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Model-based Reinforcement Learning approaches have the promise of being sample efficient. Much of the progress in learning dynamics models in RL has been made by learning models via supervised learning. But traditional model-based…

机器学习 · 计算机科学 2019-06-12 Shagun Sodhani , Anirudh Goyal , Tristan Deleu , Yoshua Bengio , Sergey Levine , Jian Tang

Learning an accurate model of the environment is essential for model-based control tasks. Existing methods in robotic visuomotor control usually learn from data with heavily labelled actions, object entities or locations, which can be…

机器人学 · 计算机科学 2021-07-27 Haoqi Yuan , Ruihai Wu , Andrew Zhao , Haipeng Zhang , Zihan Ding , Hao Dong

At the heart of many robotics problems is the challenge of learning correspondences across domains. For instance, imitation learning requires obtaining correspondence between humans and robots; sim-to-real requires correspondence between…

机器人学 · 计算机科学 2020-12-18 Qiang Zhang , Tete Xiao , Alexei A. Efros , Lerrel Pinto , Xiaolong Wang

Unlike quasi-static robotic manipulation tasks like pick-and-place, dynamic tasks such as non-prehensile manipulation pose greater challenges, especially for vision-based control. Successful control requires the extraction of features…

机器人学 · 计算机科学 2024-10-28 Abdullah Mustafa , Ryo Hanai , Ixchel Ramirez , Floris Erich , Ryoichi Nakajo , Yukiyasu Domae , Tetsuya Ogata

The ability to accurately predict the surrounding environment is a foundational principle of intelligence in biological and artificial agents. In recent years, a variety of approaches have been proposed for learning to predict the physical…

计算机视觉与模式识别 · 计算机科学 2019-08-01 Alberto Cenzato , Alberto Testolin , Marco Zorzi

In order to robustly execute a task under environmental uncertainty, a robot needs to be able to reactively adapt to changes arising in its environment. The environment changes are usually reflected in deviation from expected sensory…

机器人学 · 计算机科学 2018-09-19 Giovanni Sutanto , Zhe Su , Stefan Schaal , Franziska Meier

The utility of learning a dynamics/world model of the environment in reinforcement learning has been shown in a many ways. When using neural networks, however, these models suffer catastrophic forgetting when learned in a lifelong or…

机器学习 · 计算机科学 2019-06-12 Nicholas Ketz , Soheil Kolouri , Praveen Pilly

Despite the numerous advances, reinforcement learning remains away from widespread acceptance for autonomous controller design as compared to classical methods due to lack of ability to effectively tackle the reality gap. The reliance on…

机器学习 · 计算机科学 2024-09-23 Narendra Patwardhan , Zequn Wang

Data-efficient reinforcement learning (RL) in continuous state-action spaces using very high-dimensional observations remains a key challenge in developing fully autonomous systems. We consider a particularly important instance of this…

人工智能 · 计算机科学 2015-10-12 John-Alexander M. Assael , Niklas Wahlström , Thomas B. Schön , Marc Peter Deisenroth

How can a robot safely navigate around people with complex motion patterns? Deep Reinforcement Learning (DRL) in simulation holds some promise, but much prior work relies on simulators that fail to capture the nuances of real human motion.…

机器人学 · 计算机科学 2025-02-17 James R. Han , Hugues Thomas , Jian Zhang , Nicholas Rhinehart , Timothy D. Barfoot

We propose an architecture for training generative models of counterfactual conditionals of the form, 'can we modify event A to cause B instead of C?', motivated by applications in robot control. Using an 'adversarial training' paradigm, an…

机器人学 · 计算机科学 2020-09-23 Simón C. Smith , Subramanian Ramamoorthy

Motivated by the challenge of achieving rapid learning in physical environments, this paper presents the development and training of a robotic system designed to navigate and solve a labyrinth game using model-based reinforcement learning…

机器人学 · 计算机科学 2023-12-18 Thomas Bi , Raffaello D'Andrea

Modeling dynamical systems is important in many disciplines, e.g., control, robotics, or neurotechnology. Commonly the state of these systems is not directly observed, but only available through noisy and potentially high-dimensional…

机器学习 · 统计学 2014-10-29 Niklas Wahlström , Thomas B. Schön , Marc Peter Deisenroth

Learning robust and generalizable world models is crucial for enabling efficient and scalable robotic control in real-world environments. In this work, we introduce a novel framework for learning world models that accurately capture…

机器人学 · 计算机科学 2025-12-16 Chenhao Li , Andreas Krause , Marco Hutter

In reinforcement learning (RL), world models serve as internal simulators, enabling agents to predict environment dynamics and future outcomes in order to make informed decisions. While previous approaches leveraging discrete latent spaces,…

A world model is essential for an agent to predict the future and plan in domains such as autonomous driving and robotics. To achieve this, recent advancements have focused on video generation, which has gained significant attention due to…

人工智能 · 计算机科学 2025-03-13 Youngjoon Jeong , Junha Chun , Soonwoo Cha , Taesup Kim

Model-based reinforcement learning methods typically learn models for high-dimensional state spaces by aiming to reconstruct and predict the original observations. However, drawing inspiration from model-free reinforcement learning, we…

机器学习 · 计算机科学 2019-12-10 Aaron Havens , Yi Ouyang , Prabhat Nagarajan , Yasuhiro Fujita

Autonomous robots require high degrees of cognitive and motoric intelligence to come into our everyday life. In non-structured environments and in the presence of uncertainties, such degrees of intelligence are not easy to obtain.…

We propose a novel controller synthesis involving feedback from pixels, whereby the measurement is a high dimensional signal representing a pixelated image with Red-Green-Blue (RGB) values. The approach neither requires feature extraction,…

系统与控制 · 电气工程与系统科学 2021-04-26 Murad Abu-Khalaf , Sertac Karaman , Daniela Rus

Planning has been very successful for control tasks with known environment dynamics. To leverage planning in unknown environments, the agent needs to learn the dynamics from interactions with the world. However, learning dynamics models…

机器学习 · 计算机科学 2019-06-06 Danijar Hafner , Timothy Lillicrap , Ian Fischer , Ruben Villegas , David Ha , Honglak Lee , James Davidson