Results 11 to 20 of about 260,527 (285)

General indefinite backward stochastic linear-quadratic optimal control problems

open access: yesESAIM: Control, Optimisation and Calculus of Variations, 2022
A general backward stochastic linear-quadratic optimal control problem is studied, in which both the state equation and the cost functional contain the nonhomogeneous terms. The main feature of the problem is that the weighting matrices in the cost functional are allowed to be indefinite, and the cross-product terms in the control and the state ...
Jingrui Sun, Jiaqiang Wen, Jie Xiong
openaire   +2 more sources

Robust Solution of the Multi-Model Singular Linear-Quadratic Optimal Control Problem: Regularization Approach

open access: yesAxioms, 2023
We consider a finite horizon multi-model linear-quadratic optimal control problem. For this problem, we treat the case where the problem’s functional does not contain a control function. The latter means that the problem under consideration is a singular
Valery Y. Glizer
doaj   +1 more source

The Delayed Doubly Stochastic Linear Quadratic Optimal Control Problem [PDF]

open access: yesMathematical Problems in Engineering, 2020
In this paper, the delayed doubly stochastic linear quadratic optimal control problem is discussed. It deduces the expression of the optimal control for the general delayed doubly stochastic control system which contained time delay both in the state variable and in the control variable at the same time and proves its uniqueness by using the classical ...
Yan Chen, Jie Xu
openaire   +2 more sources

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

Indefinite mean-field type linear–quadratic stochastic optimal control problems [PDF]

open access: yesAutomatica, 2020
This paper focuses on indefinite stochastic mean-field linear-quadratic (MF-LQ, for short) optimal control problems, which allow the weighting matrices for state and control in the cost functional to be indefinite. The solvability of stochastic Hamiltonian system and Riccati equations is presented under both positive definite case and indefinite case ...
Li, N, Li, X, Yu, Z
openaire   +3 more sources

Stochastic Linear Quadratic Optimal Control Problems in Infinite Horizon [PDF]

open access: yesApplied Mathematics & Optimization, 2017
30 ...
Sun, Jingrui, Yong, Jiongmin
openaire   +4 more sources

Store-and-forward based methods for the signal control problem in large-scale congested urban road networks [PDF]

open access: yes, 2009
The problem of designing network-wide traffic signal control strategies for large-scale congested urban road networks is considered. One known and two novel methodologies, all based on the store-and-forward modeling paradigm, are presented and compared ...
Abu-Lebdeh   +19 more
core   +1 more source

Multi-Objective LQG Design with Primal-Dual Method

open access: yesMathematics, 2023
The objective of this paper is to investigate a multi-objective linear quadratic Gaussian (LQG) control problem. Specifically, we examine an optimal control problem that minimizes a quadratic cost over a finite time horizon for linear stochastic systems ...
Donghwan Lee
doaj   +1 more source

Optimal control for networked control systems with multiple delays and packet dropouts

open access: yesInternational Journal of Advanced Robotic Systems, 2020
This article focuses on the problem of optimal linear quadratic Gaussian control for networked control systems with multiple delays and packet dropouts. The main contributions are twofold.
Xiao Lu   +5 more
doaj   +1 more source

Adaptive Optimal Control With Guaranteed Convergence Rate for Continuous-Time Linear Systems With Completely Unknown Dynamics

open access: yesIEEE Access, 2019
The traditional linear quadratic optimal control can be summarized as finding the state feedback controller so that the closed-loop system is stable and the performance index is minimum.
Kai Zhang, Suo-Liang Ge
doaj   +1 more source

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