Results 11 to 20 of about 2,478 (212)

Simulation of a cylindrical glass dome negative impact on a 360o field of view 2D laser scanner performance and a method for correction [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2023
Although laser scanning ideas and hardware solutions are well-known to experts in the field, there is still a large area for optimization. Especially, if long-range and high-resolution scanning is considered, the smallest defects in optical quality ...
Jacek Wojtanowski
doaj   +1 more source

Point cloud registration and virtual realization of large scale and more complex historical structures [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
Digital information technology always needs more information about object and its relations. Thus, three-dimensional (3D) models of historical structures are created for visualize and documentation of them.
C. Altuntas, F. Yildiz
doaj   +1 more source

UNCERTAINTY PROPAGATION FOR TERRESTRIAL MOBILE LASER SCANNER [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Laser scanners are used more and more in mobile mapping systems. They provide 3D point clouds that are used for object reconstruction and registration of the system.
C. Mezian   +3 more
doaj   +1 more source

Finding the next-best scanner position for as-built modeling of piping systems [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2014
Renovation of plant equipment of petroleum refineries or chemical factories have recently been frequent, and the demand for 3D asbuilt modelling of piping systems is increasing rapidly.
K. Kawashima   +4 more
doaj   +1 more source

TLS data for cracks detection in building walls

open access: yesData in Brief, 2022
Nowadays, non-destructive remote measuring techniques are popular methods applied in civil engineering, and one of them is terrestrial laser scanning (TLS). The poor condition of buildings is a very significant aspect of the construction field.
Paulina Stałowska, Czesław Suchocki
doaj   +1 more source

Applicability of 3D laser scanning in precision horticulture

open access: yesInternational Journal of Horticultural Science, 2011
Due to the technological development, remote sensing instruments and methods have become widespread in all segments of life (from precision agriculture through architecture to medicine).
J. Tamás   +6 more
doaj   +1 more source

VEGETATION CHARACTERISTICS USING MULTI-RETURN TERRESTRIAL LASER SCANNER [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Distinguishing vegetation characteristics in a terrestrial laser scanner dataset is an interesting issue for environmental assessment. Methods for filtering vegetation points to distinguish them from ground class have been widely studied mostly on ...
F. Pirotti, A. Guarnieri, A. Vettore
doaj   +1 more source

LANDSLIDE STUDY USING TERRESTRIAL LASER SCANNER (LiDAR) ANALYSIS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
In Reina del Cisne (Cuenca-Ecuador) a dynamic sliding process was created due to a cut that was applied at the beginning of the year 2018 to the hillside without technical considerations for the construction of an access road to a house in the sector ...
P. C. Pesántez
doaj   +1 more source

PERSPECTIVE INTENSITY IMAGES FOR CO-REGISTRATION OF TERRESTRIAL LASER SCANNER AND DIGITAL CAMERA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Co-registration of terrestrial laser scanner and digital camera has been an important topic of research, since reconstruction of visually appealing and measurable models of the scanned objects can be achieved by using both point clouds and digital images.
Y. Liang   +5 more
doaj   +1 more source

Analysis and correction of the dependency between laser scanner intensity values and range [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2014
Intensity values, which are registered by a terrestrial laser scanner system (TLS) for each point of a 3D point cloud in addition to its coordinates, are affected by the characteristic of the measured object and the parameters of the environment.
R. Blaskow, D. Schneider
doaj   +1 more source

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