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Reinforcement learning has been applied to a wide variety of robotics problems, but most of such applications involve collecting data from scratch for each new task. Since the amount of robot data we can collect for any single task is…

机器学习 · 计算机科学 2020-10-28 Avi Singh , Albert Yu , Jonathan Yang , Jesse Zhang , Aviral Kumar , Sergey Levine

Goal-oriented grasping in dense clutter, a fundamental challenge in robotics, demands an adaptive policy to handle occluded target objects and diverse configurations. Previous methods typically learn policies based on partially observable…

机器人学 · 计算机科学 2025-03-07 Hao Ding , Yiming Zeng , Zhaoliang Wan , Hui Cheng

When interacting in a three dimensional world, humans must estimate 3D structure from visual inputs projected down to two dimensional retinal images. It has been shown that humans use the persistence of object shape over motion-induced…

神经元与认知 · 定量生物学 2023-04-03 Marissa Connor , Bruno Olshausen , Christopher Rozell

Generalist robot policies, trained on large and diverse datasets, have demonstrated the ability to generalize across a wide spectrum of behaviors, enabling a single policy to act in varied real-world environments. However, they still fall…

机器人学 · 计算机科学 2026-03-03 Yajat Yadav , Zhiyuan Zhou , Andrew Wagenmaker , Karl Pertsch , Sergey Levine

Generating articulated assets is crucial for robotics, digital twins, and embodied intelligence. Existing generative models often rely on single-view inputs representing closed states, resulting in ambiguous or unrealistic kinematic…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Haowen Wang , Xiaoping Yuan , Fugang Zhang , Rui Jian , Yuanwei Zhu , Xiuquan Qiao , Yakun Huang

In this work we propose a novel end-to-end imitation learning approach which combines natural language, vision, and motion information to produce an abstract representation of a task, which in turn is used to synthesize specific motion…

机器人学 · 计算机科学 2019-11-27 Simon Stepputtis , Joseph Campbell , Mariano Phielipp , Chitta Baral , Heni Ben Amor

This paper investigates how learning can be used to ease the design of high-quality paths for the assembly of deformable objects. Object dynamics plays an important role when manipulating deformable objects; thus, detailed models are often…

机器人学 · 计算机科学 2025-06-02 Yitaek Kim , Christoffer Sloth

We present Masked Generative Policy (MGP), a novel framework for visuomotor imitation learning. We represent actions as discrete tokens, and train a conditional masked transformer that generates tokens in parallel and then rapidly refines…

Learning a policy capable of moving an agent between any two states in the environment is important for many robotics problems involving navigation and manipulation. Due to the sparsity of rewards in such tasks, applying reinforcement…

人工智能 · 计算机科学 2018-07-05 Artem Molchanov , Karol Hausman , Stan Birchfield , Gaurav Sukhatme

In this paper we present, to the best of our knowledge, the first method to learn a generative model of 3D shapes from natural images in a fully unsupervised way. For example, we do not use any ground truth 3D or 2D annotations, stereo…

计算机视觉与模式识别 · 计算机科学 2019-10-02 Attila Szabó , Givi Meishvili , Paolo Favaro

Visual imitation learning enables robotic agents to acquire skills by observing expert demonstration videos. In the one-shot setting, the agent generates a policy after observing a single expert demonstration without additional fine-tuning.…

机器人学 · 计算机科学 2026-01-01 Raktim Gautam Goswami , Prashanth Krishnamurthy , Yann LeCun , Farshad Khorrami

Mobile manipulation is a fundamental capability that enables robots to interact in expansive environments such as homes and factories. Most existing approaches follow a two-stage paradigm, where the robot first navigates to a docking point…

机器人学 · 计算机科学 2026-04-17 Ziyu Shan , Yuheng Zhou , Gaoyuan Wu , Ziheng Ji , Zhenyu Wu , Ziwei Wang

Autonomous learning of robotic skills can allow general-purpose robots to learn wide behavioral repertoires without requiring extensive manual engineering. However, robotic skill learning methods typically make one of several trade-offs to…

机器学习 · 计算机科学 2016-10-07 William Montgomery , Anurag Ajay , Chelsea Finn , Pieter Abbeel , Sergey Levine

When designing robots to assist in everyday human activities, it is crucial to enhance user requests with visual cues from their surroundings for improved intent understanding. This process is defined as a multimodal classification task.…

计算与语言 · 计算机科学 2025-06-18 Shang-Chi Tsai , Seiya Kawano , Angel Garcia Contreras , Koichiro Yoshino , Yun-Nung Chen

Imitation learning based visuomotor policies have achieved strong performance in robotic manipulation, yet they often remain sensitive to egocentric viewpoint shifts. Unlike third-person viewpoint changes that only move the camera,…

Cloth manipulation is challenging due to its highly complex dynamics, near-infinite degrees of freedom, and frequent self-occlusions, which complicate both state estimation and dynamics modeling. Inspired by recent advances in generative…

机器人学 · 计算机科学 2025-09-03 Tongxuan Tian , Haoyang Li , Bo Ai , Xiaodi Yuan , Zhiao Huang , Hao Su

The deployment of humanoid robots for dexterous manipulation in unstructured environments remains challenging due to perceptual limitations that constrain the effective workspace. In scenarios where physical constraints prevent the robot…

机器人学 · 计算机科学 2026-03-09 Pei Qu , Zheng Li , Yufei Jia , Ziyun Liu , Liang Zhu , Haoang Li , Jinni Zhou , Jun Ma

Offline meta-reinforcement learning (OMRL) proficiently allows an agent to tackle novel tasks while solely relying on a static dataset. For precise and efficient task identification, existing OMRL research suggests learning separate task…

机器学习 · 计算机科学 2024-03-13 Chengxing Jia , Fuxiang Zhang , Yi-Chen Li , Chen-Xiao Gao , Xu-Hui Liu , Lei Yuan , Zongzhang Zhang , Yang Yu

Following its success in natural language processing and computer vision, foundation models that are pre-trained on large-scale multi-task datasets have also shown great potential in robotics. However, most existing robot foundation models…

机器人学 · 计算机科学 2025-03-13 Rujia Yang , Geng Chen , Chuan Wen , Yang Gao

Learning provides a powerful tool for vision-based navigation, but the capabilities of learning-based policies are constrained by limited training data. If we could combine data from all available sources, including multiple kinds of…

机器人学 · 计算机科学 2023-05-23 Dhruv Shah , Ajay Sridhar , Arjun Bhorkar , Noriaki Hirose , Sergey Levine