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Model-based reinforcement learning (RL) enjoys several benefits, such as data-efficiency and planning, by learning a model of the environment's dynamics. However, learning a global model that can generalize across different dynamics is a…

机器学习 · 计算机科学 2020-06-30 Kimin Lee , Younggyo Seo , Seunghyun Lee , Honglak Lee , Jinwoo Shin

TD-MPC is a model-based reinforcement learning (RL) algorithm that performs local trajectory optimization in the latent space of a learned implicit (decoder-free) world model. In this work, we present TD-MPC2: a series of improvements upon…

机器学习 · 计算机科学 2024-03-22 Nicklas Hansen , Hao Su , Xiaolong Wang

In recent years, Deep Reinforcement Learning (DRL) has emerged as a promising method for robot collision avoidance. However, such DRL models often come with limitations, such as adapting effectively to structured environments containing…

机器人学 · 计算机科学 2023-10-27 Max Asselmeier , Zhaoyi Li , Kelin Yu , Danfei Xu

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

End-to-end autonomous driving provides a feasible way to automatically maximize overall driving system performance by directly mapping the raw pixels from a front-facing camera to control signals. Recent advanced methods construct a latent…

机器学习 · 计算机科学 2024-05-21 Zeyu Gao , Yao Mu , Chen Chen , Jingliang Duan , Shengbo Eben Li , Ping Luo , Yanfeng Lu

Model-based Reinforcement Learning (MBRL) allows data-efficient learning which is required in real world applications such as robotics. However, despite the impressive data-efficiency, MBRL does not achieve the final performance of…

机器学习 · 计算机科学 2019-08-19 Zhang-Wei Hong , Joni Pajarinen , Jan Peters

We present an online model-based reinforcement learning algorithm suitable for controlling complex robotic systems directly in the real world. Unlike prevailing sim-to-real pipelines that rely on extensive offline simulation and model-free…

机器人学 · 计算机科学 2026-05-07 Fang Nan , Hao Ma , Qinghua Guan , Josie Hughes , Michael Muehlebach , Marco Hutter

In this paper, we propose a novel model-based multi-agent reinforcement learning approach named Value Decomposition Framework with Disentangled World Model to address the challenge of achieving a common goal of multiple agents interacting…

机器学习 · 计算机科学 2025-09-29 Zhizun Wang , David Meger

Recent studies have shown that Transformers can perform in-context reinforcement learning (RL) by imitating existing RL algorithms, enabling sample-efficient adaptation to unseen tasks without parameter updates. However, these models also…

机器学习 · 计算机科学 2025-02-27 Jaehyeon Son , Soochan Lee , Gunhee Kim

Wireless sensor networks (WSNs) with energy harvesting (EH) are expected to play a vital role in intelligent 6G systems, especially in industrial sensing and control, where continuous operation and sustainable energy use are critical. Given…

信号处理 · 电气工程与系统科学 2025-08-26 Hossein Mohammadi Firouzjaei , Rafaela Scaciota , Sumudu Samarakoon , Beatriz Lorenzo

Model-based reinforcement learning (MBRL) is recognized with the potential to be significantly more sample-efficient than model-free RL. How an accurate model can be developed automatically and efficiently from raw sensory inputs (such as…

机器人学 · 计算机科学 2023-05-24 Jun Lv , Yunhai Feng , Cheng Zhang , Shuang Zhao , Lin Shao , Cewu Lu

Reinforcement learning (RL) is empirically successful in complex nonlinear Markov decision processes (MDPs) with continuous state spaces. By contrast, the majority of theoretical RL literature requires the MDP to satisfy some form of linear…

机器学习 · 计算机科学 2021-06-16 Dhruv Malik , Aldo Pacchiano , Vishwak Srinivasan , Yuanzhi Li

Model-free reinforcement learning (RL) is inherently a reactive method, operating under the assumption that it starts with no prior knowledge of the system and entirely depends on trial-and-error for learning. This approach faces several…

Greenhouse environment is the key to influence crops production. However, it is difficult for classical control methods to give precise environment setpoints, such as temperature, humidity, light intensity and carbon dioxide concentration…

机器学习 · 计算机科学 2019-12-03 Tinghao Zhang , Jingxu Li , Jingfeng Li , Ling Wang , Feng Li , Jie Liu

The capability of predicting environmental dynamics underpins both biological neural systems and general embodied AI in adapting to their surroundings. Yet prevailing approaches rest on static world models that falter when confronted with…

机器学习 · 计算机科学 2026-03-02 Fan Wang , Zhiyuan Chen , Yuxuan Zhong , Sunjian Zheng , Pengtao Shao , Bo Yu , Shaoshan Liu , Jianan Wang , Ning Ding , Yang Cao , Yu Kang

Deep reinforcement learning (DRL) has recently shown its success in tackling complex combinatorial optimization problems. When these problems are extended to multiobjective ones, it becomes difficult for the existing DRL approaches to…

人工智能 · 计算机科学 2022-02-15 Zizhen Zhang , Zhiyuan Wu , Hang Zhang , Jiahai Wang

Effectively controlling systems governed by Partial Differential Equations (PDEs) is crucial in several fields of Applied Sciences and Engineering. These systems usually yield significant challenges to conventional control schemes due to…

机器学习 · 计算机科学 2024-11-07 Florian Wolf , Nicolò Botteghi , Urban Fasel , Andrea Manzoni

In this paper, a deep reinforcement learning (DRL) method is proposed to address the problem of UAV navigation in an unknown environment. However, DRL algorithms are limited by the data efficiency problem as they typically require a huge…

机器人学 · 计算机科学 2020-08-07 Lei He , Nabil Aouf , James F. Whidborne , Bifeng Song

Reinforcement learning (RL) algorithms can be divided into two classes: model-free algorithms, which are sample-inefficient, and model-based algorithms, which suffer from model bias. Dyna-style algorithms combine these two approaches by…

机器学习 · 计算机科学 2024-10-17 Yansong Li , Zeyu Dong , Ertai Luo , Yu Wu , Shuo Wu , Shuo Han

Meta reinforcement learning (Meta-RL) is an approach wherein the experience gained from solving a variety of tasks is distilled into a meta-policy. The meta-policy, when adapted over only a small (or just a single) number of steps, is able…

机器学习 · 计算机科学 2022-09-28 Desik Rengarajan , Sapana Chaudhary , Jaewon Kim , Dileep Kalathil , Srinivas Shakkottai