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We use reinforcement learning in simulation to obtain a driving system controlling a full-size real-world vehicle. The driving policy takes RGB images from a single camera and their semantic segmentation as input. We use mostly synthetic…

Optimal decision making with limited or no information in stochastic environments where multiple agents interact is a challenging topic in the realm of artificial intelligence. Reinforcement learning (RL) is a popular approach for arriving…

机器学习 · 计算机科学 2019-01-08 Roi Ceren

In this paper, a review of model-free reinforcement learning for learning of dynamical systems in uncertain environments has discussed. For this purpose, the Markov Decision Process (MDP) will be reviewed. Furthermore, some learning…

机器学习 · 计算机科学 2019-05-21 Mehran Attar , Mohammadreza Dabirian

The success of reinforcement learning for real world robotics has been, in many cases limited to instrumented laboratory scenarios, often requiring arduous human effort and oversight to enable continuous learning. In this work, we discuss…

机器学习 · 计算机科学 2020-04-28 Henry Zhu , Justin Yu , Abhishek Gupta , Dhruv Shah , Kristian Hartikainen , Avi Singh , Vikash Kumar , Sergey Levine

Through many recent successes in simulation, model-free reinforcement learning has emerged as a promising approach to solving continuous control robotic tasks. The research community is now able to reproduce, analyze and build quickly on…

机器学习 · 计算机科学 2018-09-21 A. Rupam Mahmood , Dmytro Korenkevych , Gautham Vasan , William Ma , James Bergstra

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…

机器学习 · 计算机科学 2022-10-28 Gabriel Hartmann , Amos Azaria

In offline reinforcement learning (RL), the absence of active exploration calls for attention on the model robustness to tackle the sim-to-real gap, where the discrepancy between the simulated and deployed environments can significantly…

机器学习 · 计算机科学 2024-06-28 He Wang , Laixi Shi , Yuejie Chi

We consider a reinforcement learning setting introduced in (Maillard et al., NIPS 2011) where the learner does not have explicit access to the states of the underlying Markov decision process (MDP). Instead, she has access to several models…

机器学习 · 计算机科学 2014-09-16 Ronald Ortner , Odalric-Ambrym Maillard , Daniil Ryabko

Safety is critical to broadening the application of reinforcement learning (RL). Often, we train RL agents in a controlled environment, such as a laboratory, before deploying them in the real world. However, the real-world target task might…

机器学习 · 计算机科学 2024-03-22 Qisong Yang , Thiago D. Simão , Nils Jansen , Simon H. Tindemans , Matthijs T. J. Spaan

Safety is a critical component of autonomous systems and remains a challenge for learning-based policies to be utilized in the real world. In particular, policies learned using reinforcement learning often fail to generalize to novel…

机器人学 · 计算机科学 2023-04-04 Kai-Chieh Hsu , Allen Z. Ren , Duy Phuong Nguyen , Anirudha Majumdar , Jaime F. Fisac

The increasing use of autonomous and semi-autonomous agents in society has made it crucial to validate their safety. However, the complex scenarios in which they are used may make formal verification impossible. To address this challenge,…

系统与控制 · 电气工程与系统科学 2023-03-03 Jared J. Beard , Ali Baheri

The Robust Markov Decision Process (RMDP) framework focuses on designing control policies that are robust against the parameter uncertainties due to the mismatches between the simulator model and real-world settings. An RMDP problem is…

机器学习 · 计算机科学 2022-05-17 Kishan Panaganti , Dileep Kalathil

This paper presents an empirical study of reset-free reinforcement learning (RL) for real-world agile driving, in which a physical 1/10-scale vehicle learns continuously on a slippery indoor track without manual resets. High-speed driving…

机器人学 · 计算机科学 2026-04-10 Kohei Honda , Hirotaka Hosogaya

We study how representation learning can accelerate reinforcement learning from rich observations, such as images, without relying either on domain knowledge or pixel-reconstruction. Our goal is to learn representations that both provide…

机器学习 · 计算机科学 2021-04-08 Amy Zhang , Rowan McAllister , Roberto Calandra , Yarin Gal , Sergey Levine

Reward-free reinforcement learning (RL) considers the setting where the agent does not have access to a reward function during exploration, but must propose a near-optimal policy for an arbitrary reward function revealed only after…

机器学习 · 计算机科学 2022-06-22 Andrew Wagenmaker , Yifang Chen , Max Simchowitz , Simon S. Du , Kevin Jamieson

Some of the most important tasks take place in environments which lack cheap and perfect simulators, thus hampering the application of model-free reinforcement learning (RL). While model-based RL aims to learn a dynamics model, in a more…

机器学习 · 计算机科学 2020-01-01 Marwin H. S. Segler

Deep Reinforcement Learning has proved to be able to solve many control tasks in different fields, but the behavior of these systems is not always as expected when deployed in real-world scenarios. This is mainly due to the lack of domain…

机器人学 · 计算机科学 2021-04-29 Alessandro Paolo Capasso , Giulio Bacchiani , Alberto Broggi

Real-world reinforcement learning (RL) environments, whether in robotics or industrial settings, often involve non-visual observations and require not only efficient but also reliable and thus interpretable and flexible RL approaches. To…

机器学习 · 计算机科学 2024-02-19 Moritz Lange , Noah Krystiniak , Raphael C. Engelhardt , Wolfgang Konen , Laurenz Wiskott

Much of model-based reinforcement learning involves learning a model of an agent's world, and training an agent to leverage this model to perform a task more efficiently. While these models are demonstrably useful for agents, every…

神经与进化计算 · 计算机科学 2019-11-01 C. Daniel Freeman , Luke Metz , David Ha

Reinforcement learning (RL) has gained increasing attraction in the academia and tech industry with launches to a variety of impactful applications and products. Although research is being actively conducted on many fronts (e.g., offline…

机器学习 · 计算机科学 2021-12-13 Ruiyang Xu , Zhengxing Chen