Results 21 to 30 of about 6,523,468 (262)

3D point cloud lossy compression using quadric surfaces [PDF]

open access: yesPeerJ Computer Science, 2021
The presence of 3D sensors in hand-held or head-mounted smart devices has motivated many researchers around the globe to devise algorithms to manage 3D point cloud data efficiently and economically. This paper presents a novel lossy compression technique
Ulfat Imdad   +3 more
doaj   +2 more sources

3D point cloud recognition of substation equipment based on plane detection

open access: yesResults in Engineering, 2022
Substation equipment identification is a key step in the process of intelligent substation designing. The target recognition of 3D point cloud of substation equipment firstly uses a 3D laser scanner to obtain the 3D point cloud data that can express the ...
Qianjin Yuan, Yong Luo, HeShan Wang
doaj   +1 more source

Plane-based registration of construction laser scans with 3D/4D building models [PDF]

open access: yes, 2012
With the development of building information modelling (BIM) and terrestrial laser scanning (TLS) in the architecture, engineering, construction and facility management (AEC/FM) industry, the registration of site laser scans and project 3D (BIM) models ...
Bosché, Frédéric, Frédéric Bosché
core   +1 more source

Deep Learning Based Point Cloud Processing Techniques

open access: yesIEEE Access, 2022
In this study, deep learning techniques and algorithms used in point cloud processing have been analysed. Methods, technical properties and algorithms developed for 3D Object Classification and Segmentation, 3D object detection and tracking and 3D scene ...
Abdurrahman Hazer, Remzi Yildirim
doaj   +1 more source

Generating 3D point-cloud based on combining adjacent multi-station scanning data in 2D laser scanning: A case study of Hokuyo UTM 30lxk [PDF]

open access: yesArchives of Civil Engineering, 2021
Using a lower-cost laser scanner for generating accuracy in 3D point-cloud has been a concern because of economic issues; therefore, this study aims to create a 3D point cloud of a target object using a low-cost 2D laser scanner, Hokuyo UTM 30LX.
Anh Thu Thi Phan, Ngoc Thi Huynh
doaj   +1 more source

Analytical Point-Cloud Based Geometric Modeling for Additive Manufacturing and Its Application to Cultural Heritage Preservation [PDF]

open access: yes, 2018
Point-cloud is a valuable piece of information for geometric modeling and additive manufacturing of different types of objects. In most cases, a point-cloud is obtained by using the 3D scanners or by using image processing. Alternatively, one can rely on
A.M.M. Sharif , Ullah   +3 more
core   +1 more source

Investigating Attention Mechanism in 3D Point Cloud Object Detection

open access: yes, 2023
Object detection in three-dimensional (3D) space attracts much interest from academia and industry since it is an essential task in AI-driven applications such as robotics,autonomous driving,and augmented reality. As the basic format of 3D data,the point
Anwar, S, Qiu, S, Wu, Y, Li, C
core   +1 more source

Discover 3D Point Cloud Processing with Python [PDF]

open access: yes, 2020
Tutorial to simply set up your python environment, start processing and visualize 3D point cloud data.
Poux, Florent
core  

Point cloud geometry compression using neural implicit representations [PDF]

open access: yes, 2023
openIn recent years, the increasing prominence of 3D point clouds in various applications has led to an escalating need for efficient storage and transmission methods.
MOTAMENI, AMIRHOSSEIN
core  

Three-Dimensional Reconstruction Based on Multiple Views of Structured Light Projectors and Point Cloud Registration Noise Removal for Fusion

open access: yesSensors, 2023
Structured light technology is typical for capturing 3D point cloud data. This paper proposes a 3D reconstruction system to obtain point cloud data of complex objects based on nine-order Gray code and an eight-step structured light projection combined ...
Yun Feng   +3 more
doaj   +1 more source

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