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As a promising branch of robotics, imitation learning emerges as an important way to transfer human skills to robots, where human demonstrations represented in Cartesian or joint spaces are utilized to estimate task/skill models that can be…

Robotics · Computer Science 2023-09-27 Yanlong Huang , Fares J. Abu-Dakka , João Silvério , Darwin G. Caldwell

Imitation Learning (IL) algorithms offer an efficient way to train an agent by mimicking an expert's behavior without requiring a reward function. IL algorithms often necessitate access to state and action information from expert…

Machine Learning · Computer Science 2025-09-25 Returaj Burnwal , Hriday Mehta , Nirav Pravinbhai Bhatt , Balaraman Ravindran

We propose a model-free deep reinforcement learning method that leverages a small amount of demonstration data to assist a reinforcement learning agent. We apply this approach to robotic manipulation tasks and train end-to-end visuomotor…

This paper aims to investigate direct imitation learning from human drivers for the task of lane keeping assistance in highway and country roads using grayscale images from a single front view camera. The employed method utilizes…

Machine Learning · Computer Science 2017-09-13 Christopher Innocenti , Henrik Lindén , Ghazaleh Panahandeh , Lennart Svensson , Nasser Mohammadiha

One significant simplification in most previous work on robot learning is the closed-world assumption where the robot is assumed to know ahead of time a complete set of predicates describing the state of the physical world. However, robots…

Artificial Intelligence · Computer Science 2017-10-10 Qiaozi Gao , Lanbo She , Joyce Y. Chai

Generalizing manipulation skills to new situations requires extracting invariant patterns from demonstrations. For example, the robot needs to understand the demonstrations at a higher level while being invariant to the appearance of the…

While significant progress has been made on understanding hand-object interactions in computer vision, it is still very challenging for robots to perform complex dexterous manipulation. In this paper, we propose a new platform and pipeline…

Machine Learning · Computer Science 2022-07-07 Yuzhe Qin , Yueh-Hua Wu , Shaowei Liu , Hanwen Jiang , Ruihan Yang , Yang Fu , Xiaolong Wang

Personal robots assisting humans must perform complex manipulation tasks that are typically difficult to specify in traditional motion planning pipelines, where multiple objectives must be met and the high-level context be taken into…

Robotics · Computer Science 2019-03-21 Hejia Zhang , Eric Heiden , Stefanos Nikolaidis , Joseph J. Lim , Gaurav S. Sukhatme

As the number of the robot's degrees of freedom increases, the implementation of robot motion becomes more complex and difficult. In this study, we focus on learning 6DOF-grasping motion and consider dividing the grasping motion into…

Robotics · Computer Science 2021-03-24 Daichi Kawakami , Ryoichi Ishikawa , Menandro Roxas , Yoshihiro Sato , Takeshi Oishi

Imitation learning is a widely used policy learning method that enables intelligent agents to acquire complex skills from expert demonstrations. The input to the imitation learning algorithm is usually composed of both the current…

Computer Vision and Pattern Recognition · Computer Science 2022-07-21 Chia-Chi Chuang , Donglin Yang , Chuan Wen , Yang Gao

The combination of deep neural network models and reinforcement learning algorithms can make it possible to learn policies for robotic behaviors that directly read in raw sensory inputs, such as camera images, effectively subsuming both…

Machine Learning · Computer Science 2019-05-17 Avi Singh , Larry Yang , Kristian Hartikainen , Chelsea Finn , Sergey Levine

Well structured visual representations can make robot learning faster and can improve generalization. In this paper, we study how we can acquire effective object-centric representations for robotic manipulation tasks without human labeling…

Robotics · Computer Science 2018-11-20 Eric Jang , Coline Devin , Vincent Vanhoucke , Sergey Levine

We present a framework for learning human user models from joint-action demonstrations that enables the robot to compute a robust policy for a collaborative task with a human. The learning takes place completely automatically, without any…

Robotics · Computer Science 2017-06-15 Stefanos Nikolaidis , Keren Gu , Ramya Ramakrishnan , Julie Shah

Reward specification is a notoriously difficult problem in reinforcement learning, requiring extensive expert supervision to design robust reward functions. Imitation learning (IL) methods attempt to circumvent these problems by utilizing…

Artificial Intelligence · Computer Science 2023-10-13 Sumedh A Sontakke , Jesse Zhang , Sébastien M. R. Arnold , Karl Pertsch , Erdem Bıyık , Dorsa Sadigh , Chelsea Finn , Laurent Itti

Dexterous manipulation with a multi-finger hand is one of the most challenging problems in robotics. While recent progress in imitation learning has largely improved the sample efficiency compared to Reinforcement Learning, the learned…

Robotics · Computer Science 2022-06-30 Yueh-Hua Wu , Jiashun Wang , Xiaolong Wang

Operating directly from raw high dimensional sensory inputs like images is still a challenge for robotic control. Recently, Reinforcement Learning methods have been proposed to solve specific tasks end-to-end, from pixels to torques.…

Machine Learning · Computer Science 2019-01-07 Carlos Florensa , Jonas Degrave , Nicolas Heess , Jost Tobias Springenberg , Martin Riedmiller

Imitation learning is a promising approach to help robots acquire dexterous manipulation capabilities without the need for a carefully-designed reward or a significant computational effort. However, existing imitation learning approaches…

Robotics · Computer Science 2022-04-19 Abhineet Jain , Jack Kolb , J. M. Abbess , Harish Ravichandar

While robot learning has demonstrated promising results for enabling robots to automatically acquire new skills, a critical challenge in deploying learning-based systems is scale: acquiring enough data for the robot to effectively…

Fine manipulation tasks, such as threading cable ties or slotting a battery, are notoriously difficult for robots because they require precision, careful coordination of contact forces, and closed-loop visual feedback. Performing these…

Robotics · Computer Science 2023-04-27 Tony Z. Zhao , Vikash Kumar , Sergey Levine , Chelsea Finn

Robotic Manipulation (RM) is central to the advancement of autonomous robots, enabling them to interact with and manipulate objects in real-world environments. This survey focuses on RM methodologies that leverage imitation learning, a…

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