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For robots to exhibit a high level of intelligence in the real world, they must be able to assess objects for which they have no prior knowledge. Therefore, it is crucial for robots to perceive object affordances by reasoning about physical…

Robotics · Computer Science 2020-04-09 Hongtao Wu , Deven Misra , Gregory S. Chirikjian

Articulated objects like cabinets and doors are widespread in daily life. However, directly manipulating 3D articulated objects is challenging because they have diverse geometrical shapes, semantic categories, and kinetic constraints. Prior…

Robotics · Computer Science 2024-03-04 Qiaojun Yu , Junbo Wang , Wenhai Liu , Ce Hao , Liu Liu , Lin Shao , Weiming Wang , Cewu Lu

Articulated object manipulation is a critical capability for robots to perform various tasks in real-world scenarios. Composed of multiple parts connected by joints, articulated objects are endowed with diverse functional mechanisms through…

Robotics · Computer Science 2025-02-18 Yuanfei Wang , Xiaojie Zhang , Ruihai Wu , Yu Li , Yan Shen , Mingdong Wu , Zhaofeng He , Yizhou Wang , Hao Dong

Interactive 3D simulated objects are crucial in AR/VR, animations, and robotics, driving immersive experiences and advanced automation. However, creating these articulated objects requires extensive human effort and expertise, limiting…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Long Le , Jason Xie , William Liang , Hung-Ju Wang , Yue Yang , Yecheng Jason Ma , Kyle Vedder , Arjun Krishna , Dinesh Jayaraman , Eric Eaton

Autonomous manipulation of articulated objects remains a fundamental challenge for robots in human environments. Vision-based methods can infer hidden kinematics but can yield imprecise estimates on unfamiliar objects. Tactile approaches…

Robotics · Computer Science 2026-04-03 Leiyao Cui , Zihang Zhao , Sirui Xie , Wenhuan Zhang , Zhi Han , Yixin Zhu

Articulated object manipulation requires precise object interaction, where the object's axis must be carefully considered. Previous research employed interactive perception for manipulating articulated objects, but typically, open-loop…

Robotics · Computer Science 2025-03-10 Xi Wang , Tianxing Chen , Qiaojun Yu , Tianling Xu , Zanxin Chen , Yiting Fu , Ziqi He , Cewu Lu , Yao Mu , Ping Luo

When humans perform a task with an articulated object, they interact with the object only in a handful of ways, while the space of all possible interactions is nearly endless. This is because humans have prior knowledge about what…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Liquan Wang , Nikita Dvornik , Rafael Dubeau , Mayank Mittal , Animesh Garg

Robotic manipulation of highly deformable cloth presents a promising opportunity to assist people with several daily tasks, such as washing dishes; folding laundry; or dressing, bathing, and hygiene assistance for individuals with severe…

Robotics · Computer Science 2022-08-12 Yufei Wang , David Held , Zackory Erickson

Interactions with articulated objects are a challenging but important task for mobile robots. To tackle this challenge, we propose a novel closed-loop control pipeline, which integrates manipulation priors from affordance estimation with…

Robotics · Computer Science 2023-02-07 Giulio Schiavi , Paula Wulkop , Giuseppe Rizzi , Lionel Ott , Roland Siegwart , Jen Jen Chung

Remotely programming robots to execute tasks often relies on registering objects of interest in the robot's environment. Frequently, these tasks involve articulating objects such as opening or closing a valve. However, existing…

Identifying the dynamic properties of manipulated objects is essential for safe and accurate robot control. Most methods rely on low noise force torque sensors, long exciting signals, and solving nonlinear optimization problems, making the…

Robotics · Computer Science 2024-08-22 Donghoon Baek , Bo Peng , Saurabh Gupta , Joao Ramos

Articulated objects are pervasive in daily life. However, due to the intrinsic high-DoF structure, the joint states of the articulated objects are hard to be estimated. To model articulated objects, two kinds of shape deformations namely…

Computer Vision and Pattern Recognition · Computer Science 2021-12-15 Han Xue , Liu Liu , Wenqiang Xu , Haoyuan Fu , Cewu Lu

Robots in human environments will need to interact with a wide variety of articulated objects such as cabinets, drawers, and dishwashers while assisting humans in performing day-to-day tasks. Existing methods either require objects to be…

Robotics · Computer Science 2021-07-21 Ajinkya Jain , Rudolf Lioutikov , Caleb Chuck , Scott Niekum

Perceiving and interacting with 3D articulated objects, such as cabinets, doors, and faucets, pose particular challenges for future home-assistant robots performing daily tasks in human environments. Besides parsing the articulated parts…

Computer Vision and Pattern Recognition · Computer Science 2023-05-05 Yian Wang , Ruihai Wu , Kaichun Mo , Jiaqi Ke , Qingnan Fan , Leonidas Guibas , Hao Dong

A kitchen assistant needs to operate human-scale objects, such as cabinets and ovens, in unmapped environments with dynamic obstacles. Autonomous interactions in such environments require integrating dexterous manipulation and fluid…

Robotics · Computer Science 2024-03-08 Mayank Mittal , David Hoeller , Farbod Farshidian , Marco Hutter , Animesh Garg

Articulated objects are commonly found in daily life. It is essential that robots can exhibit robust perception and manipulation skills for articulated objects in real-world robotic applications. However, existing methods for articulated…

Robotics · Computer Science 2024-10-01 Junbo Wang , Wenhai Liu , Qiaojun Yu , Yang You , Liu Liu , Weiming Wang , Cewu Lu

Accurately modeling local surface properties of objects is crucial to many robotic applications, from grasping to material recognition. Surface properties like friction are however difficult to estimate, as visual observation of the object…

Robotics · Computer Science 2025-01-09 Tran Nguyen Le , Francesco Verdoja , Fares J. Abu-Dakka , Ville Kyrki

Robots need to understand their environment to perform their task. If it is possible to pre-program a visual scene analysis process in closed environments, robots operating in an open environment would benefit from the ability to learn it…

Robotics · Computer Science 2019-03-12 Leni K. Le Goff , Oussama Yaakoubi , Alexandre Coninx , Stephane Doncieux

This paper presents ArticuBot, in which a single learned policy enables a robotics system to open diverse categories of unseen articulated objects in the real world. This task has long been challenging for robotics due to the large…

Visual uncertainties such as occlusions, lack of texture, and noise present significant challenges in obtaining accurate kinematic models for safe robotic manipulation. We introduce a probabilistic real-time approach that leverages the…

Robotics · Computer Science 2025-11-04 Adrian Pfisterer , Xing Li , Vito Mengers , Oliver Brock