Results 31 to 40 of about 45,895 (267)

Mobile LiDAR-based Real-time Identification of Transmission Lines [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
This paper proposes a method for identifying 3D point cloud of transmission line acquired by light detection and ranging (LiDAR) real-time mobile scanning.
M. Li   +5 more
doaj   +1 more source

Automatic 3D Landmark Extraction System Based on an Encoder–Decoder Using Fusion of Vision and LiDAR

open access: yesRemote Sensing, 2020
To provide a realistic environment for remote sensing applications, point clouds are used to realize a three-dimensional (3D) digital world for the user.
Jeonghoon Kwak, Yunsick Sung
doaj   +1 more source

Dense Point Cloud Reconstruction by Shape and Pose Features Learning [PDF]

open access: yesJisuanji kexue yu tansuo, 2022
As one of the methods of high-resolution 3D reconstruction, generating dense 3D point clouds from a single image has always been of high interest in the field of computer vision.
YANG Yongzhao, ZHANG Yujin, ZHANG Lijun
doaj   +1 more source

3D adversarial attacks beyond point cloud

open access: yesInformation Sciences, 2023
Recently, 3D deep learning models have been shown to be susceptible to adversarial attacks like their 2D counterparts. Most of the state-of-the-art (SOTA) 3D adversarial attacks perform perturbation to 3D point clouds. To reproduce these attacks in the physical scenario, a generated adversarial 3D point cloud need to be reconstructed to mesh, which ...
Jinlai Zhang   +7 more
openaire   +2 more sources

CloudUP—Upsampling Vibrant Color Point Clouds Using Multi-Scale Spatial Attention

open access: yesIEEE Access, 2023
In recent years, there has been a noticeable increase in the inclination towards digitizing our surroundings, encompassing various domains such as virtual reality, cultural heritage conservation, and architectural representation.
Yongju Cho   +7 more
doaj   +1 more source

Real-Time Environmental Contour Construction Using 3D LiDAR and Image Recognition with Object Removal

open access: yesRemote Sensing
In recent years, due to the significant advancements in hardware sensors and software technologies, 3D environmental point cloud modeling has gradually been applied in the automation industry, autonomous vehicles, and construction engineering.
Tzu-Jung Wu, Rong He, Chao-Chung Peng
doaj   +1 more source

CLASSIFICATION OF AERIAL PHOTOGRAMMETRIC 3D POINT CLOUDS [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
Abstract. We present a powerful method to extract per-point semantic class labels from aerial photogrammetry data. Labelling this kind of data is important for tasks such as environmental modelling, object classification and scene understanding. Unlike previous point cloud classification methods that rely exclusively on geometric features, we show that
C. Becker   +4 more
openaire   +4 more sources

RGB-D Camera for 3D Laser Point Cloud Hole Repair in Mine Access Shaft Roadway

open access: yesApplied Sciences, 2022
With the rapid development of the geographic information service industry, point cloud data are widely used in various fields, such as architecture, planning, cultural relics protection, mining engineering, etc.
Haoyu Tai   +7 more
doaj   +1 more source

A Point Cloud Registration Algorithm Based on Weighting Strategy for 3D Indoor Spaces

open access: yesApplied Sciences
Point cloud registration is a technology that aligns point cloud data from different viewpoints by computing coordinate transformations to integrate them into a specified coordinate system.
Wenshan Lv   +4 more
doaj   +1 more source

A voxelize structured refinement method for registration of point clouds from Kinect sensors

open access: yesEngineering Science and Technology, an International Journal, 2019
3D scanning of objects has been widely used for many years in computer graphics and computer vision. There are a variety of solutions in this area, such as the motion or multiple sensors for scanning.
Erdal Özbay, Ahmet Çinar
doaj   +1 more source

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