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Egocentric 3D human pose estimation using a single fisheye camera has become popular recently as it allows capturing a wide range of daily activities in unconstrained environments, which is difficult for traditional outside-in motion…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Jian Wang , Lingjie Liu , Weipeng Xu , Kripasindhu Sarkar , Christian Theobalt

As a fundamental and challenging problem in computer vision, hand pose estimation aims to estimate the hand joint locations from depth images. Typically, the problem is modeled as learning a mapping function from images to hand joint…

计算机视觉与模式识别 · 计算机科学 2019-09-06 Yiming Wu , Wei Ji , Xi Li , Gang Wang , Jianwei Yin , Fei Wu

Designing egocentric 3D hand pose estimation systems that can perform reliably in complex, real-world scenarios is crucial for downstream applications. Previous approaches using RGB or NIR imagery struggle in challenging conditions: RGB…

计算机视觉与模式识别 · 计算机科学 2025-02-28 Fangqiang Ding , Yunzhou Zhu , Xiangyu Wen , Gaowen Liu , Chris Xiaoxuan Lu

The emergence of RGB-D sensors offered new possibilities for addressing complex artificial vision problems efficiently. Human posture recognition is among these computer vision problems, with a wide range of applications such as ambient…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Mohamed El Amine Elforaici , Ismail Chaaraoui , Wassim Bouachir , Youssef Ouakrim , Neila Mezghani

We present a solution to egocentric 3D body pose estimation from monocular images captured from downward looking fish-eye cameras installed on the rim of a head mounted VR device. This unusual viewpoint leads to images with unique visual…

计算机视觉与模式识别 · 计算机科学 2020-11-04 Denis Tome , Thiemo Alldieck , Patrick Peluse , Gerard Pons-Moll , Lourdes Agapito , Hernan Badino , Fernando De la Torre

This paper addresses the problem of 3D hand pose estimation from a monocular RGB image. While previous methods have shown great success, the structure of hands has not been fully exploited, which is critical in pose estimation. To this end,…

计算机视觉与模式识别 · 计算机科学 2021-06-04 Yiming He , Wei Hu

While many recent hand pose estimation methods critically rely on a training set of labelled frames, the creation of such a dataset is a challenging task that has been overlooked so far. As a result, existing datasets are limited to a few…

计算机视觉与模式识别 · 计算机科学 2016-12-05 Markus Oberweger , Gernot Riegler , Paul Wohlhart , Vincent Lepetit

We propose a new spatio-temporal attention based mechanism for human action recognition able to automatically attend to the hands most involved into the studied action and detect the most discriminative moments in an action. Attention is…

计算机视觉与模式识别 · 计算机科学 2017-12-22 Fabien Baradel , Christian Wolf , Julien Mille

Real-time marker-less hand tracking is of increasing importance in human-computer interaction. Robust and accurate tracking of arbitrary hand motion is a challenging problem due to the many degrees of freedom, frequent self-occlusions, fast…

计算机视觉与模式识别 · 计算机科学 2016-02-12 Srinath Sridhar , Helge Rhodin , Hans-Peter Seidel , Antti Oulasvirta , Christian Theobalt

Estimating camera wearer's body pose from an egocentric view (egopose) is a vital task in augmented and virtual reality. Existing approaches either use a narrow field of view front facing camera that barely captures the wearer, or an…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Hao Jiang , Vamsi Krishna Ithapu

Head-mounted device-based human-computer interaction often requires egocentric recognition of hand gestures and fingertips detection. In this paper, a unified approach of egocentric hand gesture recognition and fingertip detection is…

计算机视觉与模式识别 · 计算机科学 2021-07-23 Mohammad Mahmudul Alam , Mohammad Tariqul Islam , S. M. Mahbubur Rahman

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…

计算机视觉与模式识别 · 计算机科学 2019-11-12 Mia Kokic , Danica Kragic , Jeannette Bohg

3D hand pose estimation from images has seen considerable interest from the literature, with new methods improving overall 3D accuracy. One current challenge is to address hand-to-hand interaction where self-occlusions and finger…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Maksym Ivashechkin , Oscar Mendez , Richard Bowden

In this work we address the problem of indoor scene understanding from RGB-D images. Specifically, we propose to find instances of common furniture classes, their spatial extent, and their pose with respect to generalized class models. To…

计算机视觉与模式识别 · 计算机科学 2015-08-05 Jeremie Papon , Markus Schoeler

Autonomous suturing has been a long-sought-after goal for surgical robotics. Outside of staged environments, accurate localization of suture needles is a critical foundation for automating various suture needle manipulation tasks in the…

机器人学 · 计算机科学 2022-10-24 Zih-Yun Chiu , Florian Richter , Michael C. Yip

Human Pose Estimation (HPE) involves detecting and localizing keypoints on the human body from visual data. In 3D HPE, occlusions, where parts of the body are not visible in the image, pose a significant challenge for accurate pose…

计算机视觉与模式识别 · 计算机科学 2026-02-11 Filipa Lino , Carlos Santiago , Manuel Marques

Hand tracking holds great promise for intuitive interaction paradigms, but frame-based methods often struggle to meet the requirements of accuracy, low latency, and energy efficiency, especially in resource-constrained settings such as…

计算机视觉与模式识别 · 计算机科学 2025-09-18 Zhen Xu , Guorui Lu , Chang Gao , Qinyu Chen

Estimating 3D hand meshes from single RGB images is challenging, due to intrinsic 2D-3D mapping ambiguities and limited training data. We adopt a compact parametric 3D hand model that represents deformable and articulated hand meshes. To…

计算机视觉与模式识别 · 计算机科学 2019-04-10 Seungryul Baek , Kwang In Kim , Tae-Kyun Kim

Reconstructing 3D hand mesh is challenging but an important task for human-computer interaction and AR/VR applications. In particular, RGB and/or depth cameras have been widely used in this task. However, methods using these conventional…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Ryosei Hara , Wataru Ikeda , Masashi Hatano , Mariko Isogawa

The extraction of keypoint positions from input hand frames, known as 3D hand pose estimation, is crucial for various human-computer interaction applications. However, current approaches often struggle with the dynamic nature of…

计算机视觉与模式识别 · 计算机科学 2024-07-31 Wencan Cheng , Eunji Kim , Jong Hwan Ko