open access: yesComputational and Mathematical Biophysics, 2023
This article consists of a detailed and novel stochastic optimal control analysis of a coupled non-linear dynamical system. The state equations are modelled as an additional food-provided prey–predator system with Holling type III functional response for
Prakash Daliparthi Bhanu   +1 more
doaj   +1 more source

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