Results 31 to 40 of about 212,582 (290)

Novel low-cost mobile mapping systems for forest inventories as terrestrial laser scanning alternatives

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2021
The development of devices capable of generating three-dimensional (3D) point clouds of the forest is flourishing in recent years. It is possible to generate relatively dense and accurate 3D data not only by terrestrial laser scanning but also mobile ...
Martin Mokroš   +11 more
doaj   +2 more sources

A Novel Approach for the Detection of Standing Tree Stems from Plot-Level Terrestrial Laser Scanning Data

open access: yesRemote Sensing, 2019
Tree stem detection is a key step toward retrieving detailed stem attributes from terrestrial laser scanning (TLS) data. Various point-based methods have been proposed for the stem point extraction at both individual tree and plot levels.
Guangjian Yan   +2 more
exaly   +2 more sources

Control Measurements of Crane Rails Performed by Terrestrial Laser Scanning [PDF]

open access: yesSensors, 2017
This article presents a method for measuring the geometry of crane rails with terrestrial laser scanning (TLS). Two sets of crane rails were divided into segments, their planes were adjusted, and the characteristic rail lines were defined. We used their profiles to define the positional and altitude deviations of the rails, the span and height ...
Tomaz Ambrozic, Klemen Kregar
exaly   +5 more sources

Benchmarking laser scanning and terrestrial photogrammetry to extract forest inventory parameters in a complex temperate forest

open access: yesInternational Journal of Applied Earth Observations and Geoinformation, 2022
National forest inventories (NFI) are important for the assessment of the state and development of forests. Traditional NFIs often rely on statistical sampling approaches as well as expert assessment which may suffer from observer bias and may lack ...
Daniel Kükenbrink   +3 more
doaj   +2 more sources

Wedge-Filtering of Geomorphologic Terrestrial Laser Scan Data

open access: yesSensors, 2013
Terrestrial laser scanning is of increasing importance for surveying and hazard assessments. Digital terrain models are generated using the resultant data to analyze surface processes.
Alexander Prokop, Helmut Panholzer
doaj   +3 more sources

Efficiency of Terrestrial Laser Scanning in Survey Works: Assessment, Modelling, and Monitoring [PDF]

open access: yesInternational Journal of Environmental Sciences & Natural Resources, 2023
Nowadays, static, mobile, terrestrial, and airborne laser scanning technologies have become familiar data sources for engineering work, especially in the area of land surveying.
Fayez Tarsha Kurdi
semanticscholar   +1 more source

Cost–Benefit Analysis of Scan-vs-BIM-Based Quality Management

open access: yesBuildings, 2022
Terrestrial laser scanning (TLS) and building information modeling (BIM) play an important role as smart construction technologies introduced to increase productivity in the architecture, engineering, and construction (AEC) industry. However, these smart
Taewan Kim   +4 more
doaj   +1 more source

Static Terrestrial Laser Scanning (TLS) for Heritage Building Information Modeling (HBIM): A Systematic Review

open access: yesVirtual Worlds, 2023
Heritage Building Information Modeling (HBIM) is an essential technology for heritage documentation, conservation, and management. It enables people to understand, archive, advertise, and virtually reconstruct their built heritage.
Junshan Liu   +3 more
semanticscholar   +1 more source

Combination of terrestrial laser scanning and UAV photogrammetry for 3D modelling and degradation assessment of heritage building based on a lighting analysis: case study—St. Adalbert Church in Gdansk, Poland

open access: yesHeritage Science, 2023
The construction of the St. Adalbert Church in Gdansk dates to 1310. It is a church of rich history and great historical value, and its care is challenging.
P. Tysiąc   +4 more
semanticscholar   +1 more source

A Study of Scan Patterns for Mobile Mapping [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
Mobile terrestrial scanning systems automate terrestrial laser scanning. Continous scanning mobile terrestrial systems constantly spin the terrestrial laser scanner and thus combine terrestrial scanning with kinematic laser scanning.
J. Elsberg, D. Borrmann, A. Nüchter
doaj   +1 more source

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