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We consider a Reinforcement Learning setup where an agent interacts with an environment in observation-reward-action cycles without any (esp.\ MDP) assumptions on the environment. State aggregation and more generally feature reinforcement…

Artificial Intelligence · Computer Science 2014-07-15 Marcus Hutter

Reinforcement learning (RL) studies how an agent comes to achieve reward in an environment through interactions over time. Recent advances in machine RL have surpassed human expertise at the world's oldest board games and many classic video…

Artificial Intelligence · Computer Science 2021-07-28 Pedro A. Tsividis , Joao Loula , Jake Burga , Nathan Foss , Andres Campero , Thomas Pouncy , Samuel J. Gershman , Joshua B. Tenenbaum

Learning quantum states is a crucial task for realizing quantum information technology. Recently, neural approaches have emerged as promising methods for learning quantum states. We propose a meta-learning model that utilizes reinforcement…

Quantum Physics · Physics 2025-08-06 Jeongwoo Jae , Jeonghoon Hong , Jinho Choo , Yeong-Dae Kwon

Reinforcement Learning (RL), a subfield of Artificial Intelligence (AI), focuses on training agents to make decisions by interacting with their environment to maximize cumulative rewards. This paper provides an overview of RL, covering its…

Artificial Intelligence · Computer Science 2024-12-04 Majid Ghasemi , Dariush Ebrahimi

The potential of offline reinforcement learning (RL) is that high-capacity models trained on large, heterogeneous datasets can lead to agents that generalize broadly, analogously to similar advances in vision and NLP. However, recent works…

Machine Learning · Computer Science 2023-04-19 Aviral Kumar , Rishabh Agarwal , Xinyang Geng , George Tucker , Sergey Levine

When the data used for reinforcement learning (RL) are collected by multiple agents in a distributed manner, federated versions of RL algorithms allow collaborative learning without the need for agents to share their local data. In this…

Machine Learning · Computer Science 2023-12-14 Jiin Woo , Gauri Joshi , Yuejie Chi

Different from what happens for most types of software systems, testing video games has largely remained a manual activity performed by human testers. This is mostly due to the continuous and intelligent user interaction video games…

Software Engineering · Computer Science 2022-01-19 Rosalia Tufano , Simone Scalabrino , Luca Pascarella , Emad Aghajani , Rocco Oliveto , Gabriele Bavota

Typical reinforcement learning (RL) agents learn to complete tasks specified by reward functions tailored to their domain. As such, the policies they learn do not generalize even to similar domains. To address this issue, we develop a…

Artificial Intelligence · Computer Science 2017-05-26 Himanshu Sahni , Saurabh Kumar , Farhan Tejani , Yannick Schroecker , Charles Isbell

Reinforcement learning (RL) research focuses on general solutions that can be applied across different domains. This results in methods that RL practitioners can use in almost any domain. However, recent studies often lack the engineering…

Machine Learning · Computer Science 2021-07-05 Anssi Kanervisto , Christian Scheller , Yanick Schraner , Ville Hautamäki

In recent years, Reinforcement Learning (RL) has seen increasing popularity in research and popular culture. However, skepticism still surrounds the practicality of RL in modern video game development. In this paper, we demonstrate by…

Machine Learning · Computer Science 2020-12-14 Nancy Iskander , Aurelien Simoni , Eloi Alonso , Maxim Peter

Most deep reinforcement learning (RL) algorithms distill experience into parametric behavior policies or value functions via gradient updates. While effective, this approach has several disadvantages: (1) it is computationally expensive,…

Reinforcement learning (RL) is an area of research that has blossomed tremendously in recent years and has shown remarkable potential for artificial intelligence based opponents in computer games. This success is primarily due to the vast…

Artificial Intelligence · Computer Science 2018-08-16 Per-Arne Andersen , Morten Goodwin , Ole-Christoffer Granmo

Recent improvements in deep reinforcement learning have allowed to solve problems in many 2D domains such as Atari games. However, in complex 3D environments, numerous learning episodes are required which may be too time consuming or even…

Machine Learning · Computer Science 2017-12-13 Nicolas Bougie , Ryutaro Ichise

Reinforcement learning agents in complex game environments often suffer from sparse rewards, training instability, and poor sample efficiency. This paper presents a hybrid training approach that combines offline imitation learning with…

Machine Learning · Computer Science 2025-09-19 Thomas Ackermann , Moritz Spang , Hamza A. A. Gardi

Model-based reinforcement learning (RL) is appealing because (i) it enables planning and thus more strategic exploration, and (ii) by decoupling dynamics from rewards, it enables fast transfer to new reward functions. However, learning an…

Machine Learning · Computer Science 2020-07-14 Evan Zheran Liu , Ramtin Keramati , Sudarshan Seshadri , Kelvin Guu , Panupong Pasupat , Emma Brunskill , Percy Liang

As AI technology advances, research in playing text-based games with agents has becomeprogressively popular. In this paper, a novel approach to agent design and agent learning ispresented with the context of reinforcement learning. A model…

Computation and Language · Computer Science 2025-09-04 Haonan Wang , Mingjia Zhao , Junfeng Sun , Wei Liu

Existing imitation learning approaches often require that the complete demonstration data, including sequences of actions and states, are available. In this paper, we consider a more realistic and difficult scenario where a reinforcement…

Machine Learning · Computer Science 2019-03-12 Xiaoxiao Guo , Shiyu Chang , Mo Yu , Gerald Tesauro , Murray Campbell

Deep reinforcement learning (RL) agents achieve impressive results in a wide variety of tasks, but they lack zero-shot adaptation capabilities. While most robustness evaluations focus on tasks complexifications, for which human also…

Reinforcement Learning (RL) agents deployed in real-world environments face degradation from sensor faults, actuator wear, and environmental shifts, yet lack intrinsic mechanisms to detect and diagnose these failures. We present an…

Artificial Intelligence · Computer Science 2025-09-15 Cameron Reid , Wael Hafez , Amirhossein Nazeri

Large Language Models (LLMs) have demonstrated proficiency in utilizing various tools by coding, yet they face limitations in handling intricate logic and precise control. In embodied tasks, high-level planning is amenable to direct coding,…

Artificial Intelligence · Computer Science 2024-03-01 Shaoteng Liu , Haoqi Yuan , Minda Hu , Yanwei Li , Yukang Chen , Shu Liu , Zongqing Lu , Jiaya Jia