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Related papers: Learning Physics-Based Manipulation in Clutter: Co…

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To solve tasks in complex environments, robots need to learn from experience. Deep reinforcement learning is a common approach to robot learning but requires a large amount of trial and error to learn, limiting its deployment in the…

Robotics · Computer Science 2022-06-29 Philipp Wu , Alejandro Escontrela , Danijar Hafner , Ken Goldberg , Pieter Abbeel

Robot manipulation in a physically-constrained environment requires compliant manipulation. Compliant manipulation is a manipulation skill to adjust hand motion based on the force imposed by the environment. Recently, reinforcement learning…

Complex and contact-rich robotic manipulation tasks, particularly those that involve multi-fingered hands and underactuated object manipulation, present a significant challenge to any control method. Methods based on reinforcement learning…

Machine Learning · Computer Science 2022-12-21 Kelvin Xu , Zheyuan Hu , Ria Doshi , Aaron Rovinsky , Vikash Kumar , Abhishek Gupta , Sergey Levine

The idea behind object-centric representation learning is that natural scenes can better be modeled as compositions of objects and their relations as opposed to distributed representations. This inductive bias can be injected into neural…

Machine Learning · Computer Science 2022-06-10 Andrea Dittadi , Samuele Papa , Michele De Vita , Bernhard Schölkopf , Ole Winther , Francesco Locatello

Movement is how people interact with and affect their environment. For realistic character animation, it is necessary to synthesize such interactions between virtual characters and their surroundings. Despite recent progress in character…

Graphics · Computer Science 2023-02-03 Mohamed Hassan , Yunrong Guo , Tingwu Wang , Michael Black , Sanja Fidler , Xue Bin Peng

In this paper, we study the problem of enabling a vision-based robotic manipulation system to generalize to novel tasks, a long-standing challenge in robot learning. We approach the challenge from an imitation learning perspective, aiming…

Non-prehensile manipulation methods usually use a simple end effector, e.g., a single rod, to manipulate the object. Compared to the grasping method, such an end effector is compact and flexible, and hence it can perform tasks in a…

Robotics · Computer Science 2023-03-08 Yongpeng Jiang , Yongyi Jia , Xiang Li

Grasping objects in cluttered scenarios is a challenging task in robotics. Performing pre-grasp actions such as pushing and shifting to scatter objects is a way to reduce clutter. Based on deep reinforcement learning, we propose a…

Robotics · Computer Science 2021-07-07 Dafa Ren , Xiaoqiang Ren , Xiaofan Wang , S. Tejaswi Digumarti , Guodong Shi

A generalist robot equipped with learned skills must be able to perform many tasks in many different environments. However, zero-shot generalization to new settings is not always possible. When the robot encounters a new environment or…

Robotics · Computer Science 2021-06-15 Alexander Khazatsky , Ashvin Nair , Daniel Jing , Sergey Levine

Human dexterity is an invaluable capability for precise manipulation of objects in complex tasks. The capability of robots to similarly grasp and perform in-hand manipulation of objects is critical for their use in the ever changing human…

Robotics · Computer Science 2024-10-25 Abraham Itzhak Weinberg , Alon Shirizly , Osher Azulay , Avishai Sintov

Humans inherently possess generalizable visual representations that empower them to efficiently explore and interact with the environments in manipulation tasks. We advocate that such a representation automatically arises from…

A rich representation is key to general robotic manipulation, but existing approaches to representation learning require large amounts of multimodal demonstrations. In this work we propose PLEX, a transformer-based architecture that learns…

Robotic manipulation policies often struggle to generalize to novel objects, limiting their real-world utility. In contrast, cognitive science suggests that children develop generalizable dexterous manipulation skills by mastering a small…

We study the task of language-conditioned pick and place in clutter, where a robot should grasp a target object in open clutter and move it to a specified place. Some approaches learn end-to-end policies with features from vision foundation…

Robotics · Computer Science 2025-09-09 Kechun Xu , Xunlong Xia , Kaixuan Wang , Yifei Yang , Yunxuan Mao , Bing Deng , Jieping Ye , Rong Xiong , Yue Wang

Differentiable physics is a powerful approach to learning and control problems that involve physical objects and environments. While notable progress has been made, the capabilities of differentiable physics solvers remain limited. We…

Machine Learning · Computer Science 2020-07-07 Yi-Ling Qiao , Junbang Liang , Vladlen Koltun , Ming C. Lin

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

Robots deployed in many real-world settings need to be able to acquire new skills and solve new tasks over time. Prior works on planning with skills often make assumptions on the structure of skills and tasks, such as subgoal skills, shared…

Robotics · Computer Science 2022-04-15 Jacky Liang , Mohit Sharma , Alex LaGrassa , Shivam Vats , Saumya Saxena , Oliver Kroemer

To determine if a skill can be executed in any given environment, a robot needs to learn the preconditions for the skill. As robots begin to operate in dynamic and unstructured environments, precondition models will need to generalize to…

Robotics · Computer Science 2020-12-04 Mohit Sharma , Oliver Kroemer

Understanding physical relations between objects, especially their support relations, is crucial for robotic manipulation. There has been work on reasoning about support relations and structural stability of simple configurations in RGB-D…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Peng Zhang , Xiaoyu Ge , Jochen Renz

Current automatic vision systems face two major challenges: scalability and extreme variability of appearance. First, the computational time required to process an image typically scales linearly with the number of pixels in the image,…

Computer Vision and Pattern Recognition · Computer Science 2014-05-22 Marc'Aurelio Ranzato