Results 21 to 30 of about 354,488 (266)
Optimization of the number and position of ground control point configured for UAV survey [PDF]
Tehnika, 2021 This research aims to present the most optimal solution in terms of position and number of orientation points (GCP) for surveying using the UAV method in the area of the suburban settlement of Duboko in Umka.
Stojković Stefanija M. +1 more
doaj +1 more source
Drone-Enabled Multimodal Platform for Inspection of Industrial Components
IEEE Access, 2022 In the rise of recent advancements in unmanned aerial vehicles, many studies have focused on using multi-modal platforms for remote inspection of industrial and construction sites.
Parham Nooralishahi +2 more
doaj +1 more source
Remote Sensing, 2023 Over-exploitation of coal mines leads to surface subsidence, surface cracks, collapses, landslides, and other geological disasters. Taking a mining area in Nalintaohai Town, Ejin Horo Banner, Ordos City, Inner Mongolia Autonomous Region, as an example ...
Yuejuan Chen +8 more
doaj +1 more source
Development and Evaluation of a UAV-Photogrammetry System for Precise 3D Environmental Modeling
Sensors, 2015 The specific requirements of UAV-photogrammetry necessitate particular solutions for system development, which have mostly been ignored or not assessed adequately in recent studies.
Mozhdeh Shahbazi +3 more
doaj +1 more source
Geocoding Error Correction for InSAR Point Clouds
Remote Sensing, 2018 Persistent Scatterer Interferometry (PSI) is an advanced multitemporal InSAR technique that is capable of retrieving the 3D coordinates and the underlying deformation of time-coherent scatterers.
Sina Montazeri +2 more
doaj +1 more source
Frontiers in Environmental Science, 2023 Recent publications have described the ability of citizen scientists to conduct unoccupied aerial system (UAS) flights to collect data for coastal management.
Lucas F. Rabins +3 more
doaj +1 more source
Terrestrial photogrammetry without ground control points
Earth Science Informatics, 2013 Terrestrial photogrammetry should be the survey technique of choice when updating large scale urban maps and GIS databases, where 3D data and attribute data are required. Its main drawback is the need for Ground Control Points (GCP) to reference the survey.
Gianfranco Forlani +3 more
openaire +2 more sources
ASSESSING THE VIABILITY OF PPK TECHNIQUES FOR ACCURATE MAPPING WITH UAS [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023 Utilizing ground control points (GCPs) to georeference photogrammetry-based point cloud data is a common practice in unmanned aerial system (UAS) mapping.
R. Tamimi, C. Toth
doaj +1 more source
Remote Sensing, 2020 Currently, products that are obtained by Unmanned Aerial Systems (UAS) image processing based on structure-from-motion photogrammetry (SfM) are being investigated for use in high precision projects.
Valeria-Ersilia Oniga +3 more
doaj +1 more source
Accurate Positioning with Stereo SAR Images and One Ground Control Point
Leida xuebao, 2014 Geometrical imaging models and calculations of orientation parameters are the main factors affecting the positioning of stereo Synthetic Aperture Radar (SAR) images.
Zhang Hong-min +3 more
doaj +1 more source