Showing 2,261 - 2,280 results of 2,648 for search '"satellites"', query time: 0.07s Refine Results
  1. 2261

    Remote Monitoring of the Impact of Oil Spills on Vegetation in the Niger Delta, Nigeria by Abdullahi A. Kuta, Stephen Grebby, Doreen S. Boyd

    Published 2025-01-01
    “…This study aims to determine the impact of oil spills on vegetation in the Niger Delta using a Landsat satellite-derived normalised difference vegetation index (NDVI). …”
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  2. 2262

    Assessment of the G2 model estimations and comparing it with erosion plots and observed sediment data in the Southern Caspian Sea river basins by Khadijeh Haji, Abdulvahed Khaledi Darvishan, Raoof Mostafazadeh

    Published 2025-02-01
    “…The G2 model input factors were prepared using meteorological data, satellite imagery, topographic, hydrographic and soil variables, and the utilization of GIS-RS techniques. …”
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    Article
  3. 2263

    GIS-based frequency ratio and Shannon entropy modeling for landslide susceptibility mapping: A case study in Kundah Taluk, Nilgiris District, India by Senthilkumar Harithaa, Selvaraj Evany Nithya

    Published 2025-01-01
    “…A comprehensive database of past landslides was compiled using satellite imagery and surveying the study region. In total, 581 landslide locations were identified. …”
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    Article
  4. 2264

    TEC Map Completion Using DCGAN and Poisson Blending by Yang Pan, Mingwu Jin, Shunrong Zhang, Yue Deng

    Published 2020-05-01
    “…Abstract Because of the limited coverage of global navigation satellite system (GNSS) receivers, total electron content (TEC) maps are not complete. …”
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    Article
  5. 2265

    Modeling Ionospheric TEC Using Gradient Boosting Based and Stacking Machine Learning Techniques by Ayanew Nigusie, Ambelu Tebabal, Roman Galas

    Published 2024-03-01
    “…Abstract Accurately predicting and modeling the ionospheric total electron content (TEC) can greatly improve the accuracy of satellite navigation and positioning and help to correct ionospheric delay. …”
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    Article
  6. 2266

    Linking interannual variability of turbidity fronts in the Eastern China Seas to local processes and ocean warming by Yunfei Du, Daidu Fan, Jicai Zhang

    Published 2025-02-01
    “…However, the long-term frontal variability and its controlling mechanism over the shelf sea scale still need further study. Using a decade of satellite observations, this study assesses the interannual variability of turbidity fronts in the Eastern China Seas and their responses to local processes and rapid ocean warming. …”
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  7. 2267

    Analysis of the consequences of climate change on the characteristics of middle Zagros snow cover using remote sensing data by moslem seydi, kamal omidvar, gholamali mozafari, ahmad mazidi

    Published 2025-06-01
    “…Currently, a range of satellite sensors, including AVHRR, MODIS, GEOS, and MERIS, are employed for snow monitoring and are extensively utilized to analyze fluctuations and changes in global snow cover. …”
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  8. 2268

    Some features of geological structure of the Shikotan Island (Lesser Kuril Arc)—A view from 'Space' by Evgeny P Terekhov, Anatoly V Mozherovsky

    Published 2024-11-01
    “…Despite these positive results, analysis of satellite images of Shikotan Island unexpectedly has not confirmed the existence of the Central Shikotan thrust fault, the largest previously mapped tectonic structure on the island. …”
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  9. 2269

    SQM Ageing and Atmospheric Conditions: How Do They Affect the Long-Term Trend of Night Sky Brightness Measurements? by Pietro Fiorentin, Stefano Cavazzani, Andrea Bertolo, Sergio Ortolani, Renata Binotto, Ivo Saviane

    Published 2025-01-01
    “…The contribution of atmospheric variations was studied through the analysis of solar irradiance at the ground, considering it as an indicator of air transparency, and values of the aerosol optical depth obtained from satellite measurements. The long-term trends measured by weather stations at different altitudes and conditions indicated an increase in solar irradiance in the Italian study sites. …”
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  10. 2270

    Impact of COVID-19 Event on the Air Quality in Iran by Parya Broomandi, Ferhat Karaca, Amirhossein Nikfal, Ali Jahanbakhshi, Mahsa Tamjidi, Jong Ryeol Kim

    Published 2024-12-01
    “…Due to the lack of ground-level measurements, using satellite data equipped us to assess changes in air quality during the study on Iranian megacities, especially in Tehran, i.e., the capital of Iran. …”
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    Article
  11. 2271

    Quantitative Attribution Analysis of the Spatial Differentiation of Gully Erosion in the Black Soil Region of Northeast China by Ranghu Wang, Nan Wang, Yingchao Fan, Huan Sun, Hanpei Fu, Jiuchun Yang

    Published 2022-01-01
    “…In this study, the simulation of gully erosion and its quantitative attribution analysis have been conducted in the Sancha River catchment in Northeast China, based on high-resolution satellite imagery mapping and the geodetector method. …”
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  12. 2272

    Application of Object Based Image Classification Using Orthophotos: A Case Study of the Van-Erciş Earthquake by Aslı Sabuncu, Filiz Sunar

    Published 2017-02-01
    “…The recent advances in digital photogrammetry/remote sensing technology and satellite sensor/camera systems have inspired to emerge new and different research areas and applications. …”
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  13. 2273

    Farmers’ knowledge improves identification of drought impacts: A nationwide statistical analysis in Zambia by Max Mauerman, Henny Osbahr, Emily Black, Daniel Osgood, Grieve Chelwa, Bernadette Mushinge

    Published 2025-04-01
    “…We posit that in settings like this, farmers’ knowledge can provide the missing context for what constitutes a meaningful climate shock.We conduct a statistical analysis of the dominant patterns of variability in farmers’ recollected drought years as compared to satellite rainfall. We find that farmers’ recall identifies meteorologically consistent patterns in shocks, going back 40 years. …”
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  14. 2274

    Optimal nonlinear filtering of MPSK signals in the presence of a Doppler frequency shift by G. V. Kulikov, T. T. Do, R. R. Usmanov

    Published 2022-03-01
    “…Comparison of the results of this work with results obtained in the case of the absence of fluctuations in the initial phase showed that, at a high relative speed of the transmitter and the receiver (satellite radio channel), the energy loss is no more than 1 dB, and at lower speeds of the objects, it is about 0.2 dB and less.…”
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  15. 2275

    Investigating the Impacts of Ionospheric Irregularities on Precise Point Positioning Over China and Its Mechanism by Wei Li, Shuli Song, Weili Zhou, Na Cheng, Chao Yu

    Published 2022-11-01
    “…Abstract The impacts of ionospheric irregularities on precise point positioning (PPP) have been commonly noticed in the field of the ionosphere and the precise application of the Global Navigation Satellite System. But few attentions have been paid to how ionospheric irregularities deteriorate the performance of PPP. …”
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  16. 2276
  17. 2277

    A Review of CNN Applications in Smart Agriculture Using Multimodal Data by Mohammad El Sakka, Mihai Ivanovici, Lotfi Chaari, Josiane Mothe

    Published 2025-01-01
    “…By processing UAV and satellite data with CNNs, real-time and large-scale crop monitoring can be achieved, supporting advanced farm management. …”
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  18. 2278

    Antioxidative effects of α-tocopherol on stored human red blood cell units by Saeideh Hajizamani, Kamran Atarodi, Mohammad Reza Deyhim, Fahimeh Ranjbar Kermani, Kamran Mousavi Hosseini

    Published 2024-01-01
    “…MATERIALS AND METHODS: Four RBC units containing CPDA1 were divided into four equal satellite bags. Three bags were supplemented with 0.125, 0.625, and 3.125 mM concentrations of α-tocopherol as test groups. …”
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  19. 2279

    Forward model emulator for atmospheric radiative transfer using Gaussian processes and cross validation by O. Lamminpää, J. Susiluoto, J. Hobbs, J. McDuffie, A. Braverman, H. Owhadi

    Published 2025-02-01
    “…<p>Remote sensing of atmospheric carbon dioxide (CO<span class="inline-formula"><sub>2</sub></span>) carried out by NASA's Orbiting Carbon Observatory-2 (OCO-2) satellite mission and the related uncertainty quantification effort involve repeated evaluations of a state-of-the-art atmospheric physics model. …”
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  20. 2280

    Evaluation of the Anthropogenic Impacts of Yusufeli Dam in terms of Landscape Planning by Belgin Yılmam, Hilal Turgut

    Published 2020-07-01
    “…Kılıçkaya, Öğdem, and Yusufeli regions were chosen as the study area because they were affected by the Yusufeli Dam. Satellite images and GIS software were used to determine the anthropogenic effects. …”
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