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Learning from demonstration is a powerful method for teaching robots new skills, and having more demonstration data often improves policy learning. However, the high cost of collecting demonstration data is a significant bottleneck. Videos,…

Robotics · Computer Science 2024-07-15 Chuan Wen , Xingyu Lin , John So , Kai Chen , Qi Dou , Yang Gao , Pieter Abbeel

To perform manipulation tasks in the real world, robots need to operate on objects with various shapes, sizes and without access to geometric models. It is often unfeasible to train monolithic neural network policies across such large…

Robotics · Computer Science 2021-03-22 Mohit Sharma , Oliver Kroemer

Few-shot meta-learning methods consider the problem of learning new tasks from a small, fixed number of examples, by meta-learning across static data from a set of previous tasks. However, in many real world settings, it is more natural to…

Machine Learning · Computer Science 2020-12-15 Tianhe Yu , Xinyang Geng , Chelsea Finn , Sergey Levine

Robot arms should be able to learn new tasks. One framework here is reinforcement learning, where the robot is given a reward function that encodes the task, and the robot autonomously learns actions to maximize its reward. Existing…

Robotics · Computer Science 2024-03-21 Shaunak A. Mehta , Soheil Habibian , Dylan P. Losey

Despite the fact that robotic platforms can provide both consistent practice and objective assessments of users over the course of their training, there are relatively few instances where physical human robot interaction has been…

Robotics · Computer Science 2019-11-20 Kathleen Fitzsimons , Aleksandra Kalinowska , Julius P. A. Dewald , Todd Murphey

Humans naturally "program" a fellow collaborator to perform a task by demonstrating the task few times. It is intuitive, therefore, for a human to program a collaborative robot by demonstration and many paradigms use a single demonstration…

Humans are adept at learning new tasks by watching a few instructional videos. On the other hand, robots that learn new actions either require a lot of effort through trial and error, or use expert demonstrations that are challenging to…

Robotics · Computer Science 2020-11-16 Vladimír Petrík , Makarand Tapaswi , Ivan Laptev , Josef Sivic

Data-efficient learning algorithms are essential in many practical applications where data collection is expensive, e.g., in robotics due to the wear and tear. To address this problem, meta-learning algorithms use prior experience about…

Machine Learning · Computer Science 2020-10-26 Jean Kaddour , Steindór Sæmundsson , Marc Peter Deisenroth

Recently, end-to-end learning frameworks are gaining prevalence in the field of robot control. These frameworks input states/images and directly predict the torques or the action parameters. However, these approaches are often critiqued due…

Robotics · Computer Science 2016-09-29 Lerrel Pinto , Abhinav Gupta

Complex, multi-task problems have proven to be difficult to solve efficiently in a sparse-reward reinforcement learning setting. In order to be sample efficient, multi-task learning requires reuse and sharing of low-level policies. To…

Machine Learning · Computer Science 2021-09-28 Valerie Chen , Abhinav Gupta , Kenneth Marino

Imitation learning is a popular paradigm to teach robots new tasks, but collecting robot demonstrations through teleoperation or kinesthetic teaching is tedious and time-consuming. In contrast, directly demonstrating a task using our human…

Robotics · Computer Science 2026-02-16 Nick Heppert , Minh Quang Nguyen , Abhinav Valada

Pre-trained generalist policies are rapidly gaining relevance in robot learning due to their promise of fast adaptation to novel, in-domain tasks. This adaptation often relies on collecting new demonstrations for a specific task of interest…

Machine Learning · Computer Science 2025-06-24 Marco Bagatella , Jonas Hübotter , Georg Martius , Andreas Krause

Robot learning provides a number of ways to teach robots simple skills, such as grasping. However, these skills are usually trained in open, clutter-free environments, and therefore would likely cause undesirable collisions in more complex,…

Robotics · Computer Science 2022-12-13 Vitalis Vosylius , Edward Johns

Robot skills systems are meant to reduce robot setup time for new manufacturing tasks. Yet, for dexterous, contact-rich tasks, it is often difficult to find the right skill parameters. One strategy is to learn these parameters by allowing…

Robotics · Computer Science 2022-08-03 Matthias Mayr , Carl Hvarfner , Konstantinos Chatzilygeroudis , Luigi Nardi , Volker Krueger

In this paper we introduce a novel framework for expressing and learning force-sensitive robot manipulation skills. It is based on a formalism that extends our previous work on adaptive impedance control with meta parameter learning and…

Robotics · Computer Science 2018-05-23 Lars Johannsmeier , Malkin Gerchow , Sami Haddadin

Learning robotic manipulation tasks using reinforcement learning with sparse rewards is currently impractical due to the outrageous data requirements. Many practical tasks require manipulation of multiple objects, and the complexity of such…

Robotics · Computer Science 2019-12-24 Richard Li , Allan Jabri , Trevor Darrell , Pulkit Agrawal

Few-shot algorithms aim at learning new tasks provided only a handful of training examples. In this work we investigate few-shot learning in the setting where the data points are sequences of tokens and propose an efficient learning…

Machine Learning · Computer Science 2020-12-18 Lajanugen Logeswaran , Ann Lee , Myle Ott , Honglak Lee , Marc'Aurelio Ranzato , Arthur Szlam

Meta-reinforcement learning algorithms can enable robots to acquire new skills much more quickly, by leveraging prior experience to learn how to learn. However, much of the current research on meta-reinforcement learning focuses on task…

Successfully addressing a wide variety of tasks is a core ability of autonomous agents, requiring flexibly adapting the underlying decision-making strategies and, as we argue in this work, also adapting the perception modules. An analogical…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Pierre Marza , Laetitia Matignon , Olivier Simonin , Christian Wolf

Demonstrations and natural language instructions are two common ways to specify and teach robots novel tasks. However, for many complex tasks, a demonstration or language instruction alone contains ambiguities, preventing tasks from being…

Robotics · Computer Science 2023-05-01 Albert Yu , Raymond J. Mooney