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Traditional dynamic models of continuum robots are in general computationally expensive and not suitable for real-time control. Recent approaches using learning-based methods to approximate the dynamic model of continuum robots for control…

Robotics · Computer Science 2022-05-16 Xinran Wang , Nicolas Rojas

How can robots learn and adapt to new tasks and situations with little data? Systematic exploration and simulation are crucial tools for efficient robot learning. We present a novel black-box policy search algorithm focused on…

Robotics · Computer Science 2025-02-11 Shiming He , Alexander von Rohr , Dominik Baumann , Ji Xiang , Sebastian Trimpe

Simulations are attractive environments for training agents as they provide an abundant source of data and alleviate certain safety concerns during the training process. But the behaviours developed by agents in simulation are often…

Robotics · Computer Science 2018-09-21 Xue Bin Peng , Marcin Andrychowicz , Wojciech Zaremba , Pieter Abbeel

The successful operation of mobile robots requires them to adapt rapidly to environmental changes. To develop an adaptive decision-making tool for mobile robots, we propose a novel algorithm that combines meta-reinforcement learning…

Robotics · Computer Science 2022-07-21 Jaeuk Shin , Astghik Hakobyan , Mingyu Park , Yeoneung Kim , Gihun Kim , Insoon Yang

We introduce a simple new method for visual imitation learning, which allows a novel robot manipulation task to be learned from a single human demonstration, without requiring any prior knowledge of the object being interacted with. Our…

Robotics · Computer Science 2021-06-11 Edward Johns

This paper proposes an approach to domain transfer based on a pairwise loss function that helps transfer control policies learned in simulation onto a real robot. We explore the idea in the context of a 'category level' manipulation task…

Robotics · Computer Science 2018-10-30 Ulrich Viereck , Xingchao Peng , Kate Saenko , Robert Platt

Learning controllers that reproduce legged locomotion in nature has been a long-time goal in robotics and computer graphics. While yielding promising results, recent approaches are not yet flexible enough to be applicable to legged systems…

Robotics · Computer Science 2022-07-26 Daniel Ordonez-Apraez , Antonio Agudo , Francesc Moreno-Noguer , Mario Martin

In this work we are the first to present an offline policy gradient method for learning imitative policies for complex urban driving from a large corpus of real-world demonstrations. This is achieved by building a differentiable data-driven…

Robotics · Computer Science 2021-09-29 Oliver Scheel , Luca Bergamini , Maciej Wołczyk , Błażej Osiński , Peter Ondruska

Being able to transfer existing skills to new situations is a key capability when training robots to operate in unpredictable real-world environments. A successful transfer algorithm should not only minimize the number of samples that the…

Robotics · Computer Science 2020-12-15 Wenhao Yu , C. Karen Liu , Greg Turk

Though robot learning is often formulated in terms of discrete-time Markov decision processes (MDPs), physical robots require near-continuous multiscale feedback control. Machines operate on multiple asynchronous sensing modalities, each…

Robotics · Computer Science 2022-03-17 Sumeet Singh , Francis McCann Ramirez , Jacob Varley , Andy Zeng , Vikas Sindhwani

Modular robots can be rearranged into a new design, perhaps each day, to handle a wide variety of tasks by forming a customized robot for each new task. However, reconfiguring just the mechanism is not sufficient: each design also requires…

Robotics · Computer Science 2021-11-11 Julian Whitman , Matthew Travers , Howie Choset

Recent robot learning methods commonly rely on imitation learning from massive robotic dataset collected with teleoperation. When facing a new task, such methods generally require collecting a set of new teleoperation data and finetuning…

Robotics · Computer Science 2025-05-28 Xiang Zhu , Yichen Liu , Hezhong Li , Jianyu Chen

Imitation learning from human motion capture (MoCap) data provides a promising way to train humanoid robots. However, due to differences in morphology, such as varying degrees of joint freedom and force limits, exact replication of human…

Robotics · Computer Science 2024-10-04 Wenshuai Zhao , Yi Zhao , Joni Pajarinen , Michael Muehlebach

Developing a safe and efficient collision avoidance policy for multiple robots is challenging in the decentralized scenarios where each robot generate its paths without observing other robots' states and intents. While other distributed…

Robotics · Computer Science 2018-05-22 Pinxin Long , Tingxiang Fan , Xinyi Liao , Wenxi Liu , Hao Zhang , Jia Pan

Policy search methods can allow robots to learn control policies for a wide range of tasks, but practical applications of policy search often require hand-engineered components for perception, state estimation, and low-level control. In…

Machine Learning · Computer Science 2016-04-20 Sergey Levine , Chelsea Finn , Trevor Darrell , Pieter Abbeel

Robot learning requires a considerable amount of high-quality data to realize the promise of generalization. However, large data sets are costly to collect in the real world. Physics simulators can cheaply generate vast data sets with broad…

A practical approach to robot reinforcement learning is to first collect a large batch of real or simulated robot interaction data, using some data collection policy, and then learn from this data to perform various tasks, using offline…

Robotics · Computer Science 2021-06-02 Shadi Endrawis , Gal Leibovich , Guy Jacob , Gal Novik , Aviv Tamar

Robotic manipulation can greatly benefit from the data efficiency, robustness, and predictability of model-based methods if robots can quickly generate models of novel objects they encounter. This is especially difficult when effects like…

Robotics · Computer Science 2023-10-19 Bibit Bianchini , Mathew Halm , Michael Posa

Endowed with higher levels of autonomy, robots are required to perform increasingly complex manipulation tasks. Learning from demonstration is arising as a promising paradigm for transferring skills to robots. It allows to implicitly learn…

Robotics · Computer Science 2023-02-24 Miguel Arduengo , Adrià Colomé , Joan Lobo-Prat , Luis Sentis , Carme Torras

Reinforcement learning (RL) has demonstrated remarkable capability in acquiring robot skills, but learning each new skill still requires substantial data collection for training. The pretrain-and-finetune paradigm offers a promising…

Robotics · Computer Science 2025-03-25 Ziang Zheng , Guojian Zhan , Bin Shuai , Shengtao Qin , Jiangtao Li , Tao Zhang , Shengbo Eben Li