Results 21 to 30 of about 24,402 (289)

POINT-BASED VERSUS PLANE-BASED SELF-CALIBRATION OF STATIC TERRESTRIAL LASER SCANNERS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Systematic trends are apparent when studying the self-calibration residuals of many modern static terrestrial laser scanners. Since the operation of terrestrial laser scanners is comparable to an efficient robotic total station, the sensor modelling ...
J. C. K. Chow, D. D. Lichti, C. Glennie
doaj   +1 more source

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

Classifying ecosystems with metaproperties from terrestrial laser scanner data. [PDF]

open access: yesMethods Ecol Evol, 2018
Abstract In this study, we introduce metaproperty analysis of terrestrial laser scanner (TLS) data, and demonstrate its application through several ecological classification problems. Metaproperty analysis considers pulse level and spatial metrics derived from the hundreds of thousands to millions of lidar pulses present in a single scan from a ...
Paynter I   +7 more
europepmc   +4 more sources

Documentation of Bridges by Terrestrial Laser Scanner [PDF]

open access: yesIABSE Reports, 2015
<p>Bridge structures are subjected to deterioration due to excessive usage, overloading, and aging material. For the last two decades, a significant amount research has been developed for collecting data for structural health monitoring. Yet, visual investigation with an on-site inspector remains the predominant method.
Linh Truonghong, Debra F. Laefer
openaire   +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

TERRESTRIAL LASER SCANNER FOR MONITORING THE DEFORMATIONS AND THE DAMAGES OF BUILDINGS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Abstract. scanner provides the ability to detect the geometric 3D model of a building without any physical contact with the structure. Knowledge of the 3D model will give the opportunity to study the deformation and quantify the damages. Three case studies are presented relating to damaged and/or unsafe buildings: Sivillier Castle (Villasor - Sardinia-
VACCA, GIUSEPPINA   +3 more
openaire   +5 more sources

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

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