Results 31 to 40 of about 112,162 (267)

Emotional State and Feedback-Related Negativity Induced by Positive, Negative, and Combined Reinforcement

open access: yesFrontiers in Psychology, 2021
Reinforcement learning relies on the reward prediction error (RPE) signals conveyed by the midbrain dopamine system. Previous studies showed that dopamine plays an important role in both positive and negative reinforcement.
Shuyuan Xu   +6 more
doaj   +1 more source

Reinforcement Learning to Rank [PDF]

open access: yesProceedings of the Twelfth ACM International Conference on Web Search and Data Mining, 2019
Interactive systems such as search engines or recommender systems are increasingly moving away from single-turn exchanges with users. Instead, series of exchanges between the user and the system are becoming mainstream, especially when users have complex needs or when the system struggles to understand the user's intent.
openaire   +2 more sources

Analysis and method comparsion of online and offline reinforcement learning [PDF]

open access: yesITM Web of Conferences
In this paper, an exploration of the online and offline precepts of reinforcement learning and the associated algorithms of paradigms is carried out in a systematic manner.
Zheng Changhang
doaj   +1 more source

Reinforcement Learning: A Survey

open access: yesJournal of Artificial Intelligence Research, 1996
This paper surveys the field of reinforcement learning from a computer-science perspective. It is written to be accessible to researchers familiar with machine learning. Both the historical basis of the field and a broad selection of current work are summarized.
Leslie Pack Kaelbling   +2 more
openaire   +3 more sources

Review of Attention Mechanisms in Reinforcement Learning [PDF]

open access: yesJisuanji kexue yu tansuo
In recent years, the combination of reinforcement learning and attention mechanisms has attracted an increasing attention in algorithmic research field.
XIA Qingfeng, XU Ke'er, LI Mingyang, HU Kai, SONG Lipeng, SONG Zhiqiang, SUN Ning
doaj   +1 more source

How are Machine Learning and Artificial Intelligence Used in Digital Behavior Change Interventions? A Scoping Review

open access: yesMayo Clinic Proceedings: Digital Health
To assess the current real-world applications of machine learning (ML) and artificial intelligence (AI) as functionality of digital behavior change interventions (DBCIs) that influence patient or consumer health behaviors.
Amy Bucher, PhD   +2 more
doaj   +1 more source

Membership Inference Attacks Against Temporally Correlated Data in Deep Reinforcement Learning

open access: yesIEEE Access, 2023
While significant research advances have been made in the field of deep reinforcement learning, there have been no concrete adversarial attack strategies in literature tailored for studying the vulnerability of deep reinforcement learning algorithms to ...
Maziar Gomrokchi   +4 more
doaj   +1 more source

Sample Efficient Reinforcement Learning with REINFORCE

open access: yesProceedings of the AAAI Conference on Artificial Intelligence, 2021
Policy gradient methods are among the most effective methods for large-scale reinforcement learning, and their empirical success has prompted several works that develop the foundation of their global convergence theory. However, prior works have either required exact gradients or state-action visitation measure based mini-batch stochastic gradients ...
Junzi Zhang   +3 more
openaire   +2 more sources

Adaptive Control with Approximated Policy Search Approach

open access: yesITB Journal of Engineering Science, 2010
Most of existing adaptive control schemes are designed to minimize error between plant state and goal state despite the fact that executing actions that are predicted to result in smaller errors only can mislead to non-goal states. We develop an adaptive
Agus Naba
doaj   +1 more source

Reinforcement Learning Approaches in Social Robotics

open access: yesSensors, 2021
This article surveys reinforcement learning approaches in social robotics. Reinforcement learning is a framework for decision-making problems in which an agent interacts through trial-and-error with its environment to discover an optimal behavior.
Neziha Akalin, Amy Loutfi
doaj   +1 more source

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