Results 31 to 40 of about 9,313 (161)

LEARNED COMPACT LOCAL FEATURE DESCRIPTOR FOR TLS-BASED GEODETIC MONITORING OF NATURAL OUTDOOR SCENES [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2018
The advantages of terrestrial laser scanning (TLS) for geodetic monitoring of man-made and natural objects are not yet fully exploited. Herein we address one of the open challenges by proposing feature-based methods for identification of corresponding ...
Z. Gojcic, C. Zhou, A. Wieser
doaj   +1 more source

Machine learning-based prediction of Alpine foehn events using GNSS troposphere products: first results for Altdorf, Switzerland [PDF]

open access: yesAtmospheric Measurement Techniques, 2022
Remote sensing of water vapour using the Global Navigation Satellite System (GNSS) is a well-established technique and reliable data source for numerical weather prediction (NWP).
M. Aichinger-Rosenberger   +4 more
doaj   +1 more source

Airborne LiDAR for DEM generation: some critical issues [PDF]

open access: yes, 2008
Airborne LiDAR is one of the most effective and reliable means of terrain data collection. Using LiDAR data for DEM generation is becoming a standard practice in spatial related areas.
Liu, Xiaoye
core   +2 more sources

ASSISTED CONTROL POINT MEASUREMENT FOR CLOSE RANGE PHOTOGRAMMETRY. [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
This paper describes the automation and optimization in control points measurement and elaboration of sketches in Close Range Photogrammetry. The system can be controlled by an operator alone and it integrates a robotized and reflectorless total station,
E. Mata   +3 more
doaj   +1 more source

A Modeling Approach for Predicting the Resolution Capability in Terrestrial Laser Scanning

open access: yesRemote Sensing, 2021
The minimum size of objects or geometrical features that can be distinguished within a laser scanning point cloud is called the resolution capability (RC).
Sukant Chaudhry   +2 more
doaj   +1 more source

Low-Cost GNSS and Real-Time PPP: Assessing the Precision of the u-blox ZED-F9P for Kinematic Monitoring Applications

open access: yesRemote Sensing, 2022
With the availability of low-cost, mass-market dual-frequency GNSS (Global Navigation Satellite System) receivers, standalone processing methods such as Precise Point Positioning (PPP) are no longer restricted to geodetic-grade GNSS equipment only ...
Roland Hohensinn   +7 more
doaj   +1 more source

Some aspects in photogrammetry education at the department of geodesy and cadastre of the VGTU [PDF]

open access: yesGeodesy and Cartography, 2008
Th e education in photogrammetry is very important when applying photogrammetric methods for the terrain mapping purposes, for spatial data modelling, solving engineering tasks, measuring of architectural monuments etc. During the time the traditional photogrammetric technologies have been changing to modern fully digital photogrammetric workflow.
openaire   +3 more sources

MODELING OF THE "PLAN DA MATTUN" ARCHAEOLOGICAL SITE USING A COMBINATION OF DIFFERENT SENSORS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2012
Plan da Mattun is located at ~2200 metre above sea level in the Tasna valley in alpine south-eastern Switzerland. In this remote location, finds dating back to the time of Ötzi (3000 B.C.) were discovered by archaeologists from the University of Zurich.
D. Novák, P. Tokarczyk, P. W. Theiler
doaj   +1 more source

Extraction of main levels of a building from a large point cloud [PDF]

open access: yes, 2019
Horizontal levels are references entities, the base of man-made environments. Their creation is the first step for various applications including the BIM (Building Information Modelling).
Ferrarese, Stefano   +3 more
core   +1 more source

Geometric Inspection in 3D Concrete Manufacturing: Comparison of Data Capturing Techniques [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Geometric quality inspection is an essential process in digital construction that provides insight into the conformity of the fabricated components to their designed models.
M. Maboudi, K. Mawas, M. Gerke
doaj   +1 more source

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