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We address the problem of clothed human reconstruction from a single image or uncalibrated multi-view images. Existing methods struggle with reconstructing detailed geometry of a clothed human and often require a calibrated setting for…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Yukang Cao , Kai Han , Kwan-Yee K. Wong

Accurate and dense mapping in large-scale environments is essential for various robot applications. Recently, implicit neural signed distance fields (SDFs) have shown promising advances in this task. However, most existing approaches employ…

Robotics · Computer Science 2024-04-30 Shuangfu Song , Junqiao Zhao , Kai Huang , Jiaye Lin , Chen Ye , Tiantian Feng

Monocular vision-based Simultaneous Localization and Mapping (SLAM) is used for various purposes due to its advantages in cost, simple setup, as well as availability in the environments where navigation with satellites is not effective.…

Robotics · Computer Science 2018-10-03 Young-Hee Lee , Chen Zhu , Gabriele Giorgi , Christoph Günther

Can we localize a robot on a map only using monocular vision? This study presents NuRF, an adaptive and nudged particle filter framework in radiance fields for 6-DoF robot visual localization. NuRF leverages recent advancements in radiance…

Robotics · Computer Science 2025-03-27 Wugang Meng , Tianfu Wu , Huan Yin , Fumin Zhang

We present iSDF, a continual learning system for real-time signed distance field (SDF) reconstruction. Given a stream of posed depth images from a moving camera, it trains a randomly initialised neural network to map input 3D coordinate to…

Accurate distance estimation is a fundamental challenge in robotic perception, particularly in omnidirectional imaging, where traditional geometric methods struggle with lens distortions and environmental variability. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2025-06-26 Yitong Quan , Benjamin Kiefer , Martin Messmer , Andreas Zell

Most visual odometry algorithm for a monocular camera focuses on points, either by feature matching, or direct alignment of pixel intensity, while ignoring a common but important geometry entity: edges. In this paper, we propose an odometry…

Computer Vision and Pattern Recognition · Computer Science 2017-03-21 Shichao Yang , Sebastian Scherer

Indoor scene reconstruction from monocular images has long been sought after by augmented reality and robotics developers. Recent advances in neural field representations and monocular priors have led to remarkable results in scene-level…

Computer Vision and Pattern Recognition · Computer Science 2023-05-23 Wei Dong , Chris Choy , Charles Loop , Or Litany , Yuke Zhu , Anima Anandkumar

Visual localization is the task of estimating camera pose in a known scene, which is an essential problem in robotics and computer vision. However, long-term visual localization is still a challenge due to the environmental appearance…

Robotics · Computer Science 2022-12-02 Yuxuan Chen , Timothy D. Barfoot

The task of 3D semantic scene completion using monocular cameras is gaining significant attention in the field of autonomous driving. This task aims to predict the occupancy status and semantic labels of each voxel in a 3D scene from…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Jiawei Yao , Jusheng Zhang , Xiaochao Pan , Tong Wu , Canran Xiao

Depth estimation plays a important role in SLAM, odometry, and autonomous driving. Especially, monocular depth estimation is profitable technology because of its low cost, memory, and computation. However, it is not a sufficiently…

Computer Vision and Pattern Recognition · Computer Science 2022-02-25 Hyeonsoo Jang , Yeongmin Ko , Younkwan Lee , Moongu Jeon

Monocular 3D object detection aims to predict the object location, dimension and orientation in 3D space alongside the object category given only a monocular image. It poses a great challenge due to its ill-posed property which is…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 Zheyuan Zhou , Liang Du , Xiaoqing Ye , Zhikang Zou , Xiao Tan , Li Zhang , Xiangyang Xue , Jianfeng Feng

Monocular camera systems are prevailing in intelligent transportation systems, but by far they have rarely been used for dimensional purposes such as to accurately estimate the localization information of a vehicle. In this paper, we show…

Robotics · Computer Science 2018-04-24 Shuaijun Li , Yu Meng , Wei Li , Huihuan Qian , Yangsheng Xu

This work presents a novel approach for monocular dense Simultaneous Localization and Mapping. The surface to be estimated is represented as a piecewise planar surface, defined as a group of surfels each having as parameters its position…

Systems and Control · Electrical Eng. & Systems 2020-02-17 Emanuel Trabes , Julio Daniel Dondo Gazzano , Carlos Federico Sosa Páez

Autonomous vehicles and driver assistance systems utilize maps of 3D semantic landmarks for improved decision making. However, scaling the mapping process as well as regularly updating such maps come with a huge cost. Crowdsourced mapping…

Computer Vision and Pattern Recognition · Computer Science 2021-03-03 Hemang Chawla , Matti Jukola , Elahe Arani , Bahram Zonooz

This paper proposes a novel method for geo-tracking, i.e. continuous metric self-localization in outdoor environments by registering a vehicle's sensor information with aerial imagery of an unseen target region. Geo-tracking methods offer…

Computer Vision and Pattern Recognition · Computer Science 2022-09-12 Florian Fervers , Sebastian Bullinger , Christoph Bodensteiner , Michael Arens , Rainer Stiefelhagen

Self-supervised monocular depth estimation (MDE) has gained popularity for obtaining depth predictions directly from videos. However, these methods often produce scale invariant results, unless additional training signals are provided.…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Gasser Elazab , Torben Gräber , Michael Unterreiner , Olaf Hellwich

Neural signed distance functions (SDFs) have been a vital representation to represent 3D shapes or scenes with neural networks. An SDF is an implicit function that can query signed distances at specific coordinates for recovering a 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Qiang Bai , Bojian Wu , Xi Yang , Zhizhong Han

The bundle of geometry and appearance in computer vision has proven to be a promising solution for robots across a wide variety of applications. Stereo cameras and RGB-D sensors are widely used to realise fast 3D reconstruction and…

Computer Vision and Pattern Recognition · Computer Science 2016-11-15 Xuanpeng Li , Rachid Belaroussi

Monocular depth estimation is a highly challenging problem that is often addressed with deep neural networks. While these are able to use recognition of image features to predict reasonably looking depth maps the result often has low metric…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Patrik Persson , Linn Öström , Carl Olsson