Results 21 to 30 of about 219,149 (197)

Airborne laser scanning for quantifying criteria and indicators of sustainable forest management in Canada

open access: yesCanadian Journal of Forest Research, 2021
Airborne laser scanning (ALS) has emerged as a technology capable of generating descriptors of vegetation structure and best available terrain information.
Tristan R. H. Goodbody   +8 more
semanticscholar   +1 more source

Semi-Automatic Registration of Airborne and Terrestrial Laser Scanning Data Using Building Corner Matching with Boundaries as Reliability Check

open access: yesRemote Sensing, 2013
Data registration is a prerequisite for the integration of multi-platform laser scanning in various applications. A new approach is proposed for the semi-automatic registration of airborne and terrestrial laser scanning data with buildings without eaves.
Liang Cheng   +3 more
doaj   +1 more source

DETECTION OF WATER SURFACES IN FULL-WAVEFORM LASER SCANNING DATA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Airborne laser scanning has become a standard method for recording topographic data. A new generation of laser scanners digitises the complete waveform of the backscattered signal and thus offers the possibility of analysing the signal shape.
A. Schmidt, F. Rottensteiner, U. Sörgel
doaj   +1 more source

Predicting growing stock volume of Eucalyptus plantations using 3-D point clouds derived from UAV imagery and ALS data [PDF]

open access: yes, 2019
Estimating forest inventory variables is important in monitoring forest resources and mitigating climate change. In this respect, forest managers require flexible, non-destructive methods for estimating volume and biomass.
Botequim, Brigite   +8 more
core   +2 more sources

Tree Height Growth Measurement with Single-Scan Airborne, Static Terrestrial and Mobile Laser Scanning

open access: yesSensors, 2012
This study explores the feasibility of applying single-scan airborne, static terrestrial and mobile laser scanning for improving the accuracy of tree height growth measurement.
Yi Lin   +4 more
doaj   +1 more source

Are we ready for a National Forest Information System? State of the art of forest maps and airborne laser scanning data availability in Italy

open access: yes, 2021
: Forest planning, forest management, and forest policy require updated, reliable, and harmonized spatial datasets. In Italy a national geographic Forest Information System (FIS) designed to store and facilitate the access and analysis of spatial ...
G. D’amico   +9 more
semanticscholar   +1 more source

3D Reconstruction of Bridges from Airborne Laser Scanning Data and Cadastral Footprints

open access: yesJournal of Geovisualization and Spatial Analysis, 2021
The given paper describes a method for automatic 3D reconstruction of bridges from cadastral footprints and airborne laser scanning point clouds. The reconstructed bridges are used to enrich 3D city models.
S. Goebbels
semanticscholar   +1 more source

An approach for real world data modelling with the 3D terrestrial laser scanner for built environment [PDF]

open access: yes, 2007
Capturing and modelling 3D information of the built environment is a big challenge. A number of techniques and technologies are now in use. These include EDM, GPS, and photogrammetric application, remote sensing and traditional building surveying ...
Arayici, Y
core   +2 more sources

Processing and analysis of airborne full-waveform laser scanning data for the characterization of forest structure and fuel properties

open access: yesRevista de Teledetección, 2020
This PhD thesis addresses the development of full-waveform airborne laser scanning (ALSFW) processing and analysis methods to characterize the vertical forest structure, in particular the understory vegetation.
P. Crespo-Peremarch, L. A. Ruiz
doaj   +1 more source

COMPARISON OF SOFTWARE FOR AIRBORNE LASER SCANNING DATA PROCESSING IN SMART CITY APPLICATIONS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Problems of processing of point clouds of airborne laser scanning using different software for Smart City projects are considered. Results of comparison of suitable software on the base of a test point cloud are presented.
V. Badenko   +4 more
doaj   +1 more source

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