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Event-based cameras, also called silicon retinas, potentially revolutionize computer vision by detecting and reporting significant changes in intensity asynchronous events, offering extended dynamic range, low latency, and low power…

Image and Video Processing · Electrical Eng. & Systems 2023-11-06 Julian Moosmann , Jakub Mandula , Philipp Mayer , Luca Benini , Michele Magno

Accurate three-dimensional perception is a fundamental task in several computer vision applications. Recently, commercial RGB-depth (RGB-D) cameras have been widely adopted as single-view depth-sensing devices owing to their efficient…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Jiwan Kim , Minchang Kim , Yeong-Gil Shin , Minyoung Chung

In this work, we address the challenging task of 3D object recognition without the reliance on real-world 3D labeled data. Our goal is to predict the 3D shape, size, and 6D pose of objects within a single RGB-D image, operating at the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Mayank Lunayach , Sergey Zakharov , Dian Chen , Rares Ambrus , Zsolt Kira , Muhammad Zubair Irshad

We present the first real-time method to capture the full global 3D skeletal pose of a human in a stable, temporally consistent manner using a single RGB camera. Our method combines a new convolutional neural network (CNN) based pose…

Computer Vision and Pattern Recognition · Computer Science 2018-11-26 Dushyant Mehta , Srinath Sridhar , Oleksandr Sotnychenko , Helge Rhodin , Mohammad Shafiei , Hans-Peter Seidel , Weipeng Xu , Dan Casas , Christian Theobalt

There have been significant advancements in dynamic novel view synthesis in recent years. However, current deep learning models often require (1) prior models (e.g., SMPL human models), (2) heavy pre-processing, or (3) per-scene…

Computer Vision and Pattern Recognition · Computer Science 2022-05-05 Shengze Wang , YoungJoong Kwon , Yuan Shen , Qian Zhang , Andrei State , Jia-Bin Huang , Henry Fuchs

We present a deep learning-based multitask framework for joint 3D human pose estimation and action recognition from RGB video sequences. Our approach proceeds along two stages. In the first, we run a real-time 2D pose detector to determine…

Computer Vision and Pattern Recognition · Computer Science 2019-07-17 Huy Hieu Pham , Houssam Salmane , Louahdi Khoudour , Alain Crouzil , Pablo Zegers , Sergio A Velastin

The emergence of modern RGB-D sensors had a significant impact in many application fields, including robotics, augmented reality (AR) and 3D scanning. They are low-cost, low-power and low-size alternatives to traditional range sensors such…

Computer Vision and Pattern Recognition · Computer Science 2020-01-22 Javier Civera , Seong Hun Lee

Neural implicit representations have been explored to enhance visual SLAM algorithms, especially in providing high-fidelity dense map. Existing methods operate robustly in static scenes but struggle with the disruption caused by moving…

Robotics · Computer Science 2024-05-17 Ziheng Xu , Jianwei Niu , Qingfeng Li , Tao Ren , Chen Chen

Gaussian Splatting (GS) has significantly elevated scene reconstruction efficiency and novel view synthesis (NVS) accuracy compared to Neural Radiance Fields (NeRF), particularly for dynamic scenes. However, current 4D NVS methods, whether…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Fang Li , Hao Zhang , Narendra Ahuja

Active depth cameras suffer from several limitations, which cause incomplete and noisy depth maps, and may consequently affect the performance of RGB-D Odometry. To address this issue, this paper presents a visual odometry method based on…

Robotics · Computer Science 2017-08-10 Pedro F. Proença , Yang Gao

Localizing objects and estimating their extent in 3D is an important step towards high-level 3D scene understanding, which has many applications in Augmented Reality and Robotics. We present ODAM, a system for 3D Object Detection,…

Computer Vision and Pattern Recognition · Computer Science 2021-08-24 Kejie Li , Daniel DeTone , Steven Chen , Minh Vo , Ian Reid , Hamid Rezatofighi , Chris Sweeney , Julian Straub , Richard Newcombe

Human Activity Recognition in RGB-D videos has been an active research topic during the last decade. However, no efforts have been found in the literature, for recognizing human activity in RGB-D videos where several performers are…

Computer Vision and Pattern Recognition · Computer Science 2018-07-10 Snehasis Mukherjee , Leburu Anvitha , T. Mohana Lahari

Dynamic vision sensors or event cameras provide rich complementary information for video frame interpolation. Existing state-of-the-art methods follow the paradigm of combining both synthesis-based and warping networks. However, few of…

Computer Vision and Pattern Recognition · Computer Science 2023-07-25 Jiaben Chen , Yichen Zhu , Dongze Lian , Jiaqi Yang , Yifu Wang , Renrui Zhang , Xinhang Liu , Shenhan Qian , Laurent Kneip , Shenghua Gao

In this paper, we propose a lightweight system, RDS-SLAM, based on ORB-SLAM2, which can accurately estimate poses and build semantic maps at object level for dynamic scenarios in real time using only one commonly used Intel Core i7 CPU. In…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Xingyu Chen , Jianru Xue , Jianwu Fang , Yuxin Pan , Nanning Zheng

State-of-the-art methods for large-scale 3D reconstruction from RGB-D sensors usually reduce drift in camera tracking by globally optimizing the estimated camera poses in real-time without simultaneously updating the reconstructed surface…

Computer Vision and Pattern Recognition · Computer Science 2017-09-13 Robert Maier , Raphael Schaller , Daniel Cremers

RGB video object tracking is a fundamental task in computer vision. Its effectiveness can be improved using depth information, particularly for handling motion-blurred target. However, depth information is often missing in commonly used…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Yu Liu , Arif Mahmood , Muhammad Haris Khan

This paper proposes a concise, elegant, and robust pipeline to estimate smooth camera trajectories and obtain dense point clouds for casual videos in the wild. Traditional frameworks, such as ParticleSfM~\cite{zhao2022particlesfm}, address…

Computer Vision and Pattern Recognition · Computer Science 2024-11-21 Weicai Ye , Xinyu Chen , Ruohao Zhan , Di Huang , Xiaoshui Huang , Haoyi Zhu , Hujun Bao , Wanli Ouyang , Tong He , Guofeng Zhang

An autonomous system's perception engine must provide an accurate understanding of the environment for it to make decisions. Deep learning based object detection networks experience degradation in the performance and robustness for small…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Hemant Kumawat , Saibal Mukhopadhyay

Complete and textured 3D reconstruction of dynamic scenes has been facilitated by mapped RGB and depth information acquired by RGB-D cameras based multi-view systems. One of the most critical steps in such multi-view systems is to determine…

Computer Vision and Pattern Recognition · Computer Science 2019-05-27 Hassan Afzal , Djamila Aouada , Michel Antunes , David Fofi , Bruno Mirbach , Björn Ottersten

Passive, compact, single-shot 3D sensing is useful in many application areas such as microscopy, medical imaging, surgical navigation, and autonomous driving where form factor, time, and power constraints can exist. Obtaining RGB-D scene…

Image and Video Processing · Electrical Eng. & Systems 2024-04-02 Bhargav Ghanekar , Salman Siddique Khan , Pranav Sharma , Shreyas Singh , Vivek Boominathan , Kaushik Mitra , Ashok Veeraraghavan