Zobrazeno 1 - 10
of 3 080
pro vyhledávání: '"spectral unmixing"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-18 (2024)
Abstract Leveraging diverse optomechanical and imaging technologies for precision agriculture applications is gaining attention in emerging economies. The precise spatial detection of plant objects in farms is crucial for optimizing plant-level nutri
Externí odkaz:
https://doaj.org/article/7025e9fc9a3342388d6a266bd9084d58
Autor:
Ruiqi Du, Junying Chen, Youzhen Xiang, Ru Xiang, Xizhen Yang, Tianyang Wang, Yujie He, Yuxiao Wu, Haoyuan Yin, Zhitao Zhang, Yinwen Chen
Publikováno v:
International Soil and Water Conservation Research, Vol 12, Iss 3, Pp 726-740 (2024)
Soil salinization and water scarcity are main restrictive factors for irrigated agriculture development in arid regions. Knowing dynamics of soil water and salt content is an important antecedent in remediating salinized soils and optimizing irrigati
Externí odkaz:
https://doaj.org/article/9bff0c8c29a44b95ad0f4ade18d291f1
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 130, Iss , Pp 103872- (2024)
As an invasive plant species with wide ecological tolerance and fast infestation, kudzu has posed persistent challenges to the ecosystem and economy in the southeastern United States. However, current studies on kudzu mapping and invasive mechanisms
Externí odkaz:
https://doaj.org/article/308943c8ad314c5485c023bb6b299b5e
Publikováno v:
International Journal of Applied Earth Observations and Geoinformation, Vol 130, Iss , Pp 103901- (2024)
Various improved nonnegative matrix factorization (NMF) methods have been widely used in spectral unmixing (SU), including nonlinear versions to counter for the lower spatial resolution and interaction between materials. But the obtained abundances a
Externí odkaz:
https://doaj.org/article/e154f05c80734e39a8e50008a7c96961
Autor:
Liliana Granados-Castro, Omar Gutierrez-Navarro, Aldo Rodrigo Mejia-Rodriguez, Daniel Ulises Campos-Delgado
Publikováno v:
IEEE Open Journal of Signal Processing, Vol 5, Pp 101-111 (2024)
Noninvasive methods for assessing in-vivo skin blood perfusion parameters, such as hemoglobin oxygenation, are crucial for diagnosing and monitoring microvascular diseases. This approach is particularly beneficial for patients with compromised skin,
Externí odkaz:
https://doaj.org/article/ecd1f7b590be41d692864a11f7637190
Autor:
Giandomenico De Luca, Giuseppe Modica, João M. N. Silva, Salvatore Praticò, José M.C. Pereira
Publikováno v:
International Journal of Digital Earth, Vol 16, Iss 1, Pp 3162-3198 (2023)
Crown fire damage is a mixture of three principal fire-related components: charred material, scorched foliage, and unaltered green canopy. This study estimated the abundance of these physical alterations in two immediate post-fire Mediterranean fores
Externí odkaz:
https://doaj.org/article/fbf89e30fc9d4761a512471dcb5025ca
Autor:
Ying Tian, Kurt Ackermann, Christopher McCarthy, Troy Sternberg, Myagmartseren Purevtseren, Che Limuge, Katsuro Hagiwara, Kenta Ogawa, Satoru Hobara, Buho Hoshino
Publikováno v:
Remote Sensing, Vol 16, Iss 17, p 3143 (2024)
Establishing a quantitative relationship between Synthetic Aperture Radar (SAR) data and optical data can facilitate the fusion of these two data sources, enhancing the time-series monitoring capabilities for remote sensing of a land surface. In this
Externí odkaz:
https://doaj.org/article/8f36bc1f4a6d4059941577bb9d4b12a2
Publikováno v:
Remote Sensing, Vol 16, Iss 16, p 2973 (2024)
Analyzing the impacts of urban landscape patterns on the thermal environment has become one of the key research areas in addressing urban heat islands (UHIs) and improving the living environment. A case study was carried out in Fuzhou, Fujian Provinc
Externí odkaz:
https://doaj.org/article/953f7d2fde7041debb0bc1a87d9e98bb
Publikováno v:
Remote Sensing, Vol 16, Iss 16, p 3067 (2024)
The Multisensor Multiresolution Technique (MMT) is applied to unmixed thermal images from ASTER (90 m), using 30 m resolution images from Landsat 8-9 reflective channels. The technique allows for the retrieval of thermal radiance values of the featur
Externí odkaz:
https://doaj.org/article/9d64a127ba8b4426a3cf08a75a15d1f0
Publikováno v:
Remote Sensing, Vol 16, Iss 13, p 2284 (2024)
Biophysical variables play a crucial role in understanding phenological stages and crop dynamics, optimizing ultimate agricultural practices, and achieving sustainable crop yields. This study examined the effectiveness of the Sentinel-2 Biophysical P
Externí odkaz:
https://doaj.org/article/538e44e34eb14203b62f6e38a6e2e844