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In this paper, we address the problem of estimating a 3D human pose from a single image, which is important but difficult to solve due to many reasons, such as self-occlusions, wild appearance changes, and inherent ambiguities of 3D…

Computer Vision and Pattern Recognition · Computer Science 2019-10-08 Geonho Cha , Minsik Lee , Jungchan Cho , Songhwai Oh

While pose estimation is an important computer vision task, it requires expensive annotation and suffers from domain shift. In this paper, we investigate the problem of domain adaptive 2D pose estimation that transfers knowledge learned on…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Donghyun Kim , Kaihong Wang , Kate Saenko , Margrit Betke , Stan Sclaroff

Medical Image Segmentation (MIS) plays a crucial role in medical therapy planning and robot navigation. Prototype learning methods in MIS focus on generating segmentation masks through pixel-to-prototype comparison. However, current…

Methodology · Statistics 2025-07-11 Guoyan Liang , Qin Zhou , Jingyuan Chen , Zhe Wang , Chang Yao

Accurate localization is essential for autonomous driving, but GNSS-based methods struggle in challenging environments such as urban canyons. Cross-view pose optimization offers an effective solution by directly estimating vehicle pose…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Wooju Lee , Juhye Park , Dasol Hong , Changki Sung , Youngwoo Seo , Dongwan Kang , Hyun Myung

In multi-view 3D human pose estimation, models typically rely on images captured simultaneously from different camera views to predict a pose at a specific moment. While providing accurate spatial information, this traditional approach…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Ling Li , Changjie Chen , Yuyan Wang , Jiaqing Lyu , Kenglun Chang , Yiyun Chen , Zhidong Deng

Driven by recent computer vision and robotic applications, recovering 3D human poses has become increasingly important and attracted growing interests. In fact, completing this task is quite challenging due to the diverse appearances,…

Computer Vision and Pattern Recognition · Computer Science 2019-01-16 Keze Wang , Liang Lin , Chenhan Jiang , Chen Qian , Pengxu Wei

This paper addresses the problem of 2D pose representation during unsupervised 2D to 3D pose lifting to improve the accuracy, stability and generalisability of 3D human pose estimation (HPE) models. All unsupervised 2D-3D HPE approaches…

Computer Vision and Pattern Recognition · Computer Science 2022-09-02 Peter Hardy , Srinandan Dasmahapatra , Hansung Kim

3D human pose estimation in multi-view operating room (OR) videos is a relevant asset for person tracking and action recognition. However, the surgical environment makes it challenging to find poses due to sterile clothing, frequent…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Beerend G. A. Gerats , Jelmer M. Wolterink , Ivo A. M. J. Broeders

Stereo optical measurement techniques, such as digital image correlation (DIC), are widely used in 3D deformation measurement as non-contact, full-field measurement methods, in which stereo calibration is a crucial step. However, current…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Dongcai Tan , Shunkun Liang , Bin Li , Banglei Guan , Ang Su , Yuan Lin , Dapeng Zhang , Minggang Wan , Zibin Liu , Chenglong Wang , Jiajian Zhu , Zhang Li , Yang Shang , Qifeng Yu

We present Self-Organizing Visual Prototypes (SOP), a new training technique for unsupervised visual feature learning. Unlike existing prototypical self-supervised learning (SSL) methods that rely on a single prototype to encode all…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Thalles Silva , Helio Pedrini , Adín Ramírez Rivera

Directly regressing all 6 degrees-of-freedom (6DoF) for the object pose (e.g. the 3D rotation and translation) in a cluttered environment from a single RGB image is a challenging problem. While end-to-end methods have recently demonstrated…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Yan Di , Fabian Manhardt , Gu Wang , Xiangyang Ji , Nassir Navab , Federico Tombari

3D Gaussian Splatting (3DGS) has recently emerged as a powerful scene representation and is increasingly used for visual localization and pose refinement. However, despite its high-quality differentiable rendering, the robustness of…

Computer Vision and Pattern Recognition · Computer Science 2026-03-18 Mangyu Kong , Jaewon Lee , Seongwon Lee , Euntai Kim

Pose estimation in the wild is a challenging problem, particularly in situations of (i) occlusions of varying degrees and (ii) crowded outdoor scenes. Most of the existing studies of pose estimation did not report the performance in similar…

Computer Vision and Pattern Recognition · Computer Science 2020-02-18 Sudip Das , Perla Sai Raj Kishore , Ujjwal Bhattacharya

This study presents significant enhancements in human pose estimation using the MediaPipe framework. The research focuses on improving accuracy, computational efficiency, and real-time processing capabilities by comprehensively optimising…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Sandeep Singh Sengar , Abhishek Kumar , Owen Singh

Recently, there has been an arms race of pose forecasting methods aimed at solving the spatio-temporal task of predicting a sequence of future 3D poses of a person given a sequence of past observed ones. However, the lack of unified…

We propose a bootstrapping framework to enhance human optical flow and pose. We show that, for videos involving humans in scenes, we can improve both the optical flow and the pose estimation quality of humans by considering the two tasks at…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Aritro Roy Arko , James J. Little , Kwang Moo Yi

Human pose estimation is a major computer vision problem with applications ranging from augmented reality and video capture to surveillance and movement tracking. In the medical context, the latter may be an important biomarker for…

Computer Vision and Pattern Recognition · Computer Science 2021-05-11 Luca Schmidtke , Athanasios Vlontzos , Simon Ellershaw , Anna Lukens , Tomoki Arichi , Bernhard Kainz

Manual assembly workers face increasing complexity in their work. Human-centered assistance systems could help, but object recognition as an enabling technology hinders sophisticated human-centered design of these systems. At the same time,…

Computer Vision and Pattern Recognition · Computer Science 2024-02-15 Christian Jauch , Timo Leitritz , Marco F. Huber

This paper introduces key machine learning operations that allow the realization of robust, joint 6D pose estimation of multiple instances of objects either densely packed or in unstructured piles from RGB-D data. The first objective is to…

Robotics · Computer Science 2019-10-14 Chaitanya Mitash , Bowen Wen , Kostas Bekris , Abdeslam Boularias

The accurate estimation of six degrees-of-freedom (6DoF) object poses is essential for many applications in robotics and augmented reality. However, existing methods for 6DoF pose estimation often depend on CAD templates or dense support…

Computer Vision and Pattern Recognition · Computer Science 2023-06-14 Panwang Pan , Zhiwen Fan , Brandon Y. Feng , Peihao Wang , Chenxin Li , Zhangyang Wang