Results 11 to 20 of about 7,546 (298)

Model-based CP Selection Method for Calibration of Airborne InSAR with Sparse GCPs

open access: yesLeida xuebao, 2012
High-precision height acquisition needs to correct the interferometric parameters errors by interferometric calibration for Interferometric Synthetic Aperture Radar (InSAR) system with many Ground Control Points (GCPs).
Hu Ji-wei, Hong Jun, Ming Feng, Li Liang
doaj   +2 more sources

Arhgef7 is essential for granule cell precursor proliferation and migration during cerebellum development [PDF]

open access: yesiScience
Summary: During cerebellar development, granule cell precursors (GCPs) undergo a series of tightly regulated events, including proliferation, migration, and differentiation.
Vanesa Jiménez-Amilburu   +5 more
doaj   +2 more sources

Evaluation of the influence of the number of GCPS on the measurement quality of a photogrammetric block captured with an RTK UAV in geographical environments with high topographic roughness [PDF]

open access: yesGEOmedia
This study investigates the impact of using Ground Control Points (GCPs) on the measurement quality of photogrammetric blocks in high topographic roughness areas, captured with an RTK-enabled UAV.
Kevin De Flue Pilco Lopez, Moises Araca
doaj   +1 more source

Interitem correlation statistics of the C-GCPS- R.

open access: yes, 2023
Interitem correlation statistics of the C-GCPS- R.
Shumin Hao (17125134)   +4 more
core   +1 more source

Standardized two-factor structural equation model of the C-GCPS- R.

open access: yes, 2023
Standardized two-factor structural equation model of the C-GCPS- R.
Shumin Hao (17125134)   +4 more
core   +1 more source

Correlation of each item with the total scale of the C-GCPS-R.

open access: yes, 2023
Correlation of each item with the total scale of the C-GCPS-R.
Shumin Hao (17125134)   +4 more
core   +1 more source

Influence of flight altitude and control points in the georeferencing of images obtained by unmanned aerial vehicle

open access: yesEuropean Journal of Remote Sensing, 2021
This study aimed to explore the influence of flight altitude, density, and distribution of ground control points (GCPs) on the digital terrain model (DTM) in surveys conducted by unmanned aerial vehicles (UAVs).
Lucas Santos Santana   +8 more
doaj   +1 more source

UAV Photogrammetry Accuracy Assessment for Corridor Mapping Based on the Number and Distribution of Ground Control Points

open access: yesRemote Sensing, 2020
Unmanned aerial vehicle (UAV) photogrammetry has recently emerged as a popular solution to obtain certain products necessary in linear projects, such as orthoimages or digital surface models. This is mainly due to its ability to provide these topographic
Ezequiel Ferrer-González   +3 more
doaj   +1 more source

ASSESSING THE VIABILITY OF PPK TECHNIQUES FOR ACCURATE MAPPING WITH UAS [PDF]

open access: yesThe 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

Accuracy comparison of Pleiades satellite ortho-images using GPS device based GCPs against TerraSAR-X-based GCPs [PDF]

open access: yes, 2016
The work contained in this article was done as part of my Ph.D studies in Geoinformatics at the Department of Geography, Geoinformatics and Meteorology, University of Pretoria (Henrico, 2016).Conducting single frame orthorectification on satellite images
Combrinck, Ludwig   +2 more
core   +1 more source

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