Results 11 to 20 of about 21,436 (210)

UAV LINEAR PHOTOGRAMMETRY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015
The photogrammetric treatment of images acquired on a linear axis is a problematic case. Such tricky configurations often leads to bended 3D models, described as a bowl effect, which requires ground measurements to be fixed.
V. Tournadre   +2 more
doaj   +4 more sources

EDU-UAV Photogrammetry Current Online Educational Landscape [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
UAV photogrammetry plays an essential role in applications such as disaster management, food security, and mapping due to its adaptability, scalability, and accuracy in data collection.
Y. Al Asmar   +3 more
doaj   +3 more sources

IMPROVING UAV TELEMETRY POSITIONING FOR DIRECT PHOTOGRAMMETRY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2021
Abstract. A fundamental step of UAV photogrammetric processes is to collect Ground Control Points (GCPs) by means of geodetic-quality GNSS receivers or total stations, thus obtaining an absolutely oriented model with a centimetric accuracy. This procedure is usually time-consuming, expensive and potentially dangerous for operators who sometimes need to
Lorenzo Rossi   +4 more
openaire   +4 more sources

Application of UAV Photogrammetry on Ecological Restoration of Abandoned Open-pit mines, Northern Anhui Province, China [PDF]

open access: yesNature Environment and Pollution Technology, 2022
Mine survey is an important part of the ecological restoration design of an abandoned open-pit mine because it gives precise survey data for mine management.
Hongbao Dai and Jiying Xu
doaj   +1 more source

THE GREAT WALL 3D DOCUMENTATION AND APPLICATION BASED ON MULTI-SOURCE DATA FUSION – A CASE STUDY OF NO.15 ENEMY TOWER OF THE NEW GUANGWU GREAT WALL [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
Laser scanning or photogrammetry are useful individual techniques for digital documentation of cultural heritage sites. However, these techniques are of limited usage if cultural heritage such as the Great Wall is in harsh geographical conditions.
W. Hua, Y. Qiao, M. Hou, M. Hou, M. Hou
doaj   +1 more source

PERFORMANCE EVALUATION OF 3D MODELING SOFTWARE FOR UAV PHOTOGRAMMETRY [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
UAV (Unmanned Aerial Vehicle) photogrammetry, which combines UAV and freely available internet-based 3D modeling software, is widely used as a low-cost and user-friendly photogrammetry technique in the fields such as remote sensing and geosciences.
H. Yanagi, H. Yanagi, H. Chikatsu
doaj   +1 more source

EXPERIMENT ON UAV PHOTOGRAMMETRY AND TERRESTRIAL LASER SCANNING FOR ICT-INTEGRATED CONSTRUCTION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017
In the 2016 fiscal year the Ministry of Land, Infrastructure, Transport and Tourism of Japan started a program integrating construction and ICT in earthwork and concrete placing.
N. Takahashi   +5 more
doaj   +1 more source

UAV PHOTOGRAMMETRY: BLOCK TRIANGULATION COMPARISONS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
Abstract. UAVs systems represent a flexible technology able to collect a big amount of high resolution information, both for metric and interpretation uses. In the frame of experimental tests carried out at Dept. ICA of Politecnico di Milano to validate vector-sensor systems and to assess metric accuracies of images acquired by UAVs, a block of photos ...
GINI, ROSSANA   +5 more
openaire   +5 more sources

Tracking the Evolution of Riverbed Morphology on the Basis of UAV Photogrammetry [PDF]

open access: yesRemote Sensing, 2021
Unmanned aerial vehicle (UAV) photogrammetry has recently become a widespread technique to investigate and monitor the evolution of different types of natural processes. Fluvial geomorphology is one of such fields of application where UAV potentially assumes a key role, since it allows for overcoming the intrinsic limits of satellite and airborne-based
Gracchi T.   +5 more
openaire   +2 more sources

A review of construction and functionality of photogrammetric unmanned aerial vehicles [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2016
A photogrammetry from an unmanned aerial vehicle (UAV) can be understood as a new measurement tool. It introduces low-cost alternatives for a traditional aerial photogrammetry, combining terrestrial, aerial, and satellite photogrammetry techniques.
Paweł Burdziakowski
doaj   +1 more source

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