Paris: Part-level reconstruction and motion analysis for articulated objects

J Liu, A Mahdavi-Amiri, M Savva - Proceedings of the IEEE …, 2023 - openaccess.thecvf.com
We address the task of simultaneous part-level reconstruction and motion parameter
estimation for articulated objects. Given two sets of multi-view images of an object in two …

Ditto in the house: Building articulation models of indoor scenes through interactive perception

CC Hsu, Z Jiang, Y Zhu - 2023 IEEE International Conference …, 2023 - ieeexplore.ieee.org
Virtualizing the physical world into virtual models has been a critical technique for robot
navigation and planning in the real world. To foster manipulation with articulated objects in …

3d implicit transporter for temporally consistent keypoint discovery

C Zhong, Y Zheng, Y Zheng, H Zhao… - Proceedings of the …, 2023 - openaccess.thecvf.com
Keypoint-based representation has proven advantageous in various visual and robotic
tasks. However, the existing 2D and 3D methods for detecting keypoints mainly rely on …

Structure from action: Learning interactions for articulated object 3d structure discovery

N Nie, SY Gadre, K Ehsani, S Song - arXiv preprint arXiv:2207.08997, 2022 - arxiv.org
We introduce Structure from Action (SfA), a framework to discover 3D part geometry and joint
parameters of unseen articulated objects via a sequence of inferred interactions. Our key …

Building rearticulable models for arbitrary 3d objects from 4d point clouds

S Liu, S Gupta, S Wang - … of the IEEE/CVF Conference on …, 2023 - openaccess.thecvf.com
We build rearticulable models for arbitrary everyday man-made objects containing an
arbitrary number of parts that are connected together in arbitrary ways via 1-degree-of …

Neural Implicit Representation for Building Digital Twins of Unknown Articulated Objects

Y Weng, B Wen, J Tremblay, V Blukis… - Proceedings of the …, 2024 - openaccess.thecvf.com
We address the problem of building digital twins of unknown articulated objects from two
RGBD scans of the object at different articulation states. We decompose the problem into …

Structure from Action: Learning Interactions for 3D Articulated Object Structure Discovery

N Nie, SY Gadre, K Ehsani… - 2023 IEEE/RSJ …, 2023 - ieeexplore.ieee.org
We introduce Structure from Action (SfA), a framework to discover 3D part geometry and joint
parameters of unseen articulated objects via a sequence of inferred interactions. Our key …

Survey on Modeling of Articulated Objects

J Liu, M Savva, A Mahdavi-Amiri - arXiv preprint arXiv:2403.14937, 2024 - arxiv.org
3D modeling of articulated objects is a research problem within computer vision, graphics,
and robotics. Its objective is to understand the shape and motion of the articulated …

Real2Code: Reconstruct Articulated Objects via Code Generation

Z Mandi, Y Weng, D Bauer, S Song - arXiv preprint arXiv:2406.08474, 2024 - arxiv.org
We present Real2Code, a novel approach to reconstructing articulated objects via code
generation. Given visual observations of an object, we first reconstruct its part geometry …

KinScene: Model-Based Mobile Manipulation of Articulated Scenes

CC Hsu, B Abbatematteo, Z Jiang, Y Zhu… - arXiv preprint arXiv …, 2024 - arxiv.org
Sequentially interacting with articulated objects is crucial for a mobile manipulator to operate
effectively in everyday environments. To enable long-horizon tasks involving articulated …