Challenges and present fields of action at laser scanner based deformation analyses

C Holst, H Kuhlmann - Journal of applied geodesy, 2016 - degruyter.com
Due to improved laser scanning technology, laser scanner based deformation analyses are
presently widespread. These deformation analyses are no longer based on individual points …

Development of an elliptical fitting algorithm to improve change detection capabilities with applications for deformation monitoring in circular tunnels and shafts

G Walton, D Delaloye, MS Diederichs - Tunnelling and Underground …, 2014 - Elsevier
Terrestrial laser scanning, also known as Light Detection and Ranging (LiDAR) is an
emerging technology that has many proven uses in the geotechnical engineering …

Measurements of the vertical displacements of a railway bridge using TLS technology in the context of the upgrade of the polish railway transport

P Gawronek, M Makuch, B Mitka, T Gargula - Sensors, 2019 - mdpi.com
The railway system in Poland is undergoing technological transformation. The development
of the Polish railway system concerns not only high-speed trains but also infrastructure. The …

[PDF][PDF] Areal Deformation Analysis from TLS Point Clouds-The Challenge/Flächenhafte Deformationsanalyse Aus TLS-Punktwolken-Die Herausforderung

T Wunderlich, W Niemeier, D Wujanz, C Holst… - Allg. Vermess …, 2016 - researchgate.net
Terrestrisches Laserscanning wird in der Praxis bereits vielfach zur flächenhaften
Bestimmung von Bauwerksdeformationen genutzt. Es gibt jedoch kaum Ansätze zu strenger …

3D point cloud analysis for damage detection on hyperboloid cooling tower shells

M Makuch, P Gawronek - Remote Sensing, 2020 - mdpi.com
The safe operation and maintenance of the appropriate strength of hyperboloid cooling
towers require special supervision and a maintenance plan that takes into consideration the …

Overview on current modelling strategies of point clouds for deformation analysis

H Neuner, C Holst, H Kuhlmann - … : AVN; Zeitschrift für alle …, 2016 - bonndoc.ulb.uni-bonn.de
Terrestrial laser scanning was used for deformation monitoring of structures and
geoscientific objects already at an early stage of its employment for engineering geodetic …

Terrestrial laser scanner two-face measurements for analyzing the elevation-dependent deformation of the onsala space observatory 20-m radio telescope's main …

C Holst, D Schunck, A Nothnagel, R Haas… - Sensors, 2017 - mdpi.com
For accurate astronomic and geodetic observations based on radio telescopes, the
elevation-dependent deformation of the radio telescopes' main reflectors should be known …

A spatio-temporal deformation model for laser scanning point clouds

C Harmening, H Neuner - Journal of Geodesy, 2020 - Springer
The establishment of the terrestrial laser scanner changed the analysis strategies in
engineering geodesy from point-wise approaches to areal ones. During recent years, a …

TLS measurement during static load testing of a railway bridge

P Gawronek, M Makuch - ISPRS International Journal of Geo-Information, 2019 - mdpi.com
Terrestrial laser scanning (TLS) technology has become increasingly popular in
investigating displacement and deformation of natural and anthropogenic objects …

Model selection for parametric surfaces approximating 3D point clouds for deformation analysis

X Zhao, B Kargoll, M Omidalizarandi, X Xu, H Alkhatib - Remote Sensing, 2018 - mdpi.com
Deformation monitoring of structures is a common application and one of the major tasks of
engineering surveying. Terrestrial laser scanning (TLS) has become a popular method for …