Zobrazeno 1 - 10
of 16 148
pro vyhledávání: '"earth-observation"'
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 18, Pp 321-336 (2025)
Self-supervised learning guided by masked image modeling, such as masked autoencoder (MAE), has attracted wide attention for pretraining vision transformers in remote sensing. However, MAE tends to excessively focus on pixel details, limiting the mod
Externí odkaz:
https://doaj.org/article/ad141a7704a940acb0a37173d5a8ed62
Publikováno v:
ICT Express, Vol 10, Iss 6, Pp 1199-1205 (2024)
Efficient delivery of content to areas where terrestrial Internet service is unavailable can be possible via content caching at low earth orbit (LEO) satellites. Cached content in several LEO satellites must be delivered via inter-satellite links (IS
Externí odkaz:
https://doaj.org/article/270c260c33ba4daf84078fd569a9d0e5
Publikováno v:
International Journal of Sustainable Engineering, Vol 17, Iss 1, Pp 1-10 (2024)
In September 2015, the United Nations launched the 2030 Agenda for Sustainable Development, followed by the adoption of the ‘Space2030’ Agenda in October 2021, highlighting the importance of space and Earth Observation (EO) data in monitoring pro
Externí odkaz:
https://doaj.org/article/c8b128c99c984a6fbd4324fa534e95a3
Autor:
Nguyen Quang Thi, Hoang Van Hung
Publikováno v:
Environment and Natural Resources Journal, Vol 22, Iss 5, Pp 437-448 (2024)
Droughts are among the most costly hazards in Tay Nguyen (known as Vietnamese Central Highlands), causing significant threats to agriculture and vegetation ecosystems. This study investigated the spatial and temporal dynamics of vegetation-based drou
Externí odkaz:
https://doaj.org/article/27ff93ff3a534a4d93b5bb1fe04ffcd3
Publikováno v:
Kongjian kexue xuebao, Vol 44, Pp 677-686 (2024)
SDGSAT-1, the world's first science satellite dedicated to assisting the United Nations 2030 Sustainable Development Agenda, has been operational for over two and a half years. It provides valuable data to aid in implementing the Sustainable Developm
Externí odkaz:
https://doaj.org/article/26907f605f3f47b994b2db583efb5086
Publikováno v:
Kongjian kexue xuebao, Vol 44, Pp 731-740 (2024)
Currently, China has 32 Earth observation satellites in orbit. The satellites can provide various data such as optical, multispectral, infrared, and radar. The spatial resolution of China Earth observation satellites ranges from low to medium to high
Externí odkaz:
https://doaj.org/article/47958ac323ba4911a49ef7ca3bed5c3e
Publikováno v:
Agricultural Water Management, Vol 306, Iss , Pp 109175- (2024)
A tertiary irrigation system is essential for efficient water management in large-scale irrigation scheme and requires regular evaluation to understand their effectiveness. The current water balance method for tertiary irrigation system evaluation re
Externí odkaz:
https://doaj.org/article/4ad6237930864cb6aaaabbfce5a0de06
Autor:
Davide Consoli, Leandro Parente, Rolf Simoes, Murat Şahin, Xuemeng Tian, Martijn Witjes, Lindsey Sloat, Tomislav Hengl
Publikováno v:
PeerJ, Vol 12, p e18585 (2024)
Processing large collections of earth observation (EO) time-series, often petabyte-sized, such as NASA’s Landsat and ESA’s Sentinel missions, can be computationally prohibitive and costly. Despite their name, even the Analysis Ready Data (ARD) ve
Externí odkaz:
https://doaj.org/article/cfb19833e78b47e584feb436b8b58dfe
Autor:
Mohammed Alae Chanoui, Ilyas El wafi, Imane Khalil, Mohammed Sbihi, Zine El Abidine Alaoui Ismaili, Zouhair Guennoun
Publikováno v:
Results in Engineering, Vol 24, Iss , Pp 103324- (2024)
Optimizing Earth observation nanosatellite missions requires careful orbit selection to ensure global coverage and high image quality. The main challenge is to define an optimal orbit that maximizes image quality while achieving comprehensive Earth c
Externí odkaz:
https://doaj.org/article/8541b643720748edbbaed00b94dfed21
Autor:
Emma Deeks, Karine Magalhães, Dimosthenis Traganos, Raymond Ward, Iran Normande, Terence P. Dawson, Pavel Kratina
Publikováno v:
Environmental and Sustainability Indicators, Vol 24, Iss , Pp 100489- (2024)
Seagrass ecosystems are globally important blue carbon sinks and support significant marine and terrestrial biodiversity. However, human-induced climate change coupled with other anthropogenic pressures have substantially reduced seagrass distributio
Externí odkaz:
https://doaj.org/article/3739dc958fb846278ee07d00cbb8c89c