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Video based fall detection accuracy has been largely improved due to the recent progress on deep convolutional neural networks. However, there still exists some challenges, such as lighting variation, complex background, which degrade the…

Computer Vision and Pattern Recognition · Computer Science 2021-08-02 Ziwei Chen , Yiye Wang , Wankou Yang

Despite the recent success of single image-based 3D human pose and shape estimation methods, recovering temporally consistent and smooth 3D human motion from a video is still challenging. Several video-based methods have been proposed;…

Computer Vision and Pattern Recognition · Computer Science 2021-04-28 Hongsuk Choi , Gyeongsik Moon , Ju Yong Chang , Kyoung Mu Lee

We present an approach for 3D global human mesh recovery from monocular videos recorded with dynamic cameras. Our approach is robust to severe and long-term occlusions and tracks human bodies even when they go outside the camera's field of…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Ye Yuan , Umar Iqbal , Pavlo Molchanov , Kris Kitani , Jan Kautz

In this work, we propose a new solution to 3D human pose estimation in videos. Instead of directly regressing the 3D joint locations, we draw inspiration from the human skeleton anatomy and decompose the task into bone direction prediction…

Computer Vision and Pattern Recognition · Computer Science 2021-01-27 Tianlang Chen , Chen Fang , Xiaohui Shen , Yiheng Zhu , Zhili Chen , Jiebo Luo

Dynamic stereo matching is the task of estimating consistent disparities from stereo videos with dynamic objects. Recent learning-based methods prioritize optimal performance on a single stereo pair, resulting in temporal inconsistencies.…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Junpeng Jing , Ye Mao , Krystian Mikolajczyk

Human pose estimation - the process of recognizing a human's limb positions and orientations in a video - has many important applications including surveillance, diagnosis of movement disorders, and computer animation. While deep learning…

Computer Vision and Pattern Recognition · Computer Science 2019-02-11 Steven Schwarcz , Thomas Pollard

We consider the problem of estimating frame-level full human body meshes given a video of a person with natural motion dynamics. While much progress in this field has been in single image-based mesh estimation, there has been a recent…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Runze Li , Srikrishna Karanam , Ren Li , Terrence Chen , Bir Bhanu , Ziyan Wu

Human motion synthesis is an important problem with applications in graphics, gaming and simulation environments for robotics. Existing methods require accurate motion capture data for training, which is costly to obtain. Instead, we…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Kevin Xie , Tingwu Wang , Umar Iqbal , Yunrong Guo , Sanja Fidler , Florian Shkurti

We present a novel framework for the automatic discovery and recognition of motion primitives in videos of human activities. Given the 3D pose of a human in a video, human motion primitives are discovered by optimizing the `motion flux', a…

Robotics · Computer Science 2019-02-05 Marta Sanzari , Valsamis Ntouskos , Fiora Pirri

We present a bundle-adjustment-based algorithm for recovering accurate 3D human pose and meshes from monocular videos. Unlike previous algorithms which operate on single frames, we show that reconstructing a person over an entire sequence…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Anurag Arnab , Carl Doersch , Andrew Zisserman

The amount of audio-visual information has increased dramatically with the advent of High Speed Internet. Furthermore, technological advances in recent years in the field of information technology, have simplified the use of video data in…

Multimedia · Computer Science 2019-04-25 Mohamed Hamroun , Mohamed Salim Bouhlel

We introduce an approach for detecting and tracking detailed 3D poses of multiple people from a single monocular camera stream. Our system maintains temporally coherent predictions in crowded scenes filled with difficult poses and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Alejandro Newell , Peiyun Hu , Lahav Lipson , Stephan R. Richter , Vladlen Koltun

Recovering temporally consistent 3D human body pose, shape and motion from a monocular video is a challenging task due to (self-)occlusions, poor lighting conditions, complex articulated body poses, depth ambiguity, and limited availability…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Sushovan Chanda , Amogh Tiwari , Lokender Tiwari , Brojeshwar Bhowmick , Avinash Sharma , Hrishav Barua

Monocular dynamic reconstruction is a challenging and long-standing vision problem due to the highly ill-posed nature of the task. Existing approaches depend on templates, are effective only in quasi-static scenes, or fail to model 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-10-17 Qianqian Wang , Vickie Ye , Hang Gao , Weijia Zeng , Jake Austin , Zhengqi Li , Angjoo Kanazawa

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

Multi-person pose estimation and tracking serve as crucial steps for video understanding. Most state-of-the-art approaches rely on first estimating poses in each frame and only then implementing data association and refinement. Despite the…

Computer Vision and Pattern Recognition · Computer Science 2021-06-08 Yiding Yang , Zhou Ren , Haoxiang Li , Chunluan Zhou , Xinchao Wang , Gang Hua

3D human pose reconstruction from single-view camera is a difficult and challenging topic. Many approaches have been proposed, but almost focusing on frame-by-frame independently while inter-frames are highly correlated in a pose sequence.…

Computer Vision and Pattern Recognition · Computer Science 2019-01-11 X. T. Nguyen , T. D. Ngo , T. H. Le

This paper addresses the challenge of 3D full-body human pose estimation from a monocular image sequence. Here, two cases are considered: (i) the image locations of the human joints are provided and (ii) the image locations of joints are…

Computer Vision and Pattern Recognition · Computer Science 2016-04-29 Xiaowei Zhou , Menglong Zhu , Spyridon Leonardos , Kosta Derpanis , Kostas Daniilidis

In this paper, we present an approach for tracking people in monocular videos, by predicting their future 3D representations. To achieve this, we first lift people to 3D from a single frame in a robust way. This lifting includes information…

Computer Vision and Pattern Recognition · Computer Science 2021-12-09 Jathushan Rajasegaran , Georgios Pavlakos , Angjoo Kanazawa , Jitendra Malik

Human pose analysis has garnered significant attention within both the research community and practical applications, owing to its expanding array of uses, including gaming, video surveillance, sports performance analysis, and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-23 Lijuan Zhou , Xiang Meng , Zhihuan Liu , Mengqi Wu , Zhimin Gao , Pichao Wang