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Existing 3D human pose estimation methods often suffer in performance, when applied to cross-scenario inference, due to domain shifts in characteristics such as camera viewpoint, position, posture, and body size. Among these factors, camera…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Jingjing Liu , Zhiyong Wang , Xinyu Fan , Amirhossein Dadashzadeh , Honghai Liu , Majid Mirmehdi

In this work we propose an approach for estimating 3D human poses of multiple people from a set of calibrated cameras. Estimating 3D human poses from multiple views has several compelling properties: human poses are estimated within a…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Julian Tanke , Juergen Gall

It is now possible to estimate 3D human pose from monocular images with off-the-shelf 3D pose estimators. However, many practical applications require fine-grained absolute pose information for which multi-view cues and camera calibration…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 James Tang , Shashwat Suri , Daniel Ajisafe , Bastian Wandt , Helge Rhodin

We present a new self-supervised approach, SelfPose3d, for estimating 3d poses of multiple persons from multiple camera views. Unlike current state-of-the-art fully-supervised methods, our approach does not require any 2d or 3d ground-truth…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Vinkle Srivastav , Keqi Chen , Nicolas Padoy

Robust and accurate camera calibration is essential for 3D reconstruction in light microscopy under circular motion. Conventional methods require either accurate key point matching or precise segmentation of the axial-view images. Both…

Computer Vision and Pattern Recognition · Computer Science 2019-10-31 Yuanhao Guo , Fons J. Verbeek , Ge Yang

This paper addresses the challenge of probabilistic parameter estimation given measurement uncertainty in real-time. We provide a general formulation and apply this to pose estimation for an autonomous visual landing system. We present…

Human pose estimation has been widely applied in various industries. While recent decades have witnessed the introduction of many advanced two-dimensional (2D) human pose estimation solutions, three-dimensional (3D) human pose estimation is…

Computer Vision and Pattern Recognition · Computer Science 2022-12-23 Zichen Gui , Jungang Luo

We present a self-supervised learning algorithm for 3D human pose estimation of a single person based on a multiple-view camera system and 2D body pose estimates for each view. To train our model, represented by a deep neural network, we…

Computer Vision and Pattern Recognition · Computer Science 2021-08-18 Arij Bouazizi , Julian Wiederer , Ulrich Kressel , Vasileios Belagiannis

We present an approach to estimate 3D poses of multiple people from multiple camera views. In contrast to the previous efforts which require to establish cross-view correspondence based on noisy and incomplete 2D pose estimations, we…

Computer Vision and Pattern Recognition · Computer Science 2020-08-25 Hanyue Tu , Chunyu Wang , Wenjun Zeng

In this paper we contribute a simple yet effective approach for estimating 3D poses of multiple people from multi-view images. Our proposed coarse-to-fine pipeline first aggregates noisy 2D observations from multiple camera views into 3D…

Computer Vision and Pattern Recognition · Computer Science 2021-10-07 Zijian Dong , Jie Song , Xu Chen , Chen Guo , Otmar Hilliges

3D human pose estimation from a monocular image or 2D joints is an ill-posed problem because of depth ambiguity and occluded joints. We argue that 3D human pose estimation from a monocular input is an inverse problem where multiple feasible…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Chen Li , Gim Hee Lee

Although monocular 3D human pose estimation methods have made significant progress, it is far from being solved due to the inherent depth ambiguity. Instead, exploiting multi-view information is a practical way to achieve absolute 3D human…

Computer Vision and Pattern Recognition · Computer Science 2022-05-18 Guoliang Hua , Hong Liu , Wenhao Li , Qian Zhang , Runwei Ding , Xin Xu

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…

Computer Vision and Pattern Recognition · Computer Science 2019-02-19 Márton Véges , Viktor Varga , András Lőrincz

We propose a method of estimating a 3D human pose from a single view without 3D supervision. The key to our method is to leverage the 2D diffusion priors of motion diffusion models (MDMs) pre-trained on large 2D human pose datasets.…

Computer Vision and Pattern Recognition · Computer Science 2026-05-18 Ryohei Goto , Takuya Fujihashi , Shunsuke Saruwatari , Fumio Okura

Human pose estimation is a key step to action recognition. We propose a method of estimating 3D human poses from a single image, which works in conjunction with an existing 2D pose/joint detector. 3D pose estimation is challenging because…

Computer Vision and Pattern Recognition · Computer Science 2014-06-10 Chunyu Wang , Yizhou Wang , Zhouchen Lin , Alan L. Yuille , Wen Gao

Single camera 3D pose estimation is an ill-defined problem due to inherent ambiguities from depth, occlusion or keypoint noise. Multi-hypothesis pose estimation accounts for this uncertainty by providing multiple 3D poses consistent with…

Computer Vision and Pattern Recognition · Computer Science 2024-09-30 Paweł A. Pierzchlewicz , Caio O. da Silva , R. James Cotton , Fabian H. Sinz

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…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Ben Usman , Andrea Tagliasacchi , Kate Saenko , Avneesh Sud

In this paper, we address the problem of estimating a 3D human pose from a single image, which is important but difficult to solve due to many reasons, such as self-occlusions, wild appearance changes, and inherent ambiguities of 3D…

Computer Vision and Pattern Recognition · Computer Science 2019-10-08 Geonho Cha , Minsik Lee , Jungchan Cho , Songhwai Oh

Multiple cameras can provide comprehensive multi-view video coverage of a person. Fusing this multi-view data is crucial for tasks like behavioral analysis, although it traditionally requires camera calibration, a process that is often…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Yitao Zhu , Sheng Wang , Mengjie Xu , Zixu Zhuang , Zhixin Wang , Kaidong Wang , Han Zhang , Qian Wang

We propose a unified formulation for the problem of 3D human pose estimation from a single raw RGB image that reasons jointly about 2D joint estimation and 3D pose reconstruction to improve both tasks. We take an integrated approach that…

Computer Vision and Pattern Recognition · Computer Science 2017-11-27 Denis Tome , Chris Russell , Lourdes Agapito