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We present HUP-3D, a 3D multi-view multi-modal synthetic dataset for hand-ultrasound (US) probe pose estimation in the context of obstetric ultrasound. Egocentric markerless 3D joint pose estimation has potential applications in mixed…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Manuel Birlo , Razvan Caramalau , Philip J. "Eddie" Edwards , Brian Dromey , Matthew J. Clarkson , Danail Stoyanov

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

Face alignment aims to estimate the locations of a set of landmarks for a given image. This problem has received much attention as evidenced by the recent advancement in both the methodology and performance. However, most of the existing…

Computer Vision and Pattern Recognition · Computer Science 2015-06-12 Amin Jourabloo , Xiaoming Liu

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…

Computer Vision and Pattern Recognition · Computer Science 2016-12-05 Markus Oberweger , Gernot Riegler , Paul Wohlhart , Vincent Lepetit

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

Object pose estimation has multiple important applications, such as robotic grasping and augmented reality. We present a new method to estimate the 6D pose of objects that improves upon the accuracy of current proposals and can still be…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Nuno Pereira , Luís A. Alexandre

The creation of unique control methods for a hand prosthesis is still a problem that has to be addressed. The best choice of a human-machine interface (HMI) that should be used to enable natural control is still a challenge. Surface…

Nowadays, autonomous mobile robots support people in many areas where human presence either redundant or too dangerous. They have successfully proven themselves in expeditions, gas industry, mines, warehouses, etc. However, even legged…

Robotics · Computer Science 2022-09-22 Elena Nazarova , Ildar Babataev , Nipun Weerakkodi , Aleksey Fedoseev , Dzmitry Tsetserukou

The most recent trend in estimating the 6D pose of rigid objects has been to train deep networks to either directly regress the pose from the image or to predict the 2D locations of 3D keypoints, from which the pose can be obtained using a…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Yinlin Hu , Joachim Hugonot , Pascal Fua , Mathieu Salzmann

This work proposes a novel learning framework for visual hand dynamics analysis that takes into account the physiological aspects of hand motion. The existing models, which are simplified joint-actuated systems, often produce unnatural…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Pengfei Xie , Wenqiang Xu , Tutian Tang , Zhenjun Yu , Cewu Lu

We propose HandOcc, a novel framework for hand rendering based upon occupancy. Popular rendering methods such as NeRF are often combined with parametric meshes to provide deformable hand models. However, in doing so, such approaches present…

Computer Vision and Pattern Recognition · Computer Science 2025-05-06 Maksym Ivashechkin , Oscar Mendez , Richard Bowden

Faithfully reconstructing 3D geometry and generating novel views of scenes are critical tasks in 3D computer vision. Despite the widespread use of image augmentations across computer vision applications, their potential remains…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Juan C. Pérez , Sara Rojas , Jesus Zarzar , Bernard Ghanem

Hand pose estimation from monocular depth images has been an important and challenging problem in the Computer Vision community. In this paper, we present a novel approach to estimate 3D hand joint locations from 2D depth images. Unlike…

Computer Vision and Pattern Recognition · Computer Science 2020-02-21 Rohan Lekhwani , Bhupendra Singh

This paper presents a novel personal identification and verification system using information extracted from the hand shape and texture. The system has two major constituent modules: a fully automatic and robust peg free segmentation and…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 F. Sohel , A. El-Sallam , M. Bennamoun

Learning a good 3D human pose representation is important for human pose related tasks, e.g. human 3D pose estimation and action recognition. Within all these problems, preserving the intrinsic pose information and adapting to view…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Qiang Nie , Ziwei Liu , Yunhui Liu

Human pose estimation from single images is a challenging problem that is typically solved by supervised learning. Unfortunately, labeled training data does not yet exist for many human activities since 3D annotation requires dedicated…

Computer Vision and Pattern Recognition · Computer Science 2021-12-15 Bastian Wandt , James J. Little , Helge Rhodin

Recent advancements in 3D human pose estimation from single-camera images and videos have relied on parametric models, like SMPL. However, these models oversimplify anatomical structures, limiting their accuracy in capturing true joint…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Farnoosh Koleini , Muhammad Usama Saleem , Pu Wang , Hongfei Xue , Ahmed Helmy , Abbey Fenwick

Conventional 3D human pose estimation relies on first detecting 2D body keypoints and then solving the 2D to 3D correspondence problem.Despite the promising results, this learning paradigm is highly dependent on the quality of the 2D…

Computer Vision and Pattern Recognition · Computer Science 2021-12-22 Jue Wang , Shaoli Huang , Xinchao Wang , Dacheng Tao

Recently, multi-resolution networks (such as Hourglass, CPN, HRNet, etc.) have achieved significant performance on pose estimation by combining feature maps of various resolutions. In this paper, we propose a Resolution-wise Attention…

Computer Vision and Pattern Recognition · Computer Science 2020-12-15 Kun Zhang , Peng He , Ping Yao , Ge Chen , Rui Wu , Min Du , Huimin Li , Li Fu , Tianyao Zheng

Head pose estimation and tracking is useful in variety of medical applications. With the advent of RGBD cameras like Kinect, it has become feasible to do markerless tracking by estimating the head pose directly from the point clouds. One…

Computer Vision and Pattern Recognition · Computer Science 2018-07-11 Omer Rajput , Nils Gessert , Martin Gromniak , Lars Matthäus , Alexander Schlaefer