Zobrazeno 1 - 10
of 757
pro vyhledávání: '"object-oriented classification"'
Publikováno v:
Shuitu Baochi Xuebao, Vol 38, Iss 3, Pp 177-186 (2024)
[Objective] The study was aimed to assess the accuracy of multi-source land use products in the loess hilly and gully regions. [Method] Using the Guanchuan River Basin, a secondary tributary of the Yellow River, as a case study, this research evaluat
Externí odkaz:
https://doaj.org/article/9893b26bbf8f4bd1b0360a4950519862
Autor:
Bin Sun, Pengyao Qin, Changlong Li, Zhihai Gao, Alan Grainger, Xiaosong Li, Yan Wang, Wei Yue
Publikováno v:
Geo-spatial Information Science, Vol 27, Iss 3, Pp 794-810 (2024)
Due to the small size, variety, and high degree of mixing of herbaceous vegetation, remote sensing-based identification of grassland types primarily focuses on extracting major grassland categories, lacking detailed depiction. This limitation signifi
Externí odkaz:
https://doaj.org/article/1032ec80382c463cb51c4c6165b6c954
Publikováno v:
International Journal of Digital Earth, Vol 17, Iss 1 (2024)
ABSTRACTAccurately mapping large-scale areas of aquaculture ponds along China’s coastal areas is challenging. This study proposes a multi-featured decision tree method that incorporates multi-spectral indices, water inundation frequency (WIF), and
Externí odkaz:
https://doaj.org/article/f0573034266c40e39139006f9c8536da
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 5364-5377 (2024)
Wetland ecosystems are essential to the preservation of biodiversity. Plateau wetland ecosystems are vital components of wetland ecosystems, characterized by diverse wetland types and fragmented land distribution. In the extraction of plateau wetland
Externí odkaz:
https://doaj.org/article/876b895797d545c2891ce5416fd9001c
Publikováno v:
Trees, Forests and People, Vol 15, Iss , Pp 100496- (2024)
Iranian semi-arid oak (Quercus brantii) forests are characterized by their sparse canopy cover and an increasing risk of wildfire. In Lorestan Province, west of Iran (28,300 km²) wildfire incidents have surged, prompting this study to perform segmen
Externí odkaz:
https://doaj.org/article/d7ba37607de84c9e83b6268e5b1d94ec
Publikováno v:
نشریه جغرافیا و برنامهریزی, Vol 27, Iss 85, Pp 133-143 (2023)
Climate diversity and land use / land cover change have a significant impact on hydrological regimes, especially in arid and semi-arid regions with critical water shortage problems. Therefore, estimating and evaluating climate change and land use and
Externí odkaz:
https://doaj.org/article/a3dbbfce67e1457c8261bb83e80f0c54
Publikováno v:
Environmental Resources Research, Vol 11, Iss 1, Pp 97-106 (2023)
In this research, land-use changes in Azadshahr County were investigated from 1998 to 2009, using the imageries from Landsat 5 satellite and an integration of the Markov chain and Cellular Automata methods. Using the object-based support-vector-machi
Externí odkaz:
https://doaj.org/article/f0fa0008a83e417b85ad08188f547507
Publikováno v:
مدیریت بیابان, Vol 11, Iss 1, Pp 19-38 (2023)
IntroductionOver the past 60 years, the use of plastic covers as a tool to increase the harvest and increase the yield of horticultural crops has steadily increased worldwide. Plastic greenhouses have turned desert areas into areas with modern agricu
Externí odkaz:
https://doaj.org/article/b76c101875694a1cb46d4bec71a905f0
Publikováno v:
Agronomy, Vol 13, Iss 12, p 3037 (2023)
Accurate crop mapping can represent the fundamental data for digital agriculture and ecological security. However, current crop classification methods perform poorly in mountainous areas with small cropland field parcel areas and multiple crops under
Externí odkaz:
https://doaj.org/article/8c42662e352b4d63bb76f64947c9db10
Autor:
Sikai Wang, Suling He, Jinliang Wang, Jie Li, Xuzhen Zhong, Janine Cole, Eldar Kurbanov, Jinming Sha
Publikováno v:
Remote Sensing, Vol 15, Iss 19, p 4823 (2023)
Land use/cover change (LULCC) is an integral part of global environmental change and is influenced by both natural and socioeconomic factors. This study aims to comprehensively analyze land use and land cover (LULC) in Kwazulu-Natal and Mpumalanga pr
Externí odkaz:
https://doaj.org/article/ad509f7b76b546e8830017623bf488a9