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相关论文: An Optimistic Perspective on Offline Reinforcement…

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Value-based reinforcement learning (RL) can in principle learn effective policies for a wide range of multi-turn problems, from games to dialogue to robotic control, including via offline RL from static previously collected datasets.…

机器学习 · 计算机科学 2024-11-28 Joey Hong , Anca Dragan , Sergey Levine

Offline Reinforcement Learning (ORL) is a promising approach to reduce the high sample complexity of traditional Reinforcement Learning (RL) by eliminating the need for continuous environmental interactions. ORL exploits a dataset of…

人工智能 · 计算机科学 2024-07-15 Girolamo Macaluso , Alessandro Sestini , Andrew D. Bagdanov

Recent advances in batch (offline) reinforcement learning have shown promising results in learning from available offline data and proved offline reinforcement learning to be an essential toolkit in learning control policies in a model-free…

机器学习 · 计算机科学 2022-12-19 Ashish Kumar , Ilya Kuzovkin

Session-level dynamic ad load optimization aims to personalize the density and types of delivered advertisements in real time during a user's online session by dynamically balancing user experience quality and ad monetization. Traditional…

机器学习 · 计算机科学 2025-01-13 Tao Liu , Qi Xu , Wei Shi , Zhigang Hua , Shuang Yang

In Reinforcement Learning (RL), training a policy from scratch with online experiences can be inefficient because of the difficulties in exploration. Recently, offline RL provides a promising solution by giving an initialized offline…

机器学习 · 计算机科学 2024-05-14 Changhong Wang , Xudong Yu , Chenjia Bai , Qiaosheng Zhang , Zhen Wang

Off-policy deep reinforcement learning (RL) has been successful in a range of challenging domains. However, standard off-policy RL algorithms can suffer from several issues, such as instability in Q-learning and balancing exploration and…

机器学习 · 计算机科学 2021-06-15 Kimin Lee , Michael Laskin , Aravind Srinivas , Pieter Abbeel

Offline reinforcement learning (RL) aims to learn optimal policies from offline datasets, where the parameterization of policies is crucial but often overlooked. Recently, Diffsuion-QL significantly boosts the performance of offline RL by…

机器学习 · 计算机科学 2023-10-27 Bingyi Kang , Xiao Ma , Chao Du , Tianyu Pang , Shuicheng Yan

Offline reinforcement learning (RL) aims to learn optimal policies from previously collected datasets. Recently, due to their powerful representational capabilities, diffusion models have shown significant potential as policy models for…

机器学习 · 计算机科学 2024-05-30 Tianle Zhang , Jiayi Guan , Lin Zhao , Yihang Li , Dongjiang Li , Zecui Zeng , Lei Sun , Yue Chen , Xuelong Wei , Lusong Li , Xiaodong He

Model-based offline reinforcement learning (RL), which builds a supervised transition model with logging dataset to avoid costly interactions with the online environment, has been a promising approach for offline policy optimization. As the…

机器学习 · 计算机科学 2023-09-06 Junming Yang , Xingguo Chen , Shengyuan Wang , Bolei Zhang

Replaying data is a principal mechanism underlying the stability and data efficiency of off-policy reinforcement learning (RL). We present an effective yet simple framework to extend the use of replays across multiple experiments, minimally…

We present an off-policy actor-critic algorithm for Reinforcement Learning (RL) that combines ideas from gradient-free optimization via stochastic search with learned action-value function. The result is a simple procedure consisting of…

Offline reinforcement learning (RL) defines a sample-efficient learning paradigm, where a policy is learned from static and previously collected datasets without additional interaction with the environment. The major obstacle to offline RL…

机器学习 · 计算机科学 2022-11-16 Yunfan Zhou , Xijun Li , Qingyu Qu

Reinforcement Learning (RL) is notoriously data-inefficient, which makes training on a real robot difficult. While model-based RL algorithms (world models) improve data-efficiency to some extent, they still require hours or days of…

机器学习 · 计算机科学 2023-10-25 Yunhai Feng , Nicklas Hansen , Ziyan Xiong , Chandramouli Rajagopalan , Xiaolong Wang

Offline reinforcement learning (RL) enables policy learning from static data but often suffers from poor coverage of the state-action space and distributional shift problems. This problem can be addressed by allowing limited online…

机器学习 · 计算机科学 2026-02-03 Soumyadeep Roy , Shashwat Kushwaha , Ambedkar Dukkipati

Reinforcement learning (RL) has proved to have a promising role in future intelligent wireless networks. Online RL has been adopted for radio resource management (RRM), taking over traditional schemes. However, due to its reliance on online…

机器学习 · 计算机科学 2025-01-24 Eslam Eldeeb , Hirley Alves

Learning complex policies with Reinforcement Learning (RL) is often hindered by instability and slow convergence, a problem exacerbated by the difficulty of reward engineering. Imitation Learning (IL) from expert demonstrations bypasses…

机器学习 · 计算机科学 2026-05-19 Sayambhu Sen , Shalabh Bhatnagar

Offline reinforcement learning (RL) aims to learn a policy that maximizes the expected return using a given static dataset of transitions. However, offline RL faces the distribution shift problem. The policy constraint offline RL method is…

机器学习 · 计算机科学 2025-12-24 Yuanhao Chen , Qi Liu , Pengbin Chen , Zhongjian Qiao , Yanjie Li

Modern decision-making systems, from robots to web recommendation engines, are expected to adapt: to user preferences, changing circumstances or even new tasks. Yet, it is still uncommon to deploy a dynamically learning agent (rather than a…

Reinforcement Learning can be applied to various tasks, and environments. Many of these environments have a similar shared structure, which can be exploited to improve RL performance on other tasks. Transfer learning can be used to take…

机器学习 · 计算机科学 2023-08-02 Ashrya Agrawal , Priyanshi Shah , Sourabh Prakash

Skills have been introduced to offline reinforcement learning (RL) as temporal abstractions to tackle complex, long-horizon tasks, promoting consistent behavior and enabling meaningful exploration. While skills in offline RL are…

机器学习 · 计算机科学 2025-03-27 RuiXi Qiao , Jie Cheng , Xingyuan Dai , Yonglin Tian , Yisheng Lv