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In monocular 3D human pose estimation a common setup is to first detect 2D positions and then lift the detection into 3D coordinates. Many algorithms suffer from overfitting to camera positions in the training set. We propose a siamese…

计算机视觉与模式识别 · 计算机科学 2019-02-19 Márton Véges , Viktor Varga , András Lőrincz

Estimating three-dimensional human poses from the positions of two-dimensional joints has shown promising results.However, using two-dimensional joint coordinates as input loses more information than image-based approaches and results in…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Shu Chen , Lei Zhang , Beiji Zou

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

This paper addresses the problem of 3D human pose estimation from a single image. We follow a standard two-step pipeline by first detecting the 2D position of the $N$ body joints, and then using these observations to infer 3D pose. For the…

计算机视觉与模式识别 · 计算机科学 2016-11-29 Francesc Moreno-Noguer

In this paper, we propose a self-supervised learningmethod for multi-object pose estimation. 3D object under-standing from 2D image is a challenging task that infers ad-ditional dimension from reduced-dimensional information.In particular,…

计算机视觉与模式识别 · 计算机科学 2021-04-16 Hyeonwoo Yu , Jean Oh

Monocular 3D human pose estimation technologies have the potential to greatly increase the availability of human movement data. The best-performing models for single-image 2D-3D lifting use graph convolutional networks (GCNs) that typically…

计算机视觉与模式识别 · 计算机科学 2022-08-09 Sebastian Lutz , Richard Blythman , Koustav Ghosal , Matthew Moynihan , Ciaran Simms , Aljosa Smolic

In the era of deep learning, human pose estimation from multiple cameras with unknown calibration has received little attention to date. We show how to train a neural model to perform this task with high precision and minimal latency…

计算机视觉与模式识别 · 计算机科学 2021-11-29 Ben Usman , Andrea Tagliasacchi , Kate Saenko , Avneesh Sud

For human pose estimation in still images, this paper proposes three semi- and weakly-supervised learning schemes. While recent advances of convolutional neural networks improve human pose estimation using supervised training data, our…

计算机视觉与模式识别 · 计算机科学 2019-06-05 Norimichi Ukita , Yusuke Uematsu

3D human shape and pose estimation from monocular images has been an active area of research in computer vision, having a substantial impact on the development of new applications, from activity recognition to creating virtual avatars.…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Xiangyu Xu , Hao Chen , Francesc Moreno-Noguer , Laszlo A. Jeni , Fernando De la Torre

In this work we address the challenging problem of 3D human pose estimation from single images. Recent approaches learn deep neural networks to regress 3D pose directly from images. One major challenge for such methods, however, is the…

计算机视觉与模式识别 · 计算机科学 2017-09-07 Umar Iqbal , Andreas Doering , Hashim Yasin , Björn Krüger , Andreas Weber , Juergen Gall

Recognition of human poses and actions is crucial for autonomous systems to interact smoothly with people. However, cameras generally capture human poses in 2D as images and videos, which can have significant appearance variations across…

计算机视觉与模式识别 · 计算机科学 2021-11-19 Ting Liu , Jennifer J. Sun , Long Zhao , Jiaping Zhao , Liangzhe Yuan , Yuxiao Wang , Liang-Chieh Chen , Florian Schroff , Hartwig Adam

Training accurate 3D human pose estimators requires large amount of 3D ground-truth data which is costly to collect. Various weakly or self supervised pose estimation methods have been proposed due to lack of 3D data. Nevertheless, these…

计算机视觉与模式识别 · 计算机科学 2019-04-10 Muhammed Kocabas , Salih Karagoz , Emre Akbas

Model-based human pose estimation is currently approached through two different paradigms. Optimization-based methods fit a parametric body model to 2D observations in an iterative manner, leading to accurate image-model alignments, but are…

计算机视觉与模式识别 · 计算机科学 2019-09-30 Nikos Kolotouros , Georgios Pavlakos , Michael J. Black , Kostas Daniilidis

We propose an approach to estimate 3D human pose in real world units from a single RGBD image and show that it exceeds performance of monocular 3D pose estimation approaches from color as well as pose estimation exclusively from depth. Our…

计算机视觉与模式识别 · 计算机科学 2018-03-14 Christian Zimmermann , Tim Welschehold , Christian Dornhege , Wolfram Burgard , Thomas Brox

3D human pose estimation has wide applications in fields such as intelligent surveillance, motion capture, and virtual reality. However, in real-world scenarios, issues such as occlusion, noise interference, and missing viewpoints can…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Jianbin Jiao , Xina Cheng , Kailun Yang , Xiangrong Zhang , Licheng Jiao

In this paper we propose a technique for obtaining coarse pose estimation of humans in an image that does not require any manual supervision. While a general unsupervised technique would fail to estimate human pose, we suggest that…

计算机视觉与模式识别 · 计算机科学 2017-04-14 Prabuddha Chakraborty , Vinay P. Namboodiri

In this paper, we propose a pose grammar to tackle the problem of 3D human pose estimation. Our model directly takes 2D pose as input and learns a generalized 2D-3D mapping function. The proposed model consists of a base network which…

计算机视觉与模式识别 · 计算机科学 2018-01-08 Haoshu Fang , Yuanlu Xu , Wenguan Wang , Xiaobai Liu , Song-Chun Zhu

A key challenge in the task of human pose and shape estimation is occlusion, including self-occlusions, object-human occlusions, and inter-person occlusions. The lack of diverse and accurate pose and shape training data becomes a major…

计算机视觉与模式识别 · 计算机科学 2022-03-02 Kaibing Yang , Renshu Gu , Maoyu Wang , Masahiro Toyoura , Gang Xu

Current approaches in 3D human pose estimation primarily focus on regressing 3D joint locations, often neglecting critical physical constraints such as bone length consistency and body symmetry. This work introduces a recurrent neural…

计算机视觉与模式识别 · 计算机科学 2024-10-30 Chih-Hsiang Hsu , Jyh-Shing Roger Jang

Occlusions remain one of the key challenges in 3D body pose estimation from single-camera video sequences. Temporal consistency has been extensively used to mitigate their impact but the existing algorithms in the literature do not…

计算机视觉与模式识别 · 计算机科学 2024-02-20 Soumava Kumar Roy , Ilia Badanin , Sina Honari , Pascal Fua