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Grasping in cluttered scenes is challenging for robot vision systems, as detection accuracy can be hindered by partial occlusion of objects. We adopt a reinforcement learning (RL) framework and 3D vision architectures to search for feasible…

Robotics · Computer Science 2020-04-29 Xiangyu Chen , Zelin Ye , Jiankai Sun , Yuda Fan , Fang Hu , Chenxi Wang , Cewu Lu

Reconstructing 3D shape and pose of static objects from a single image is an essential task for various industries, including robotics, augmented reality, and digital content creation. This can be done by directly predicting 3D shape in…

Computer Vision and Pattern Recognition · Computer Science 2023-10-18 Florian Langer , Ignas Budvytis , Roberto Cipolla

Current feature matching methods focus on point-level matching, pursuing better representation learning of individual features, but lacking further understanding of the scene. This results in significant performance degradation when…

Computer Vision and Pattern Recognition · Computer Science 2023-08-23 Xiaoyong Lu , Yaping Yan , Tong Wei , Songlin Du

Articulated objects, such as laptops and drawers, exhibit significant challenges for 3D reconstruction and pose estimation due to their multi-part geometries and variable joint configurations, which introduce structural diversity across…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 WenBo Xu , Liu Liu , Li Zhang , Ran Zhang , Hao Wu , Dan Guo , Meng Wang

In this work, we focus on a novel task of category-level functional hand-object manipulation synthesis covering both rigid and articulated object categories. Given an object geometry, an initial human hand pose as well as a sparse control…

Computer Vision and Pattern Recognition · Computer Science 2023-03-29 Juntian Zheng , Qingyuan Zheng , Lixing Fang , Yun Liu , Li Yi

Empowering autonomous agents with 3D understanding for daily objects is a grand challenge in robotics applications. When exploring in an unknown environment, existing methods for object pose estimation are still not satisfactory due to the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-02 Guanglin Li , Yifeng Li , Zhichao Ye , Qihang Zhang , Tao Kong , Zhaopeng Cui , Guofeng Zhang

We develop a system for modeling hand-object interactions in 3D from RGB images that show a hand which is holding a novel object from a known category. We design a Convolutional Neural Network (CNN) for Hand-held Object Pose and Shape…

Computer Vision and Pattern Recognition · Computer Science 2019-11-12 Mia Kokic , Danica Kragic , Jeannette Bohg

Accurate shape reconstruction of transparent objects is a challenging task due to their non-Lambertian surfaces and yet necessary for robots for accurate pose perception and safe manipulation. As vision-based sensing can produce erroneous…

Robotics · Computer Science 2023-08-01 Prajval Kumar Murali , Bernd Porr , Mohsen Kaboli

Robots working in human environments often encounter a wide range of articulated objects, such as tools, cabinets, and other jointed objects. Such articulated objects can take an infinite number of possible poses, as a point in a…

Robotics · Computer Science 2018-12-11 Karthik Desingh , Shiyang Lu , Anthony Opipari , Odest Chadwicke Jenkins

We present a method for estimating articulated human pose from a single static image based on a graphical model with novel pairwise relations that make adaptive use of local image measurements. More precisely, we specify a graphical model…

Computer Vision and Pattern Recognition · Computer Science 2014-11-05 Xianjie Chen , Alan Yuille

We address the task of estimating camera parameters from a set of images depicting a scene. Popular feature-based structure-from-motion (SfM) tools solve this task by incremental reconstruction: they repeat triangulation of sparse 3D points…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Eric Brachmann , Jamie Wynn , Shuai Chen , Tommaso Cavallari , Áron Monszpart , Daniyar Turmukhambetov , Victor Adrian Prisacariu

Estimating the articulated 3D hand-object pose from a single RGB image is a highly ambiguous and challenging problem, requiring large-scale datasets that contain diverse hand poses, object types, and camera viewpoints. Most real-world…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Kailin Li , Lixin Yang , Xinyu Zhan , Jun Lv , Wenqiang Xu , Jiefeng Li , Cewu Lu

Inferring full-body poses from Head Mounted Devices, which capture only 3-joint observations from the head and wrists, is a challenging task with wide AR/VR applications. Previous attempts focus on learning one-stage motion mapping and thus…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Fangyu Du , Yang Yang , Xuehao Gao , Hongye Hou

We propose a Convolutional Neural Network (CNN)-based model "RotationNet," which takes multi-view images of an object as input and jointly estimates its pose and object category. Unlike previous approaches that use known viewpoint labels…

Computer Vision and Pattern Recognition · Computer Science 2018-03-26 Asako Kanezaki , Yasuyuki Matsushita , Yoshifumi Nishida

We propose a new method for estimating the relative pose between two images, where we jointly learn keypoint detection, description extraction, matching and robust pose estimation. While our architecture follows the traditional pipeline for…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Antoine Fond , Luca Del Pero , Nikola Sivacki , Marco Paladini

Tracking-Any-Point (TAP) models aim to track any point through a video which is a crucial task in AR/XR and robotics applications. The recently introduced TAPNext approach proposes an end-to-end, recurrent transformer architecture to track…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Sebastian Jung , Artem Zholus , Martin Sundermeyer , Carl Doersch , Ross Goroshin , David Joseph Tan , Sarath Chandar , Rudolph Triebel , Federico Tombari

We present a neural network approach to transfer the motion from a single image of an articulated object to a rest-state (i.e., unarticulated) 3D model. Our network learns to predict the object's pose, part segmentation, and corresponding…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Jasmine Collins , Anqi Liang , Jitendra Malik , Hao Zhang , Frédéric Devernay

Open-vocabulary 6D object pose estimation empowers robots to manipulate arbitrary unseen objects guided solely by natural language. However, a critical limitation of existing approaches is their reliance on unconstrained global matching…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Yu Qin , Shimeng Fan , Fan Yang , Zixuan Xue , Zijie Mai , Wenrui Chen , Kailun Yang , Zhiyong Li

Creating 3D semantic reconstructions of environments is fundamental to many applications, especially when related to autonomous agent operation (e.g., goal-oriented navigation or object interaction and manipulation). Commonly, 3D semantic…

Robotics · Computer Science 2024-06-11 Jianhao Zheng , Daniel Barath , Marc Pollefeys , Iro Armeni

While image captioning provides isolated descriptions for individual images, and video captioning offers one single narrative for an entire video clip, our work explores an important middle ground: progress-aware video captioning at the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-27 Zihui Xue , Joungbin An , Xitong Yang , Kristen Grauman