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Related papers: A Survey of In-Context Reinforcement Learning

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We study reinforcement learning (RL) problems in which agents observe the reward or transition realizations at their current state before deciding which action to take. Such observations are available in many applications, including…

Machine Learning · Computer Science 2024-10-22 Nadav Merlis

The problem of reinforcement learning is considered where the environment or the model undergoes a change. An algorithm is proposed that an agent can apply in such a problem to achieve the optimal long-time discounted reward. The algorithm…

Systems and Control · Electrical Eng. & Systems 2023-04-25 Wuxia Chen , Taposh Banerjee , Jemin George , Carl Busart

We investigate the ability of transformers to perform in-context reinforcement learning (ICRL), where a model must infer and execute learning algorithms from trajectory data without parameter updates. We show that a linear self-attention…

Machine Learning · Statistics 2026-05-08 Haodong Liang , Lifeng Lai

Reinforcement Learning (RL) enables an intelligent agent to optimise its performance in a task by continuously taking action from an observed state and receiving a feedback from the environment in form of rewards. RL typically uses tables…

Artificial Intelligence · Computer Science 2025-01-28 Alberto Castagna

In-context reinforcement learning (ICRL) refers to the ability of RL agents to adapt to new tasks at inference time without parameter updates by conditioning on additional context. Recent empirical studies further demonstrate that…

Machine Learning · Computer Science 2026-05-11 Zixuan Xie , Xinyu Liu , Rohan Chandra , Shangtong Zhang

Despite recent success of deep network-based Reinforcement Learning (RL), it remains elusive to achieve human-level efficiency in learning novel tasks. While previous efforts attempt to address this challenge using meta-learning strategies,…

Machine Learning · Computer Science 2022-05-03 Haozhe Wang , Jiale Zhou , Xuming He

Generalization and adaptation of learned skills to novel situations is a core requirement for intelligent autonomous robots. Although contextual reinforcement learning provides a principled framework for learning and generalization of…

Machine Learning · Computer Science 2019-10-08 Pascal Klink , Hany Abdulsamad , Boris Belousov , Jan Peters

In-context reinforcement learning (ICRL) is an emerging RL paradigm where an agent, after pretraining, can adapt to out-of-distribution test tasks without any parameter updates, instead relying on an expanding context of interaction…

Machine Learning · Computer Science 2026-05-28 Amir Moeini , Minjae Kwon , Alper Kamil Bozkurt , Yuichi Motai , Rohan Chandra , Lu Feng , Shangtong Zhang

Unlike reinforcement learning (RL) agents, humans remain capable multitaskers in changing environments. In spite of only experiencing the world through their own observations and interactions, people know how to balance focusing on tasks…

Artificial Intelligence · Computer Science 2024-07-02 Rishav Bhagat , Jonathan Balloch , Zhiyu Lin , Julia Kim , Mark Riedl

In meta-reinforcement learning, an agent is trained in multiple different environments and attempts to learn a meta-policy that can efficiently adapt to a new environment. This paper presents RAMP, a Reinforcement learning Agent using Model…

Machine Learning · Computer Science 2022-10-28 Gabriel Hartmann , Amos Azaria

Models and games are simplified representations of the world. There are many different kinds of models, all differing in complexity and which aspect of the world they allow us to further our understanding of. In this paper we focus on a…

Artificial Intelligence · Computer Science 2022-04-07 Joseph Christian G. Noel

Target search problems are central to a wide range of fields, from biological foraging to the optimization algorithms. Recently, the ability to reset the search has been shown to significantly improve the searcher's efficiency. However, the…

Statistical Mechanics · Physics 2025-03-17 Gorka Muñoz-Gil , Hans J. Briegel , Michele Caraglio

Reinforcement learning (RL) is a popular paradigm for addressing sequential decision tasks in which the agent has only limited environmental feedback. Despite many advances over the past three decades, learning in many domains still…

Machine Learning · Computer Science 2020-09-21 Sanmit Narvekar , Bei Peng , Matteo Leonetti , Jivko Sinapov , Matthew E. Taylor , Peter Stone

Deep Reinforcement Learning (RL) is mainly studied in a setting where the training and the testing environments are similar. But in many practical applications, these environments may differ. For instance, in control systems, the robot(s)…

Machine Learning · Computer Science 2022-10-25 Jean-Baptiste Gaya , Laure Soulier , Ludovic Denoyer

Deep reinforcement learning (RL) algorithms can learn complex policies to optimize agent operation over time. RL algorithms have shown promising results in solving complicated problems in recent years. However, their application on…

Machine Learning · Computer Science 2021-09-29 Hamed Khorasgani , Haiyan Wang , Chetan Gupta , Susumu Serita

The growing complexity and capacity demands for mobile networks necessitate innovative techniques for optimizing resource usage. Meanwhile, recent breakthroughs have brought Reinforcement Learning (RL) into the domain of continuous control…

Networking and Internet Architecture · Computer Science 2022-10-28 Vegard Edvardsen , Gard Spreemann , Jeriek Van den Abeele

Reinforcement Learning (RL) is a learning paradigm in which the agent learns from its environment through trial and error. Deep reinforcement learning (DRL) algorithms represent the agent's policies using neural networks, making their…

Artificial Intelligence · Computer Science 2024-09-10 Jasmina Gajcin , Jovan Jeromela , Ivana Dusparic

Reinforcement learning has been shown to perform a range of complex tasks through interaction with an environment or collected leveraging experience. However, many of these approaches presume optimal or near optimal experiences or the…

Machine Learning · Computer Science 2021-09-21 Chapman Siu , Jason Traish , Richard Yi Da Xu

In-context learning (ICL) of large language models (LLMs) has attracted increasing attention in the community where LLMs make predictions only based on instructions augmented with a few examples. Existing example selection methods for ICL…

Computation and Language · Computer Science 2024-08-26 Haowei Du , Dongyan Zhao

To achieve general artificial intelligence, reinforcement learning (RL) agents should learn not only to optimize returns for one specific task but also to constantly build more complex skills and scaffold their knowledge about the world,…

Artificial Intelligence · Computer Science 2018-12-07 Khimya Khetarpal , Shagun Sodhani , Sarath Chandar , Doina Precup