Feature preserving multiresolution subdivision and simplification of point clouds: A conformal geometric algebra approach
Sign Up to like & getrecommendations! Published in 2018 at "Mathematical Methods in The Applied Sciences"
DOI: 10.1002/mma.4616
Abstract: Due to the huge volume and complex structure, simplification of point clouds is an important technique in practical applications. However, the traditional algorithms often lose geometric information and have no dynamic expanding structure. In this… read more here.
Keywords: multiresolution subdivision; geometric algebra; point clouds; simplification point ... See more keywords
Flying on point clouds: Online trajectory generation and autonomous navigation for quadrotors in cluttered environments
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Field Robotics"
DOI: 10.1002/rob.21842
Abstract: Micro aerial vehicles (MAVs), especially quadrotors, have been widely used in field applications, such as disaster response, field surveillance, and search‐and‐rescue. For accomplishing such missions in challenging environments, the capability of navigating with full autonomy… read more here.
Keywords: point; point clouds; clouds online; quadrotor ... See more keywords
Evaluation of the Use of UAV Photogrammetry for Rock Discontinuity Roughness Characterization
Sign Up to like & getrecommendations! Published in 2020 at "Rock Mechanics and Rock Engineering"
DOI: 10.1007/s00603-020-02130-2
Abstract: This paper describes the results of a field investigation with the objective of evaluating the possibility to produce drone-derived 3D digital point clouds sufficiently dense and accurate to determine discontinuity surface roughness characteristics. A discontinuous… read more here.
Keywords: use; rock; point clouds; roughness ... See more keywords
Efficient and automatic plane detection approach for 3-D rock mass point clouds
Sign Up to like & getrecommendations! Published in 2019 at "Multimedia Tools and Applications"
DOI: 10.1007/s11042-019-08189-6
Abstract: The detection of planar regions from three-dimensional (3-D) laser scanning point clouds has become more and more significant in many scientific fields, including 3-D reconstruction, augmented reality and analysis of discontinuities. In rock engineering, planes… read more here.
Keywords: mass point; point; rock mass; point clouds ... See more keywords
Global localization of 3D point clouds in building outline maps of urban outdoor environments
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Intelligent Robotics and Applications"
DOI: 10.1007/s41315-017-0038-2
Abstract: This paper presents a method to localize a robot in a global coordinate frame based on a sparse 2D map containing outlines of building and road network information and no location prior information. Its input… read more here.
Keywords: localization point; building outline; global localization; point clouds ... See more keywords
Modeling and problem solving of building defects using point clouds and enhanced case-based reasoning
Sign Up to like & getrecommendations! Published in 2018 at "Automation in Construction"
DOI: 10.1016/j.autcon.2018.09.003
Abstract: Abstract Many factors, including improper maintenance and material aging, may lead to the occurrence of defects during the operation of the various functions of buildings. Building defect information is normally stored in a discrete and… read more here.
Keywords: point clouds; case; case based; based reasoning ... See more keywords
Voxel-based representation of 3D point clouds: Methods, applications, and its potential use in the construction industry
Sign Up to like & getrecommendations! Published in 2021 at "Automation in Construction"
DOI: 10.1016/j.autcon.2021.103675
Abstract: Abstract Point clouds acquired through laser scanning and stereo vision techniques have been applied in a wide range of applications, proving to be optimal sources for mapping 3D urban scenes. Point clouds provide 3D spatial… read more here.
Keywords: voxel based; based representation; point clouds; construction ... See more keywords
Structure-aware fusion network for 3D scene understanding
Sign Up to like & getrecommendations! Published in 2021 at "Chinese Journal of Aeronautics"
DOI: 10.1016/j.cja.2021.07.012
Abstract: Abstract In this paper, we propose a Structure-Aware Fusion Network (SAFNet) for 3D scene understanding. As 2D images present more detailed information while 3D point clouds convey more geometric information, fusing the two complementary data… read more here.
Keywords: structure aware; scene understanding; point clouds; fusion network ... See more keywords
3D local feature BKD to extract road information from mobile laser scanning point clouds
Sign Up to like & getrecommendations! Published in 2017 at "Isprs Journal of Photogrammetry and Remote Sensing"
DOI: 10.1016/j.isprsjprs.2017.06.007
Abstract: Abstract Extracting road information from point clouds obtained through mobile laser scanning (MLS) is essential for autonomous vehicle navigation, and has hence garnered a growing amount of research interest in recent years. However, the performance… read more here.
Keywords: feature; road; point clouds; point ... See more keywords
A probabilistic graphical model for the classification of mobile LiDAR point clouds
Sign Up to like & getrecommendations! Published in 2018 at "Isprs Journal of Photogrammetry and Remote Sensing"
DOI: 10.1016/j.isprsjprs.2018.04.018
Abstract: Abstract Mobile Light Detection And Ranging (LiDAR) point clouds have the characteristics of complex and incomplete scenes, uneven point density and noises, which raises great challenges for automatically interpreting 3D scene. Aiming at the problem… read more here.
Keywords: classification; point clouds; model; point ... See more keywords
Hierarchical registration of unordered TLS point clouds based on binary shape context descriptor
Sign Up to like & getrecommendations! Published in 2018 at "Isprs Journal of Photogrammetry and Remote Sensing"
DOI: 10.1016/j.isprsjprs.2018.06.018
Abstract: Abstract Automatic registration of unordered point clouds collected by the terrestrial laser scanner (TLS) is the prerequisite for many applications including 3D model reconstruction, cultural heritage management, forest structure assessment, landslide monitoring, and solar energy… read more here.
Keywords: descriptor; binary shape; point clouds; registration unordered ... See more keywords