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Related papers: A Spatial-temporal 3D Human Pose Reconstruction Fr…

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3D human pose estimation is frequently seen as the task of estimating 3D poses relative to the root body joint. Alternatively, we propose a 3D human pose estimation method in camera coordinates, which allows effective combination of 2D…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Diogo C Luvizon , Hedi Tabia , David Picard

Greedy algorithms for feature selection are widely used for recovering sparse high-dimensional vectors in linear models. In classical procedures, the main emphasis was put on the sample complexity, with little or no consideration of the…

Machine Learning · Statistics 2021-02-11 El Mehdi Saad , Gilles Blanchard , Sylvain Arlot

This paper introduces an approach for multi-human 3D pose estimation and tracking based on calibrated multi-view. The main challenge lies in finding the cross-view and temporal correspondences correctly even when several human pose…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Hau Chu , Jia-Hong Lee , Yao-Chih Lee , Ching-Hsien Hsu , Jia-Da Li , Chu-Song Chen

3D human pose estimation from a single image is still a challenging problem despite the large amount of work that has been performed in this field. Generally, most methods directly use neural networks and ignore certain constraints (e.g.,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-06 Yicheng Deng , Cheng Sun , Yongqi Sun , Jiahui Zhu

Although there is a significant development in 3D Multi-view Multi-person Tracking (3D MM-Tracking), current 3D MM-Tracking frameworks are designed separately for footprint and pose tracking. Specifically, frameworks designed for footprint…

Computer Vision and Pattern Recognition · Computer Science 2023-02-09 Fan Yang , Shigeyuki Odashima , Sosuke Yamao , Hiroaki Fujimoto , Shoichi Masui , Shan Jiang

Existing volumetric methods for predicting 3D human pose estimation are accurate, but computationally expensive and optimized for single time-step prediction. We present TEMPO, an efficient multi-view pose estimation model that learns a…

Computer Vision and Pattern Recognition · Computer Science 2023-09-15 Rohan Choudhury , Kris Kitani , Laszlo A. Jeni

3D pose estimation from sparse multi-views is a critical task for numerous applications, including action recognition, sports analysis, and human-robot interaction. Optimization-based methods typically follow a two-stage pipeline, first…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Tony Danjun Wang , Tolga Birdal , Nassir Navab , Lennart Bastian

Until recently Intelligence, Surveillance, and Reconnaissance (ISR) focused on acquiring behavioral information of the targets and their activities. Continuous evolution of intelligence being gathered of the human centric activities has put…

Computer Vision and Pattern Recognition · Computer Science 2014-10-07 Atul Kanaujia

This paper studies the complex task of simultaneous multi-object 3D reconstruction, 6D pose and size estimation from a single-view RGB-D observation. In contrast to instance-level pose estimation, we focus on a more challenging problem…

Computer Vision and Pattern Recognition · Computer Science 2022-03-04 Muhammad Zubair Irshad , Thomas Kollar , Michael Laskey , Kevin Stone , Zsolt Kira

Capturing a 3D human body is one of the important tasks in computer vision with a wide range of applications such as virtual reality and sports analysis. However, conventional frame cameras are limited by their temporal resolution and…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Kai Kohyama , Shintaro Shiba , Yoshimitsu Aoki

Monocular 3D human pose estimation remains a challenging task due to inherent depth ambiguities and occlusions. Compared to traditional methods based on Transformers or Convolutional Neural Networks (CNNs), recent diffusion-based approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Haoxin Yang , Weihong Chen , Xuemiao Xu , Cheng Xu , Peng Xiao , Cuifeng Sun , Shaoyu Huang , Shengfeng He

It is an exciting task to recover the scene's 3d-structure and camera pose from the video sequence. Most of the current solutions divide it into two parts, monocular depth recovery and camera pose estimation. The monocular depth recovery is…

Computer Vision and Pattern Recognition · Computer Science 2018-05-24 YanTong Wu , Yang Liu

Inferring 3D human pose from 2D images is a challenging and long-standing problem in the field of computer vision with many applications including motion capture, virtual reality, surveillance or gait analysis for sports and medicine. We…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Luca Schmidtke , Benjamin Hou , Athanasios Vlontzos , Bernhard Kainz

We propose a CNN-based approach for multi-camera markerless motion capture of the human body. Unlike existing methods that first perform pose estimation on individual cameras and generate 3D models as post-processing, our approach makes use…

Computer Vision and Pattern Recognition · Computer Science 2018-08-07 Denis Tome , Matteo Toso , Lourdes Agapito , Chris Russell

We propose a viewpoint invariant model for 3D human pose estimation from a single depth image. To achieve this, our discriminative model embeds local regions into a learned viewpoint invariant feature space. Formulated as a multi-task…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Albert Haque , Boya Peng , Zelun Luo , Alexandre Alahi , Serena Yeung , Li Fei-Fei

The effectiveness of the approaches to predict 3D poses from 2D poses estimated in each frame of a video has been demonstrated for 3D human pose estimation. However, 2D poses without appearance information of persons have much ambiguity…

Computer Vision and Pattern Recognition · Computer Science 2020-11-05 Naoki Kato , Hiroto Honda , Yusuke Uchida

Bundle adjustment jointly optimizes camera intrinsics and extrinsics and 3D point triangulation to reconstruct a static scene. The triangulation constraint, however, is invalid for moving points captured in multiple unsynchronized videos…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Minh Vo , Yaser Sheikh , Srinivasa G. Narasimhan

Human pose estimation in images and videos is one of key technologies for realizing a variety of human activity recognition tasks (e.g., human-computer interaction, gesture recognition, surveillance, and video summarization). This paper…

Computer Vision and Pattern Recognition · Computer Science 2019-01-29 Norimichi Ukita

In this paper we present a novel method to estimate 3D human pose and shape from monocular videos. This task requires directly recovering pixel-alignment 3D human pose and body shape from monocular images or videos, which is challenging due…

Computer Vision and Pattern Recognition · Computer Science 2023-03-02 Sen Yang , Wen Heng , Gang Liu , Guozhong Luo , Wankou Yang , Gang Yu

In this paper we present a new approach for marker less human motion capture from conventional camera feeds. The aim of our study is to recover 3D positions of key points of the body that can serve for gait analysis. Our approach is based…

Artificial Intelligence · Computer Science 2007-05-23 Jamal Saboune , François Charpillet