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相关论文: Model-based Offline Reinforcement Learning with Lo…

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Meta-reinforcement learning (RL) methods can meta-train policies that adapt to new tasks with orders of magnitude less data than standard RL, but meta-training itself is costly and time-consuming. If we can meta-train on offline data, then…

机器学习 · 计算机科学 2022-07-08 Vitchyr H. Pong , Ashvin Nair , Laura Smith , Catherine Huang , Sergey Levine

In offline reinforcement learning (RL), a learner leverages prior logged data to learn a good policy without interacting with the environment. A major challenge in applying such methods in practice is the lack of both theoretically…

机器学习 · 计算机科学 2022-11-04 Jonathan N. Lee , George Tucker , Ofir Nachum , Bo Dai , Emma Brunskill

This article reviews the recent advances on the statistical foundation of reinforcement learning (RL) in the offline and low-adaptive settings. We will start by arguing why offline RL is the appropriate model for almost any real-life ML…

机器学习 · 计算机科学 2025-01-07 Ming Yin , Mengdi Wang , Yu-Xiang Wang

Offline reinforcement learning (RL) refers to the problem of learning policies entirely from a large batch of previously collected data. This problem setting offers the promise of utilizing such datasets to acquire policies without any…

机器学习 · 计算机科学 2020-11-24 Tianhe Yu , Garrett Thomas , Lantao Yu , Stefano Ermon , James Zou , Sergey Levine , Chelsea Finn , Tengyu Ma

Learning from datasets without interaction with environments (Offline Learning) is an essential step to apply Reinforcement Learning (RL) algorithms in real-world scenarios. However, compared with the single-agent counterpart, offline…

人工智能 · 计算机科学 2021-10-27 Yiqin Yang , Xiaoteng Ma , Chenghao Li , Zewu Zheng , Qiyuan Zhang , Gao Huang , Jun Yang , Qianchuan Zhao

Offline Reinforcement Learning (ORL) offers a robust solution to training agents in applications where interactions with the environment must be strictly limited due to cost, safety, or lack of accurate simulation environments. Despite its…

机器学习 · 计算机科学 2024-07-16 Carlo Romeo , Andrew D. Bagdanov

Off-policy reinforcement learning (RL) using a fixed offline dataset of logged interactions is an important consideration in real world applications. This paper studies offline RL using the DQN replay dataset comprising the entire replay…

机器学习 · 计算机科学 2020-11-25 Rishabh Agarwal , Dale Schuurmans , Mohammad Norouzi

This paper introduces Meta-Q-Learning (MQL), a new off-policy algorithm for meta-Reinforcement Learning (meta-RL). MQL builds upon three simple ideas. First, we show that Q-learning is competitive with state-of-the-art meta-RL algorithms if…

机器学习 · 计算机科学 2020-04-07 Rasool Fakoor , Pratik Chaudhari , Stefano Soatto , Alexander J. Smola

Large language models distill broad knowledge from text corpora. However, they can be inconsistent when it comes to completing user specified tasks. This issue can be addressed by finetuning such models via supervised learning on curated…

计算与语言 · 计算机科学 2023-05-02 Charlie Snell , Ilya Kostrikov , Yi Su , Mengjiao Yang , Sergey Levine

Offline reinforcement learning (RL) learns policies entirely from static datasets, thereby avoiding the challenges associated with online data collection. Practical applications of offline RL will inevitably require learning from datasets…

机器学习 · 计算机科学 2022-11-22 Anikait Singh , Aviral Kumar , Quan Vuong , Yevgen Chebotar , Sergey Levine

The recent development of reinforcement learning (RL) has boosted the adoption of online RL for wireless radio resource management (RRM). However, online RL algorithms require direct interactions with the environment, which may be…

信息论 · 计算机科学 2023-11-21 Kun Yang , Cong Shen , Jing Yang , Shu-ping Yeh , Jerry Sydir

There is increasing interest in data-driven approaches for recommending optimal treatment strategies in many chronic disease management and critical care applications. Reinforcement learning methods are well-suited to this sequential…

机器学习 · 计算机科学 2023-06-14 Milashini Nambiar , Supriyo Ghosh , Priscilla Ong , Yu En Chan , Yong Mong Bee , Pavitra Krishnaswamy

Offline reinforcement learning (RL) aims at learning policies from previously collected static trajectory data without interacting with the real environment. Recent works provide a novel perspective by viewing offline RL as a generic…

机器学习 · 计算机科学 2022-10-19 Kerong Wang , Hanye Zhao , Xufang Luo , Kan Ren , Weinan Zhang , Dongsheng Li

We propose a model-free offline multi-step reinforcement learning (RL) algorithm, Conservative Peng's Q($\lambda$) (CPQL). Our algorithm adapts the Peng's Q($\lambda$) (PQL) operator for conservative value estimation as an alternative to…

机器学习 · 计算机科学 2026-05-15 Byeongchan Kim , Min-hwan Oh

Reinforcement learning (RL) can be used to learn treatment policies and aid decision making in healthcare. However, given the need for generalization over complex state/action spaces, the incorporation of function approximators (e.g., deep…

机器学习 · 计算机科学 2021-07-26 Shengpu Tang , Jenna Wiens

Offline reinforcement learning, which aims at optimizing sequential decision-making strategies with historical data, has been extensively applied in real-life applications. State-Of-The-Art algorithms usually leverage powerful function…

机器学习 · 计算机科学 2022-11-28 Ming Yin , Mengdi Wang , Yu-Xiang Wang

The field of Offline Reinforcement Learning (RL) aims to derive effective policies from pre-collected datasets without active environment interaction. While traditional offline RL algorithms like Conservative Q-Learning (CQL) and Implicit…

机器学习 · 计算机科学 2025-11-21 Ali Murtaza Caunhye , Asad Jeewa

Reinforcement learning (RL) has shown great promise with algorithms learning in environments with large state and action spaces purely from scalar reward signals. A crucial challenge for current deep RL algorithms is that they require a…

机器学习 · 计算机科学 2023-11-23 Shivakanth Sujit , Pedro H. M. Braga , Jorg Bornschein , Samira Ebrahimi Kahou

We study the offline meta-reinforcement learning (OMRL) problem, a paradigm which enables reinforcement learning (RL) algorithms to quickly adapt to unseen tasks without any interactions with the environments, making RL truly practical in…

机器学习 · 计算机科学 2021-05-07 Lanqing Li , Rui Yang , Dijun Luo

Offline Reinforcement Learning (RL) aims at learning an optimal control from a fixed dataset, without interactions with the system. An agent in this setting should avoid selecting actions whose consequences cannot be predicted from the…