Zobrazeno 1 - 10
of 3 912
pro vyhledávání: '"orthophoto"'
Publikováno v:
Geo-spatial Information Science, Pp 1-20 (2024)
True Digital Orthophoto Maps (TDOMs) have high geometric accuracy and rich image characteristics, making them essential geographic data for national economic and social development. Complex terrain and artificial structures, automatic distortion elim
Externí odkaz:
https://doaj.org/article/d895f7ce724e49e58aa0f744ed197094
Autor:
Ahmed EL ashiry
Publikováno v:
JES: Journal of Engineering Sciences, Vol 52, Iss 2, Pp 53-70 (2024)
Drones are used by surveyors as an alternative to traditional methods of obtaining orthophoto maps and large-scale topographical maps, but several factors affect the accuracy of its data, one of them is software used in image processing. Because ther
Externí odkaz:
https://doaj.org/article/1b8768631e2643bb972c7799a458e992
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 129, Iss , Pp 103828- (2024)
The estimation of diameter at breast height (DBH) and tree height from stump dimensions plays a crucial role in assessing the economic and environmental impacts resulting from illegal logging or natural disasters. In this study, we assessed tree stum
Externí odkaz:
https://doaj.org/article/60b6b9f3e3b947f48b4f458946c70544
Autor:
Avramović Milivoje D.
Publikováno v:
Tehnika, Vol 79, Iss 4, Pp 395-408 (2024)
Data analysis for cadastral parcels (CPs) that are registered within the Real Estate Cadastre (REC) for the rivers in Republic of Serbia: Danube, Sava, Tisa, Drina, and Great Morava is presented in the paper. The analysis has been carried out based o
Externí odkaz:
https://doaj.org/article/d469c07b0b754469a604559d27304c39
Autor:
Ke Shi, Qingsong Wang, Zhiming Liu, Wenlong Hu, Haisong Weng, Yuanhui Mo, Tao Lai, Haifeng Huang
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 16030-16040 (2024)
The geometric positioning accuracy of synthetic aperture radar (SAR) images is affected by the radar system measurement and processing parameters, platform ephemeris data and auxiliary DEM data. Geometric calibration can compensate for the SAR system
Externí odkaz:
https://doaj.org/article/b2fadacd37184863b078a5a11405b21c
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 6126-6133 (2024)
The orthorectified Sentinel-2 images have systematic offset errors in areas with large surface elevation changes in the cases of open pit mining, land collapse and glacier movement, which can lead to the misinterpretation of geological features class
Externí odkaz:
https://doaj.org/article/7c0d5351f66a4f8c81da513fcf20f63f
Publikováno v:
Journal of Architecture and Urbanism, Vol 48, Iss 1 (2024)
An exploratory study of the evolution of urban green spaces in Lisbon using diachronic analysis of orthophoto maps Green urbanism, namely in the form of consolidated urban green spaces (UGSs), has gained traction along with the reformist impetus of u
Externí odkaz:
https://doaj.org/article/f238b339127044e48e76d1db69dcdd7a
Publikováno v:
Ain Shams Engineering Journal, Vol 15, Iss 3, Pp 102480- (2024)
The study is dedicated to the investigation and analysis of real-time navigation technologies for UAVs utilizing image scanning and object recognition. This research employs the DJI Inspire 2 drone alongside MapBotix software, integrating adapted alg
Externí odkaz:
https://doaj.org/article/056c4427ef9749ec9b9a633defa2bb00
Publikováno v:
Frontiers in Plant Science, Vol 15 (2024)
Precise and timely leaf area index (LAI) estimation for winter wheat is crucial for precision agriculture. The emergence of high-resolution unmanned aerial vehicle (UAV) data and machine learning techniques offers a revolutionary approach for fine-sc
Externí odkaz:
https://doaj.org/article/19d6f105d21a48a0ad65be506fc5af2a