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Estimation of 3D human pose from monocular image has gained considerable attention, as a key step to several human-centric applications. However, generalizability of human pose estimation models developed using supervision on large-scale…

计算机视觉与模式识别 · 计算机科学 2020-06-26 Jogendra Nath Kundu , Siddharth Seth , Rahul M , Mugalodi Rakesh , R. Venkatesh Babu , Anirban Chakraborty

Human pose estimation is a fundamental and challenging task in computer vision. Larger-scale and more accurate keypoint annotations, while helpful for improving the accuracy of supervised pose estimation, are often expensive and difficult…

计算机视觉与模式识别 · 计算机科学 2024-04-24 Kexin Meng , Ruirui Li , Daguang Jiang

Multi-person pose estimation is a challenging problem. Existing methods are mostly two-stage based--one stage for proposal generation and the other for allocating poses to corresponding persons. However, such two-stage methods generally…

计算机视觉与模式识别 · 计算机科学 2019-08-27 Xuecheng Nie , Jianfeng Zhang , Shuicheng Yan , Jiashi Feng

Hand pose estimation from 3D depth images, has been explored widely using various kinds of techniques in the field of computer vision. Though, deep learning based method improve the performance greatly recently, however, this problem still…

计算机视觉与模式识别 · 计算机科学 2020-01-24 Zhaohui Zhang , Shipeng Xie , Mingxiu Chen , Haichao Zhu

2D Key-point estimation is an important precursor to 3D pose estimation problems for human body and hands. In this work, we discuss the data, architecture, and training procedure necessary to deploy extremely efficient 2.5D hand pose…

计算机视觉与模式识别 · 计算机科学 2019-09-16 Prajwal Chidananda , Ayan Sinha , Adithya Rao , Douglas Lee , Andrew Rabinovich

Recently, human pose estimation mainly focuses on how to design a more effective and better deep network structure as human features extractor, and most designed feature extraction networks only introduce the position of each anatomical…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Zhangjian Ji , Zilong Wang , Ming Zhang , Yapeng Chen , Yuhua Qian

Surgical robots are usually controlled using a priori models based on the robots' geometric parameters, which are calibrated before the surgical procedure. One of the challenges in using robots in real surgical settings is that those…

机器人学 · 计算机科学 2022-06-03 Masakazu Yoshimura , Murilo Marques Marinho , Kanako Harada , Mamoru Mitsuishi

3D hand pose estimation has received a lot of attention for its wide range of applications and has made great progress owing to the development of deep learning. Existing approaches mainly consider different input modalities and settings,…

计算机视觉与模式识别 · 计算机科学 2020-01-01 Kuo-Wei Lee , Shih-Hung Liu , Hwann-Tzong Chen , Koichi Ito

Purpose: Accurate 3D hand pose estimation supports surgical applications such as skill assessment, robot-assisted interventions, and geometry-aware workflow analysis. However, surgical environments pose severe challenges, including intense…

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

We propose to learn a 3D pose estimator by distilling knowledge from Non-Rigid Structure from Motion (NRSfM). Our method uses solely 2D landmark annotations. No 3D data, multi-view/temporal footage, or object specific prior is required.…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Chaoyang Wang , Chen Kong , Simon Lucey

This work addresses a novel and challenging problem of estimating the full 3D hand shape and pose from a single RGB image. Most current methods in 3D hand analysis from monocular RGB images only focus on estimating the 3D locations of hand…

计算机视觉与模式识别 · 计算机科学 2019-04-23 Liuhao Ge , Zhou Ren , Yuncheng Li , Zehao Xue , Yingying Wang , Jianfei Cai , Junsong Yuan

In this paper, we strive to answer two questions: What is the current state of 3D hand pose estimation from depth images? And, what are the next challenges that need to be tackled? Following the successful Hands In the Million Challenge…

Human pose estimation is a very active research field, stimulated by its important applications in robotics, entertainment or health and sports sciences, among others. Advances in convolutional networks triggered noticeable improvements in…

计算机视觉与模式识别 · 计算机科学 2021-07-13 Yann Desmarais , Denis Mottet , Pierre Slangen , Philippe Montesinos

Precise 6D pose estimation of rigid objects from RGB images is a critical but challenging task in robotics, augmented reality and human-computer interaction. To address this problem, we propose DeepRM, a novel recurrent network architecture…

计算机视觉与模式识别 · 计算机科学 2023-06-21 Alexander Avery , Andreas Savakis

Learning and predicting the pose parameters of a 3D hand model given an image, such as locations of hand joints, is challenging due to large viewpoint changes and articulations, and severe self-occlusions exhibited particularly in…

计算机视觉与模式识别 · 计算机科学 2018-05-23 Qi Ye , Tae-Kyun Kim

We propose a novel framework for training neural networks which is capable of learning 3D information of non-rigid objects when only 2D annotations are available as ground truths. Recently, there have been some approaches that incorporate…

计算机视觉与模式识别 · 计算机科学 2020-07-22 Sungheon Park , Minsik Lee , Nojun Kwak

Current non-rigid structure from motion (NRSfM) algorithms are mainly limited with respect to: (i) the number of images, and (ii) the type of shape variability they can handle. This has hampered the practical utility of NRSfM for many…

计算机视觉与模式识别 · 计算机科学 2019-08-13 Chen Kong , Simon Lucey

We propose a method for hand pose estimation based on a deep regressor trained on two different kinds of input. Raw depth data is fused with an intermediate representation in the form of a segmentation of the hand into parts. This…

计算机视觉与模式识别 · 计算机科学 2017-09-18 Natalia Neverova , Christian Wolf , Florian Nebout , Graham Taylor

We propose a new self-supervised method for predicting 3D human body pose from a single image. The prediction network is trained from a dataset of unlabelled images depicting people in typical poses and a set of unpaired 2D poses. By…

计算机视觉与模式识别 · 计算机科学 2023-04-06 Jose Sosa , David Hogg