3d scene geometry estimation from 360 imagery: A survey

TLT da Silveira, PGL Pinto… - ACM Computing …, 2022 - dl.acm.org
This article provides a comprehensive survey on pioneer and state-of-the-art 3D scene
geometry estimation methodologies based on single, two, or multiple images captured …

Use of low-cost spherical cameras for the digitisation of cultural heritage structures into 3d point clouds

S Herban, D Costantino, VS Alfio, M Pepe - Journal of Imaging, 2022 - mdpi.com
The digitization of Cultural Heritage is an important activity for the protection, management,
and conservation of structures of particular historical and architectural interest. In this …

Pose estimation for two-view panoramas based on keypoint matching: A comparative study and critical analysis

J Murrugarra-Llerena… - Proceedings of the …, 2022 - openaccess.thecvf.com
Pose estimation is a crucial problem in several computer vision and robotics applications.
For the two-view scenario, the typical pipeline consists of finding point correspondences …

Visual computing in 360: Foundations, challenges, and applications

TLT Da Silveira, CR Jung - 2022 35th SIBGRAPI Conference …, 2022 - ieeexplore.ieee.org
Omnidirectional media are becoming widespread with the increasing popularization of
devices for capture and visualization. Unlike traditional pinhole-based images …

CoLi-BA: Compact linearization based solver for bundle adjustment

Z Ye, G Li, H Liu, Z Cui, H Bao… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Bundle adjustment (BA) is widely used in SLAM and SfM, which are key technologies in
Augmented Reality. For real-time SLAM and large-scale SfM, the efficiency of BA is of great …

PAL-SLAM: a feature-based SLAM system for a panoramic annular lens

D Wang, J Wang, Y Tian, K Hu, M Xu - Optics express, 2022 - opg.optica.org
Simultaneous localization and mapping (SLAM) is widely used in autonomous driving and
intelligent robot positioning and navigation. In order to overcome the defects of traditional …

Dense depth estimation from multiple 360-degree images using virtual depth

S Yang, K Kim, Y Lee - Applied Intelligence, 2022 - Springer
In this paper, we propose a dense depth estimation pipeline for multiview 360∘ images. The
proposed pipeline leverages a spherical camera model that compensates for radial …

Learning high-quality depth map from 360° multi-exposure imagery

C Xu, H Yang, C Han, C Zhang - Multimedia Tools and Applications, 2022 - Springer
Monocular 360° depth estimation is an important and challenging task in computer vision
and 3D vision. Recently, deep neural networks have shown great abilities in estimating …

[PDF][PDF] Why do we optimize what we optimize in multiple view geometry?

SH Lee - 2022 - researchgate.net
Multiple view geometry is a sub-field of computer vision dealing with the geometric relations
between a 3D scene and multiple cameras that project such scene into 2D images. This field …

Trajectory Estimation

J Będkowski - Large-Scale Simultaneous Localization and Mapping, 2022 - Springer
Trajectory estimation as a fundamental aspect of mobile mapping system is divided into
several approaches including the importance of the motion model and description of the …