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We propose a unified point cloud video self-supervised learning framework for object-centric and scene-centric data. Previous methods commonly conduct representation learning at the clip or frame level and cannot well capture fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Xiaoxiao Sheng , Zhiqiang Shen , Gang Xiao , Longguang Wang , Yulan Guo , Hehe Fan

While most current RGB-D-based category-level object pose estimation methods achieve strong performance, they face significant challenges in scenes lacking depth information. In this paper, we propose a novel category-level object pose…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Sheng Yu , Di-Hua Zhai , Yuanqing Xia

Category-level articulated object pose estimation focuses on the pose estimation of unknown articulated objects within known categories. Despite its significance, this task remains challenging due to the varying shapes and poses of objects,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Yuchen Che , Ryo Furukawa , Asako Kanezaki

We present 6-PACK, a deep learning approach to category-level 6D object pose tracking on RGB-D data. Our method tracks in real-time novel object instances of known object categories such as bowls, laptops, and mugs. 6-PACK learns to…

Computer Vision and Pattern Recognition · Computer Science 2019-10-25 Chen Wang , Roberto Martín-Martín , Danfei Xu , Jun Lv , Cewu Lu , Li Fei-Fei , Silvio Savarese , Yuke Zhu

Category-level 6D object pose estimation aims to estimate the rotation, translation and size of unseen instances within specific categories. In this area, dense correspondence-based methods have achieved leading performance. However, they…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Xiao Lin , Wenfei Yang , Yuan Gao , Tianzhu Zhang

We introduce HybridPose, a novel 6D object pose estimation approach. HybridPose utilizes a hybrid intermediate representation to express different geometric information in the input image, including keypoints, edge vectors, and symmetry…

Computer Vision and Pattern Recognition · Computer Science 2020-10-19 Chen Song , Jiaru Song , Qixing Huang

Object pose estimation enables a variety of tasks in computer vision and robotics, including scene understanding and robotic grasping. The complexity of a pose estimation task depends on the unknown variables related to the target object.…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Peter Hönig , Matthias Hirschmanner , Markus Vincze

Object pose estimation is frequently achieved by first segmenting an RGB image and then, given depth data, registering the corresponding point cloud segment against the object's 3D model. Despite the progress due to CNNs, semantic…

Computer Vision and Pattern Recognition · Computer Science 2018-05-17 Chaitanya Mitash , Abdeslam Boularias , Kostas Bekris

Humans are able to perform fast and accurate object pose estimation even under severe occlusion by exploiting learned object model priors from everyday life. However, most recently proposed pose estimation algorithms neglect to utilize the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-23 Peiyu Yu , Yongming Rao , Jiwen Lu , Jie Zhou

In the field of computer vision, 6D object detection and pose estimation are critical for applications such as robotics, augmented reality, and autonomous driving. Traditional methods often struggle with achieving high accuracy in both…

Computer Vision and Pattern Recognition · Computer Science 2025-02-07 Yuhui Jin , Yaqiong Zhang , Zheyuan Xu , Wenqing Zhang , Jingyu Xu

Category-level object pose estimation requires both global context and local structure to ensure robustness against intra-class variations. However, 3D graph convolution (3D-GC) methods only focus on local geometry and depth information,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Eunho Lee , Chaehyeon Song , Seunghoon Jeong , Ayoung Kim

Category-level object pose estimation, aiming to predict the 6D pose and 3D size of objects from known categories, typically struggles with large intra-class shape variation. Existing works utilizing mean shapes often fall short of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-25 Yamei Chen , Yan Di , Guangyao Zhai , Fabian Manhardt , Chenyangguang Zhang , Ruida Zhang , Federico Tombari , Nassir Navab , Benjamin Busam

A key challenge in model-free category-level pose estimation is the extraction of contextual object features that generalize across varying instances within a specific category. Recent approaches leverage foundational features to capture…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Weihang Li , Hongli Xu , Junwen Huang , Hyunjun Jung , Peter KT Yu , Nassir Navab , Benjamin Busam

Existing object pose estimation datasets are related to generic object types and there is so far no dataset for fine-grained object categories. In this work, we introduce a new large dataset to benchmark pose estimation for fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2018-11-09 Yaming Wang , Xiao Tan , Yi Yang , Xiao Liu , Errui Ding , Feng Zhou , Larry S. Davis

Most learning-based approaches to category-level 6D pose estimation are design around normalized object coordinate space (NOCS). While being successful, NOCS-based methods become inaccurate and less robust when handling objects of a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Boyan Wan , Yifei Shi , Kai Xu

Accurate 6D object pose estimation is fundamental to robotic manipulation and grasping. Previous methods follow a local optimization approach which minimizes the distance between closest point pairs to handle the rotation ambiguity of…

Computer Vision and Pattern Recognition · Computer Science 2020-03-10 Meng Tian , Liang Pan , Marcelo H Ang , Gim Hee Lee

Category-level 6D object pose and size estimation is to predict full pose configurations of rotation, translation, and size for object instances observed in single, arbitrary views of cluttered scenes. In this paper, we propose a new method…

Computer Vision and Pattern Recognition · Computer Science 2021-08-17 Jiehong Lin , Zewei Wei , Zhihao Li , Songcen Xu , Kui Jia , Yuanqing Li

Recently Transformer-based models have advanced point cloud understanding by leveraging self-attention mechanisms, however, these methods often overlook latent information in less prominent regions, leading to increased sensitivity to…

Computer Vision and Pattern Recognition · Computer Science 2024-11-25 Yi Wang , Jiaze Wang , Ziyu Guo , Renrui Zhang , Donghao Zhou , Guangyong Chen , Anfeng Liu , Pheng-Ann Heng

Object pose estimation plays a vital role in embodied AI and computer vision, enabling intelligent agents to comprehend and interact with their surroundings. Despite the practicality of category-level pose estimation, current approaches…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Jiyao Zhang , Mingdong Wu , Hao Dong

We introduce a novel framework for representation learning in head pose estimation (HPE). Previously such a scheme was difficult due to head pose data sparsity, making triplet sampling infeasible. Recent progress in 3D generative…

Computer Vision and Pattern Recognition · Computer Science 2024-12-04 Ting-Ruen Wei , Haowei Liu , Huei-Chung Hu , Xuyang Wu , Yi Fang , Hsin-Tai Wu