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Related papers: 3D Reconstruction from Full-view Fisheye Camera

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Active stereo vision is important in reconstructing objects without obvious textures. However, it is still very challenging to extract and match the projected patterns from two camera views automatically and robustly. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Yongcan Shuang , Zhenzhou Wang

Person re-identification (PRID) has been thoroughly researched in typical surveillance scenarios where various scenes are monitored by side-mounted, rectilinear-lens cameras. To date, few methods have been proposed for fisheye cameras…

Computer Vision and Pattern Recognition · Computer Science 2023-04-27 Mertcan Cokbas , Prakash Ishwar , Janusz Konrad

Sharing live telepresence experiences for teleconferencing or remote collaboration receives increasing interest with the recent progress in capturing and AR/VR technology. Whereas impressive telepresence systems have been proposed on top of…

Human-Computer Interaction · Computer Science 2020-01-14 Patrick Stotko , Stefan Krumpen , Michael Weinmann , Reinhard Klein

We present an algorithm for reconstructing the radiance field of a large-scale scene from a single casually captured video. The task poses two core challenges. First, most existing radiance field reconstruction approaches rely on accurate…

Computer Vision and Pattern Recognition · Computer Science 2023-03-27 Andreas Meuleman , Yu-Lun Liu , Chen Gao , Jia-Bin Huang , Changil Kim , Min H. Kim , Johannes Kopf

Reconstruction based on the stereo camera has received considerable attention recently, but two particular challenges still remain. The first concerns the need to aggregate similar pixels in an effective approach, and the second is to…

Computer Vision and Pattern Recognition · Computer Science 2017-03-31 Lei Fan , Ziyu Pan , Long Chen , Kai Huang

Data acquisition through mobile phones remains a challenge for 3D Gaussian Splatting (3DGS). In this work we target the object-centered scenario and enable reliable mobile acquisition by providing on-device capture guidance and recording…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Yuezhe Zhang , Luqian Bai , Mengting Yu , Lei Wei , Shuai Wan , Yifan Zhang

This work proposes a new method for real-time dense 3d reconstruction for common 360{\deg} action cams, which can be mounted on small scouting UAVs during USAR missions. The proposed method extends a feature based Visual monocular SLAM…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Hartmut Surmann , Marc Thurow , Dominik Slomma

To reconstruct the points in three dimensional space, we need at least two images. In this paper we compared two different methods: the first uses only two images, the second one uses three. During the research we measured how camera…

Computer Vision and Pattern Recognition · Computer Science 2019-06-05 Zsolt Levente Kucsván

Fisheye cameras prove a convenient means in surveillance and automotive applications as they provide a very wide field of view for capturing their surroundings. Contrary to typical rectilinear imagery, however, fisheye video sequences…

Image and Video Processing · Electrical Eng. & Systems 2022-12-05 Andrea Eichenseer , Michel Bätz , André Kaup

3D scene reconstruction under unposed sparse viewpoints is a highly challenging yet practically important problem, especially in outdoor scenes due to complex lighting and scale variation. With extremely limited input views, directly…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Beizhen Zhao , Sicheng Yu , Guanzhi Ding , Yu Hu , Hao Wang

We present a 3D scene completion method that recovers the complete geometry of multiple unseen objects in complex scenes from a single RGB-D image. Despite notable advancements in single-object 3D shape completion, high-quality…

Computer Vision and Pattern Recognition · Computer Science 2024-09-02 Shun Iwase , Katherine Liu , Vitor Guizilini , Adrien Gaidon , Kris Kitani , Rares Ambrus , Sergey Zakharov

We present a snapshot imaging technique for recovering 3D surrounding views of miniature scenes. Due to their intricacy, miniature scenes with objects sized in millimeters are difficult to reconstruct, yet miniatures are common in life and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Yufan Zhang , Yu Ji , Yu Guo , Jinwei Ye

Despite significant progress in monocular depth estimation in the wild, recent state-of-the-art methods cannot be used to recover accurate 3D scene shape due to an unknown depth shift induced by shift-invariant reconstruction losses used in…

Computer Vision and Pattern Recognition · Computer Science 2020-12-18 Wei Yin , Jianming Zhang , Oliver Wang , Simon Niklaus , Long Mai , Simon Chen , Chunhua Shen

We introduce an active 3D reconstruction method which integrates visual perception, robot-object interaction, and 3D scanning to recover both the exterior and interior, i.e., unexposed, geometries of a target 3D object. Unlike other works…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Zihao Yan , Fubao Su , Mingyang Wang , Ruizhen Hu , Hao Zhang , Hui Huang

Traditional sampling schemes often assume that the sampling locations are known. Motivated by the recent bioimaging technique known as cryogenic electron microscopy (cryoEM), we consider the problem of reconstructing an unknown 3D structure…

Signal Processing · Electrical Eng. & Systems 2024-04-16 Renke Wang , Francien G. Bossema , Thierry Blu , Pier Luigi Dragotti

A method is proposed for high-resolution, three-dimensional reconstruction of internal structure of objects from planar transmission images. The described approach can be used with any form of radiation or matter waves, in principle,…

Optics · Physics 2022-08-24 T. E. Gureyev , H. M. Quiney , L. J. Allen

In this paper we analyze and compare approaches for 3D reconstruction from low-resolution (250x250), high radial distortion stereo images, which are acquired with small baseline (approximately 1mm). These images are acquired with the system…

Computer Vision and Pattern Recognition · Computer Science 2017-09-20 Tiago Dias , Helder Araujo , Pedro Miraldo

The acquisition of high-resolution retinal fundus images with a large field of view (FOV) is challenging due to technological, physiological and economic reasons. This paper proposes a fully automatic framework to reconstruct retinal images…

Computer Vision and Pattern Recognition · Computer Science 2016-02-11 Thomas Köhler , Axel Heinrich , Andreas Maier , Joachim Hornegger , Ralf P. Tornow

This paper presents an approach for reconstruction of 4D temporally coherent models of complex dynamic scenes. No prior knowledge is required of scene structure or camera calibration allowing reconstruction from multiple moving cameras.…

Computer Vision and Pattern Recognition · Computer Science 2016-03-29 Armin Mustafa , Hansung Kim , Jean-Yves Guillemaut , Adrian Hilton

Stereo vision techniques have been widely used in civil engineering to acquire 3-D road data. The two important factors of stereo vision are accuracy and speed. However, it is very challenging to achieve both of them simultaneously and…

Computer Vision and Pattern Recognition · Computer Science 2018-08-30 Rui Fan , Yanan Liu , Xingrui Yang , Mohammud Junaid Bocus , Naim Dahnoun , Scott Tancock
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