Zobrazeno 1 - 10
of 516
pro vyhledávání: '"Ground Control Points"'
GCP Placement Methods for Improving the Accuracy of Shoreline Extraction in Coastal Video Monitoring
Publikováno v:
한국해양공학회지, Vol 38, Iss 4, Pp 174-186 (2024)
In coastal video monitoring, the direct linear transform (DLT) method with ground control points (GCPs) is commonly used for geo-rectification. However, current practices often overlook the impact of GCP quantity, arrangement, and the geographical ch
Externí odkaz:
https://doaj.org/article/94f3f760fc6b4bd9a253286ac813eef5
Publikováno v:
Remote Sensing, Vol 16, Iss 21, p 3934 (2024)
Real-Time/Post-Processing Kinematic (RTK/PPK) technology has been widely applied in Unmanned Aerial Vehicle (UAV) photogrammetry in glaciological research. Considering that ground control points (GCPs) cannot be set on glaciers, evaluating the impact
Externí odkaz:
https://doaj.org/article/b45da0847fdf43149b58a3a9dd8ec9d7
Autor:
Juan Antonio Pérez, Gil Rito Gonçalves, Juan Ramón Morillo Barragan, Pedro Fuentes Ortega, Antonio Antonio M. Caracol Palomo
Publikováno v:
Heliyon, Vol 10, Iss 9, Pp e29709- (2024)
Investigations into traffic accidents that lead to the determination of their causes and consequences are useful to all interested parties, both in the public and private sectors. One of the phases of investigation is the capture of data enabling the
Externí odkaz:
https://doaj.org/article/a6c0c5dccebc4713bb20c449ae6502cc
Autor:
Nikola Santrač, Pavel Benka, Mehmed Batilović, Radoš Zemunac, Sanja Antić, Milica Stajić, Nenad Antonić
Publikováno v:
Geodetski Vestnik, Vol 67, Iss 04, Pp 459-472 (2023)
In recent years, unmanned aerial vehicles (UAVs) have become increasingly important as a tool for quickly collecting high-resolution (spatial and spectral) imagery of the Earth's surface. The final products are highly dependent on the choice of value
Externí odkaz:
https://doaj.org/article/b278689c127a40f1a551d138f586defd
Autor:
Elton Vicente Escobar Silva, Cláudia Maria de Almeida, Rômulo Marques-Carvalho, João Vitor Roque Guerrero, Cleber Gonzales de Oliveira
Publikováno v:
Revista Brasileira de Cartografia, Vol 76, Iss 0a (2024)
Digital terrain models (DTMs) are digital elevation models (DEMs) that represent the bare ground surface. They are created by multiple sources, including satellite remote sensing, aerial photography, and ground-based surveys, and are often combined w
Externí odkaz:
https://doaj.org/article/6c0b93c178ea4ca3b6bad5cbf5cac52a
Publikováno v:
Journal of Geodesy and Geoinformation Science, Vol 6, Iss 2, Pp 62-70 (2023)
GF-14 satellite is a new generation of sub-meter stereo surveying and mapping satellite in China, carrying dual-line array stereo mapping cameras to achieve 1:10000 scale topographic mapping without Ground Control Points (GCPs). In fact, space-based
Externí odkaz:
https://doaj.org/article/a6e27f0a98ae496fb19836ba91dc22ff
Autor:
Ariel Vazquez-Dominguez, Andrea Magadán-Salazar, Raúl Pinto-Elías, Jorge Fuentes-Pacheco, Máximo López-Sánchez, Hernán Abaunza-González
Publikováno v:
Drones, Vol 8, Iss 5, p 195 (2024)
This paper presents a methodology for generating virtual ground control points (VGCPs) using a binocular camera mounted on a drone. We compare the measurements of the binocular and monocular cameras between the classical method and the proposed one.
Externí odkaz:
https://doaj.org/article/c5503045d8a54e6385828dedf25161d2
Publikováno v:
Applied Sciences, Vol 14, Iss 8, p 3163 (2024)
Unmanned aerial vehicles (UAVs) have been employed to perform aerial surveys in many industries owing to their versatility, relatively low cost, and efficiency. Ground control points (GCPs) are used for georeferencing to ensure orthophoto geolocation
Externí odkaz:
https://doaj.org/article/f51fe72122ac44dc9c9d6d3a79f1e7f3
Publikováno v:
Geocarto International, Vol 38, Iss 1 (2023)
Accurate and unified information from the increasingly remote sensing (RS) scenes is important for RS applications in multi-sectoral association services of natural resource management. However, these applications in mountain areas are limited by the
Externí odkaz:
https://doaj.org/article/2eeca743a11f4664b69660d31bfc477b
Publikováno v:
Tehnika, Vol 78, Iss 5, Pp 535-544 (2023)
The positional and vertical accuracy of UAV aerial photogrammetry products generated using the Structure from Motion (SfM) approach depends on various factors, such as flight plan parameters, camera quality, camera calibration, the SfM algorithm used
Externí odkaz:
https://doaj.org/article/fb40ae9b922a436982541717e564e19c