Results 41 to 50 of about 149,782 (195)

Research on 3D Virtual Scene Reconstruction and Application Based on Multi-source Data Fusion [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
As digital cities evolve, the demand for 3D reconstruction increases, but challenges in accuracy and completeness remain.This study proposes a 3D virtual scene reconstruction and application framework, which overcomes the limitations of single-source ...
H. Tang   +7 more
doaj   +1 more source

Optimized Views Photogrammetry: Precision Analysis and a Large-Scale Case Study in Qingdao

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
Unmanned aerial vehicle (UAVs) have become one of the widely used remote sensing platforms and played a critical role in the construction of smart cities.
Qingquan Li   +3 more
doaj   +1 more source

Application of oblique photogrammetry with the help of unmanned aerial vehicles i̇n structured areas [PDF]

open access: yes, 2018
Son yıllarda gelişen teknoloji ile birlikte yeryüzünün en iyi ve doğru şekilde temsil edilebileceği yeni teknolojiler ortaya çıkmıştır. Bu çalışmamızda son zamanlarda fotogrametri tekniğindeki gelişmeler ile birlikte hayatımıza giren eğik resim ...
Erdönmez, Mehmet
core   +2 more sources

PHOTOGRAMMETRIC SOLUTIONS FOR 3D MODELING OF CULTURAL HERITAGE SITES IN REMOTE AREAS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
The realistic possibility of using non-metric digital cameras to achieve reliable 3D models has eased the application of photogrammetry in different domains.
A. Mostafavi   +3 more
doaj   +1 more source

Application of Oblique Photogrammetry in Real Estate Surveying and Mapping

open access: yesDEStech Transactions on Engineering and Technology Research, 2018
Traditional real estate surveying and mapping is inefficient and costly. UAV oblique photography technology is a technology developed in recent years. Photogrammetry technology can collect data and construct 3D modeling rapidly and access multi-source data etc. First this paper uses oblique photogrammetry to construct a 3d model of a university campus.
WEN-FEI XI   +4 more
openaire   +2 more sources

UAV Block Geometry Design and Camera Calibration: A Simulation Study

open access: yesSensors, 2021
Acknowledged guidelines and standards such as those formerly governing project planning in analogue aerial photogrammetry are still missing in UAV photogrammetry.
Riccardo Roncella, Gianfranco Forlani
doaj   +1 more source

OBLIQUE AERIAL IMAGERY FOR NMA – SOME BEST PRACTICES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Oblique airborne photogrammetry is rapidly maturing and being offered by service providers as a good alternative or replacement of the more traditional vertical imagery and for very different applications (Fig.1).
F. Remondino   +7 more
doaj   +1 more source

3D MODELING OF GIRIFALCO FORTRESS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019
Despite photogrammetry has been longly used for 3D model production, the recent development of structure from motion based reconstructions and the spread of unmanned aerial vehicles (UAV) are increasing its usage even further.
A. Masiero   +6 more
doaj   +1 more source

How Image Acquisition Geometry of UAV Campaigns Affects the Derived Products and Their Accuracy in Areas with Complex Geomorphology

open access: yesISPRS International Journal of Geo-Information, 2021
The detailed and accurate mapping of landscapes and their geomorphological characteristics is a key issue in hazard management. The current study examines whether the image acquisition geometry of unmanned aerial vehicle (UAV) campaigns affects the ...
Aggeliki Kyriou   +2 more
doaj   +1 more source

Absolute height measurement of specular surfaces with modified active fringe reflection photogrammetry [PDF]

open access: yes, 2014
Deflectometric methods have been studied for more than a decade for slope measurement of specular freeform surfaces through utilization of the deformation of a sample pattern after reflection from a tested sample surface.
Zhang, Zonghua   +8 more
core   +1 more source

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