Results 21 to 30 of about 1,725 (192)

Data-Driven Adaptive Dynamic Programming for Optimal Control of Continuous-Time Multicontroller Systems With Unknown Dynamics

open access: yesIEEE Access, 2022
This paper investigates the optimal control of continuous-time multi-controller systems with completely unknown dynamics using data-driven adaptive dynamic programming (DD-ADP).
Jingang Zhao
doaj   +1 more source

Adaptive Neural Network Optimized Control Using Reinforcement Learning of Critic-Actor Architecture for a Class of Non-Affine Nonlinear Systems

open access: yesIEEE Access, 2021
In this article, an optimized tracking control using critic-actor reinforcement learning (RL) strategy is investigated for a class of non-affine nonlinear continuous-time systems.
Xue Yang, Bin Li, Guoxing Wen
doaj   +1 more source

Observer-Based Adaptive Control of Uncertain Nonlinear Systems Via Neural Networks

open access: yesIEEE Access, 2018
In this paper, a novel observer-based control strategy is proposed for a class of uncertain continuous-time nonlinear systems based on the Hamilton-Jacobi-Bellman (HJB) equation.
Chaoxu Mu, Yong Zhang, Ke Wang
doaj   +1 more source

A Study on Numerical Solutions of Hamilton-Jacobi-Bellman Equations Based on Successive Approximation Approach

open access: yesSICE Journal of Control, Measurement, and System Integration, 2020
This paper presents a numerical approach to solve the Hamilton-Jacobi-Bellman (HJB) equation, which arises in nonlinear optimal control. In this approach, we first use the successive approximation to reduce the HJB equation, a nonlinear partial ...
Ichiro Maruta   +2 more
doaj   +1 more source

Optimal Surplus-Dependent Reinsurance under Regime-Switching in a Brownian Risk Model

open access: yesRisks, 2021
In this paper, we consider a company that wishes to determine the optimal reinsurance strategy minimising the total expected discounted amount of capital injections needed to prevent the ruin. The company’s surplus process is assumed to follow a Brownian
Julia Eisenberg   +2 more
doaj   +1 more source

Optimal Consumption in a Stochastic Ramsey Model with Cobb-Douglas Production Function

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2013
A stochastic Ramsey model is studied with the Cobb-Douglas production function maximizing the expected discounted utility of consumption. We transformed the Hamilton-Jacobi-Bellman (HJB) equation associated with the stochastic Ramsey model so as to ...
Md. Azizul Baten, Anton Abdulbasah Kamil
doaj   +1 more source

Triangle Inequality for Inverse Optimal Control

open access: yesIEEE Access, 2023
Inverse optimal control (IOC) is a problem of estimating a cost function based on the behaviors of an expert that behaves optimally with respect to the cost function.
Sho Mitsuhashi, Shin Ishii
doaj   +1 more source

Optimal Control of Investment-Reinsurance Problem for an Insurer with Jump-Diffusion Risk Process: Independence of Brownian Motions

open access: yesAbstract and Applied Analysis, 2014
This paper investigates the excess-of-loss reinsurance and investment problem for a compound Poisson jump-diffusion risk process, with the risk asset price modeled by a constant elasticity of variance (CEV) model.
De-Lei Sheng, Ximin Rong, Hui Zhao
doaj   +1 more source

Optimal Feedback Control of Cancer Chemotherapy Using Hamilton–Jacobi–Bellman Equation

open access: yesComplexity, 2022
Cancer chemotherapy has been the most common cancer treatment. However, it has side effects that kill both tumor cells and immune cells, which can ravage the patient’s immune system. Chemotherapy should be administered depending on the patient’s immunity
Yong Dam Jeong   +5 more
doaj   +1 more source

A Review of Tipping Points and Precaution using HJB equations

open access: yesDynamic Games and Applications, 2023
AbstractThis paper analyzes three models in environmental economics with the property that tipping can occur in the ecological part of the model: the pollution control model where tipping suddenly shifts up the damage, the fishery model where tipping suddenly lowers the carrying capacity, and the Ramsey growth model where tipping suddenly decreases the
openaire   +2 more sources

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