Zobrazeno 1 - 10
of 2 862
pro vyhledávání: '"SRTM"'
Publikováno v:
Discover Geoscience, Vol 2, Iss 1, Pp 1-32 (2024)
Abstract This study comprehensively examines the hydro-morphological, topo-hydrological, and physiographic features of the Nandakini catchment in the north-western Himalayas. In the absence of extensive hydrological data, employing morphometric param
Externí odkaz:
https://doaj.org/article/a6a6acdb8e2a4d96ad6b248ef4d905b2
Publikováno v:
Water Science and Technology, Vol 89, Iss 8, Pp 1913-1927 (2024)
This study compared two different methods, the satellite altimetry-based and DEM (digital elevation model)-based, for estimating lake water volume changes. We focused on 34 lakes in China as the testing sites to compare the two methods for lake water
Externí odkaz:
https://doaj.org/article/fd7d9ec7e3fe42fa9c8cd42ef01c5925
Publikováno v:
Journal of Flood Risk Management, Vol 17, Iss 2, Pp n/a-n/a (2024)
Abstract The risk of flooding has become more significant in many parts of the world due to climate change and increased urbanization. Flood has devastating effects on infrastructure, and communities, causing damage to property and loss of life. Simu
Externí odkaz:
https://doaj.org/article/679ec7826e0c4ef685e4472f33a6c5e7
Publikováno v:
Egyptian Journal of Remote Sensing and Space Sciences, Vol 26, Iss 4, Pp 919-936 (2023)
The study conducted aimed to examine the accuracy of Digital Elevation Models (DEMs) in Egypt, specifically the TanDEM-X mission's 30 m and 12 m resolution DEMs and the SRTM DEM with a 30 m resolution. The accuracy of DEMs is essential for various ci
Externí odkaz:
https://doaj.org/article/94ff74fef4624a178051e199d24dfe2f
Publikováno v:
Alexandria Engineering Journal, Vol 84, Iss , Pp 47-58 (2023)
Digital elevation models (DEMs) are crucial for numerous assessments of the Earth's surface, so this research aim to evaluate the quality of several open source DEMs like advanced spaceborne thermal emission and reflection radiometer global DEM (ASTE
Externí odkaz:
https://doaj.org/article/ecea753f9b1f4af8a997b3ab7ea428b0
Autor:
Parvaiz Ahmad Ganie, Ravindra Posti, Vidya Shree Bharti, Vinay Kumar Sehgal, Debajit Sarma, Pramod Kumar Pandey
Publikováno v:
Conservation, Vol 3, Iss 4, Pp 460-490 (2023)
This study was undertaken in the Himalayan basin, in the river Lohawati, Uttarakhand, to study its hydro-morphological characteristics and prioritise the watersheds using geospatial tools. Advanced Spaceborne Thermal Emission and Reflection (ASTER-30
Externí odkaz:
https://doaj.org/article/e6c7796d29934f098f82eed9ef9a45e6
Autor:
Ahmed A Elashiry, Omar Al Khalil
Publikováno v:
JES: Journal of Engineering Sciences, Vol 51, Iss 5, Pp 302-317 (2023)
In this study, we seek to evaluate the efficiency of SfM Photogrammetry in obtaining Digital Elevation Model (DEM) from the free Google Earth browser, by simulating the aerial photography of the terrain displayed by this browser, calculating the resu
Externí odkaz:
https://doaj.org/article/c7f3751c206b4b18af714b7d42975582
Publikováno v:
Riscuri şi Catastrofe, Vol 32, Iss 1, Pp 39-58 (2023)
Over the years numerous geospatial data sets have become accessible to users in the form of various types of digital elevation models (DEMs) at different resolutions. DEMs are often used to study the behavior and hydrological response of watersheds,
Externí odkaz:
https://doaj.org/article/23d3a2cfc8a44890bb73f78914a23dcb
Autor:
LOMAKIN I.E., KOCHELAB V.V.
Publikováno v:
Геологія і корисні копалини Світового океану, Vol 19, Iss 1, Pp 33-41 (2023)
The structural position of the Black Sea deep-sea depression is generally determined by its location in the area of intersection of diagonal transcontinental tectonolineament belts. The different thickness of deposits of the same age in different dep
Externí odkaz:
https://doaj.org/article/b426f7d20da8422d85c00a9720653328
Autor:
Danang Budi Susetyo
Publikováno v:
Geodesy and Cartography, Vol 49, Iss 4 (2023)
DEM can be used optimally when it has good accuracy. Thus, assessing DEM data quality is mandatory before use it for specific thematic applications. Recently, there are open-source DEM data that can be downloaded and used freely by users, such as SRT
Externí odkaz:
https://doaj.org/article/fe4d6f6349d648a0a17cac909fd84b3c