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Related papers: Generalizable Multi-Camera 3D Pedestrian Detection

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The challenge of markerless human motion tracking is the high dimensionality of the search space. Thus, efficient exploration in the search space is of great significance. In this paper, a motion capturing algorithm is proposed for upper…

Computer Vision and Pattern Recognition · Computer Science 2020-02-25 Ziyuan Liu , Dongheui Lee , Wolfgang Sepp

3D object detection is an important capability needed in various practical applications such as driver assistance systems. Monocular 3D detection, as a representative general setting among image-based approaches, provides a more economical…

Computer Vision and Pattern Recognition · Computer Science 2021-11-29 Tai Wang , Xinge Zhu , Jiangmiao Pang , Dahua Lin

3D human pose estimation has been a long-standing challenge in computer vision and graphics, where multi-view methods have significantly progressed but are limited by the tedious calibration processes. Existing multi-view methods are…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Boyuan Jiang , Lei Hu , Shihong Xia

Recent advances in 3D Gaussian Splatting have shown promising results. Existing methods typically assume static scenes and/or multiple images with prior poses. Dynamics, sparse views, and unknown poses significantly increase the problem…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Weihang Li , Weirong Chen , Shenhan Qian , Jiajie Chen , Daniel Cremers , Haoang Li

Analyzing and training 3D body posture models depend heavily on the availability of joint labels that are commonly acquired through laborious manual annotation of body joints or via marker-based joint localization using carefully curated…

Computer Vision and Pattern Recognition · Computer Science 2024-02-09 Sina Honari , Chen Zhao , Mathieu Salzmann , Pascal Fua

Although significant improvement has been achieved recently in 3D human pose estimation, most of the previous methods only treat a single-person case. In this work, we firstly propose a fully learning-based, camera distance-aware top-down…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Gyeongsik Moon , Ju Yong Chang , Kyoung Mu Lee

The task of multiple people tracking in monocular videos is challenging because of the numerous difficulties involved: occlusions, varying environments, crowded scenes, camera parameters and motion. In the tracking-by-detection paradigm,…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Maryam Babaee , Ali Athar , Gerhard Rigoll

In this paper, a unified three-layer hierarchical approach for solving tracking problems in multiple non-overlapping cameras is proposed. Given a video and a set of detections (obtained by any person detector), we first solve within-camera…

Computer Vision and Pattern Recognition · Computer Science 2017-06-21 Yonatan Tariku Tesfaye , Eyasu Zemene , Andrea Prati , Marcello Pelillo , Mubarak Shah

In recent years, autonomous driving has significantly in creased the demand for high-quality data to train 2D and 3D perception models for safety-critical scenarios. Real world datasets struggle to meet this demand as require ments…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Arka Bhowmick , Enes Ozeren , Ahmed Abdullah , Oliver Wasenmuller

We introduce a novel task of reconstructing a time series of second-person 3D human body meshes from monocular egocentric videos. The unique viewpoint and rapid embodied camera motion of egocentric videos raise additional technical barriers…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Miao Liu , Dexin Yang , Yan Zhang , Zhaopeng Cui , James M. Rehg , Siyu Tang

Multispectral pedestrian detection has received extensive attention in recent years as a promising solution to facilitate robust human target detection for around-the-clock applications (e.g. security surveillance and autonomous driving).…

Computer Vision and Pattern Recognition · Computer Science 2018-02-28 Dayan Guan , Yanpeng Cao , Jun Liang , Yanlong Cao , Michael Ying Yang

Tracking a crowd in 3D using multiple RGB cameras is a challenging task. Most previous multi-camera tracking algorithms are designed for offline setting and have high computational complexity. Robust real-time multi-camera 3D tracking is…

Computer Vision and Pattern Recognition · Computer Science 2020-03-27 Quanzeng You , Hao Jiang

The demand for pedestrian detection has created a challenging problem for various visual tasks such as image fusion. As infrared images can capture thermal radiation information, image fusion between infrared and visible images could…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Zhipeng Chang , Ruiling Ma , Wenliang Jia

Pedestrian detection is used in many vision based applications ranging from video surveillance to autonomous driving. Despite achieving high performance, it is still largely unknown how well existing detectors generalize to unseen data.…

Computer Vision and Pattern Recognition · Computer Science 2020-12-10 Irtiza Hasan , Shengcai Liao , Jinpeng Li , Saad Ullah Akram , Ling Shao

Studies on microscopic pedestrian requires large amounts of trajectory data from real-world pedestrian crowds. Such data collection, if done manually, needs tremendous effort and is very time consuming. Though many studies have asserted the…

Computer Vision and Pattern Recognition · Computer Science 2016-09-08 Saman Saadat , Kardi Teknomo

We introduce a lightweight and accurate localization method that only utilizes the geometry of 2D-3D lines. Given a pre-captured 3D map, our approach localizes a panorama image, taking advantage of the holistic 360 view. The system…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Junho Kim , Jiwon Jeong , Young Min Kim

3D object localisation based on a sequence of camera measurements is essential for safety-critical surveillance tasks, such as drone-based wildfire monitoring. Localisation of objects detected with a camera can typically be solved with…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Julius Pesonen , Arno Solin , Eija Honkavaara

We address the problem of estimating the 3D pose of a network of cameras for large-environment wide-baseline scenarios, e.g., cameras for construction sites, sports stadiums, and public spaces. This task is challenging since detecting and…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Yan Xu , Yu-Jhe Li , Xinshuo Weng , Kris Kitani

We propose a novel approach for joint 3D multi-object tracking and reconstruction from RGB-D sequences in indoor environments. To this end, we detect and reconstruct objects in each frame while predicting dense correspondences mappings into…

Computer Vision and Pattern Recognition · Computer Science 2022-06-29 Dominik Schmauser , Zeju Qiu , Norman Müller , Matthias Nießner

LiDAR point clouds have become the most common data source in autonomous driving. However, due to the sparsity of point clouds, accurate and reliable detection cannot be achieved in specific scenarios. Because of their complementarity with…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Leichao Cui , Xiuxian Li , Min Meng , Xiaoyu Mo