Results 51 to 60 of about 7,880,220 (196)

A tutorial introduction to reinforcement learning

open access: yesSICE Journal of Control, Measurement, and System Integration, 2023
In this paper, we present a brief survey of reinforcement learning, with particular emphasis on stochastic approximation (SA) as a unifying theme. The scope of the paper includes Markov reward processes, Markov decision processes, SA algorithms, and ...
Mathukumalli Vidyasagar
doaj   +1 more source

Safe Q-Learning Method Based on Constrained Markov Decision Processes

open access: yesIEEE Access, 2019
The application of reinforcement learning in industrial fields makes the safety problem of the agent a research hotspot. Traditional methods mainly alter the objective function and the exploration process of the agent to address the safety problem. Those
Yangyang Ge   +3 more
doaj   +1 more source

On the detection of Markov decision processes

open access: yesAutomatica
We study the detection problem for a finite set of Markov decision processes (MDPs) where the MDPs have the same state and action spaces but possibly different probabilistic transition functions. Any one of these MDPs could be the model for some underlying controlled stochastic process, but it is unknown a priori which MDP is the ground truth.
Xiaoming Duan   +4 more
openaire   +2 more sources

Dynamic Watermarking for Finite Markov Decision Processes

open access: yesIEEE Open Journal of Control Systems
Dynamic watermarking is an active intrusion detection technique that can potentially detect replay attacks, spoofing attacks, and deception attacks in the feedback channel for control systems.
Jiacheng Tang   +2 more
doaj   +1 more source

Life is Random, Time is Not: Markov Decision Processes with Window Objectives [PDF]

open access: yesLogical Methods in Computer Science, 2020
The window mechanism was introduced by Chatterjee et al. to strengthen classical game objectives with time bounds. It permits to synthesize system controllers that exhibit acceptable behaviors within a configurable time frame, all along their infinite ...
Thomas Brihaye   +3 more
doaj   +1 more source

First passage risk probability optimality for continuous time Markov decision processes [PDF]

open access: yes, 2019
summary:In this paper, we study continuous time Markov decision processes (CTMDPs) with a denumerable state space, a Borel action space, unbounded transition rates and nonnegative reward function.
Wen, Xian, Huo, Haifeng
core   +1 more source

Characterizing Markov Decision Processes [PDF]

open access: yes, 2002
Problem characteristics often have a significant influence on the difficulty of solving optimization problems. In this paper, we propose attributes for characterizing Markov Decision Processes (MDPs), and discuss how they affect the performance of reinforcement learning algorithms that use function approximation.
Bohdana Ratitch, Doina Precup
openaire   +2 more sources

Contextual Markov Decision Processes

open access: yesCoRR, 2015
We consider a planning problem where the dynamics and rewards of the environment depend on a hidden static parameter referred to as the context. The objective is to learn a strategy that maximizes the accumulated reward across all contexts. The new model, called Contextual Markov Decision Process (CMDP), can model a customer's behavior when interacting
Assaf Hallak   +2 more
openaire   +2 more sources

Bounded parameter Markov decision processes with average reward criterion

open access: yes, 2007
. Bounded parameter Markov Decision Processes (BMDPs) address the issue of dealing with uncertainty in the parameters of a Markov Decision Process (MDP).
Tewari, Ambuj   +3 more
core   +1 more source

The Lévy–Khintchine type operators with variable Lipschitz continuous coefficients generate linear or nonlinear Markov processes and semigroups [PDF]

open access: yes, 2011
Ito's construction of Markovian solutions to stochastic equations driven by a Lévy noise is extended to nonlinear distribution dependent integrands aiming at the effective construction of linear and nonlinear Markov semigroups and the corresponding ...
Kolokoltsov, V. N. (Vasiliĭ Nikitich)
core   +1 more source

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