Showing 2,121 - 2,140 results of 2,648 for search '"satellites"', query time: 0.05s Refine Results
  1. 2121

    Assessing the Spatial Efficiency of Xi’an Rail Transit Station Areas Using a Data Envelopment Analysis (DEA) Model by Haiyan Tong, Quanhua Hou, Xiao Dong, Yaqiong Duan, Weiming Gao, Kexin Lei

    Published 2025-01-01
    “…An evaluation system for spatial efficiency was constructed based on data from field research, satellite images, Baidu heat maps, and station passenger flow statistics. …”
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    Article
  2. 2122

    Application of Synthetic Storm Technique for Diurnal and Seasonal Variation of Slant Path Ka-Band Rain Attenuation Time Series over a Subtropical Location in South Africa by J. S. Ojo, P. A. Owolawi

    Published 2015-01-01
    “…As technology advances and more demands are on satellite services, rain-induced attenuation still creates one of the most damaging effects of the atmosphere on the quality of radio communication signals, especially those operating above 10 GHz. …”
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  3. 2123

    Integrated hydrothermal evolution of a Botucatu paleodune and a blanketing lava flow from the Serra Geral Group, Uruguaiana by Leo Afraneo Hartmann, Felipe Padilha Leitzke, Cassiana Roberta Lizzoni Michelin, Melissa Johner, Cristiano de Carvalho Lana

    Published 2025-02-01
    “…Abstract The integrated hydrothermal evolution of the large Santa Otília Paleodune from the Botucatu paleoerg and the cover Catalán Flow from the Serra Geral Group is here evaluated in Uruguaiana, southern Paraná Basin. Methods included satellite images, field surveying, petrography, and U-Pb geochronology of detrital and volcanic zircon. …”
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  4. 2124

    Qualitative and Quantitative Assessment of the SET HASDM Database by Richard J. Licata, Piyush M. Mehta, W. Kent Tobiska, Bruce R. Bowman, Marcin D. Pilinski

    Published 2021-08-01
    “…Abstract The High Accuracy Satellite Drag Model (HASDM) is the operational thermospheric density model used by the US Space Force Combined Space Operations Center. …”
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  5. 2125

    Monitoring the surface temperature and studying the land use relationship with surface temperature using OLI and TM image sensors (Case study: Meshginshahr city) by musa abedin, Ehsan Ghale, nazfar aghazadeh, maryam mohamadzadeh sheshegaran

    Published 2022-12-01
    “…The main objective of this study is to monitor the surface temperature of the Earth using satellite imagery and a relationship that can have a surface temperature with land use. …”
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  6. 2126

    Solar Tide‐like Signatures in the Ionospheric Total Electron Content During the 2018 Sudden Stratospheric Warming Event by Han Ma, Maosheng He, Libo Liu, Wenbo Li, Yuyan Yang, Ruilong Zhang, Yiding Chen, Huijun Le, Hui Zhang, Guozhu Li

    Published 2022-09-01
    “…Significant tide‐like harmonics are present in the residuals of total electron content (TEC) detected by five receivers at different latitudes using signals from BeiDou geostationary (BD‐GEO) C3 satellite during the 2018 SSW. The results reveal that after the SSW onset, the third harmonic enhances and the fourth harmonic weakens at all selected receivers. …”
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  7. 2127

    Automatic Identification of the Main Ionospheric Trough in Total Electron Content Images by Gregory Starr, Sebastijan Mrak, Yukitoshi Nishimura, Michael Hirsch, Prakash Ishwar, Joshua Semeter

    Published 2022-06-01
    “…While a number of previous studies have statistically investigated the properties of the MIT utilizing low‐altitude satellite observations, they have been limited to latitudinal cross sections, and have not considered the inherent two‐dimensional structure of the MIT. …”
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  8. 2128

    Wireless Sensor Network of Typical Land Surface Parameters and Its Preliminary Applications for Coarse-Resolution Remote Sensing Pixel by Baocheng Dou, Jianguang Wen, Xiuhong Li, Qiang Liu, Jingjing Peng, Qing Xiao, Zhigang Zhang, Yong Tang, Xiaodan Wu, Xingwen Lin, Dongqin You, Hua Li, Li Li, Yelu Zeng, Erli Cai, Jialin Zhang

    Published 2016-04-01
    “…In this paper, a distributed sensor network system named CPP-WSN was established to capture the spatial and temporal variation of land surface parameters at coarse-resolution satellite pixel scale around the Huailai Remote Sensing Station, which locates in the North China Plain. …”
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  9. 2129

    Automatic Coastline Detection Using Coastsat Toolbox and GIS: A Case Study at Oued-Laou Beach, Morocco by Souiri Smail, Hakkou Mounir, Haddaoui Hatim, Oubdil Soufiane, Lmrimed Nargiss

    Published 2025-01-01
    “…By analyzing publicly available satellite imagery spanning over 30 years, the study generated detailed coastline maps over a 23-year period, revealing significant spatial and temporal variations in shoreline changes. …”
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  10. 2130

    Calibration of the Falcon Solid‐state Energetic Electron Detector (SEED) by R. Cress, C. A. Maldonado, M. Coulter, K. Haak, R. L. Balthazor, M. G. McHarg, D. Barton, K. Greene, C. D. Lindstrom

    Published 2020-05-01
    “…The FalconSEED will be integrated as a science payload on the Space Test Program Satellite‐6 which also includes the first flight of the CEASE3 instrument and is scheduled to launch in 2021.…”
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  11. 2131

    Assessing Landsat Processing Levels and Support Vector Machine Classification by Nehad Al-Salmany, Taghreed A. Naji

    Published 2025-01-01
    “… The availability of different processing levels for satellite images makes it important to measure their suitability for classification tasks. …”
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  12. 2132

    Fusing MODIS and AVHRR products to generate a global 1-km continuous NDVI time series covering four decades by Xiaobin Guan, Huanfeng Shen, Yuchen Wang, Dong Chu, Xinghua Li, Linwei Yue, Wei Li, Xinxin Liu, Liangpei Zhang

    Published 2025-02-01
    “…Satellite normalized difference vegetation index (NDVI) time series, essential for ecological and environmental applications, is still limited by a trade-off between the spatiotemporal resolution and time coverage despite various global products. …”
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  13. 2133

    Remote Sensing of Atmospheric CO and O3 Anomalies before and after Two Yutian MS7.3 Earthquakes by Haodong Liang, Cunlin Xin, Haibo Liu, Guoyun Di, Songxin Liu, Liang Zhang

    Published 2021-01-01
    “…Satellite remote sensing data were used to extract concentrations and volume mixing ratios (VMR) of CO and O3 and Global Data Assimilation System (GDAS) data associated with Yutian MS7.3 earthquakes on March 21, 2008, and February 12, 2014. …”
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  14. 2134

    Understanding exposure risk using soil testing and GIS around an abandoned asbestos mine by Abhijeet V. Jadhav, Nilesh Gawde, Ramesh Veerappan, Yeyong Choi, Arthur L. Frank

    Published 2025-01-01
    “…The study also compared satellite images taken 13 years apart to determine whether the mine waste containing asbestos had spread over time. …”
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  15. 2135

    Research and Application of a Smart Monitoring System to Monitor the Deformation of a Dam and a Slope by Yongfei Wang, Dingbin Shen, Jiankang Chen, Liang Pei, Yanling Li, Xiang Lu, Lei Zhang

    Published 2020-01-01
    “…In this paper, a multitype instrument-integrated monitoring system based mainly on the total positioning station (TPS) and supplemented by the Global Navigation Satellite System (GNSS) was promoted with the methods of large field angle, data complementation, environmental perception and judgment, automatic status control, and baseline calibration-meteorological fusion correction. …”
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  16. 2136

    Efficient, Compact Mid-Infrared Sources: A Systematic Study of Intracavity Difference-Frequency Generation by Saeed Salimian Rizi, Liam G. K. Flannigan, Alex Chiasson, Tyler Kashak, Daniel Poitras, Chang-Qing Xu

    Published 2024-12-01
    “…These advancements position our DFG laser as a promising candidate for potential applications in greenhouse gas detection and satellite communication, addressing the growing demand for reliable and efficient mid-IR sources.…”
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  17. 2137

    CHROMOPHOBE HEPATOCELLULAR CARCINOMA: DIAGNOSTIC CHALLENGES by Sana Ben-Slama, Ines Mallek, Eya Ghorbeli, Mohamed Hajri, Taher Labidi, Hafedh Mestiri, Ahlem Lahmar, Dhouha Bacha

    Published 2025-01-01
    “…Macroscopic examination found a 4×4 cm encapsulated liver nodule with necrotic areas, surrounded by numerous smaller satellite nodules in Segment 6. The liver was in micronodular cirrhosis. …”
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  18. 2138

    The Growth and Decay of Intense GNSS Amplitude and Phase Scintillation During Non‐Storm Conditions by Mahith Madhanakumar, Andres Spicher, Juha Vierinen, Kjellmar Oksavik, Anthea J. Coster, Devin Ray Huyghebaert, Carley J. Martin, Ingemar Häggström, Larry J. Paxton

    Published 2024-12-01
    “…Abstract A multi‐instrument study is conducted at the dayside polar ionosphere to investigate the spatio‐temporal evolution of scintillation in Global Navigation Satellite System (GNSS) signals during non‐storm conditions. …”
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  19. 2139

    Vegetation structure and soil organic carbon storage across northern forest-tundra ecotones in continuous permafrost by H. Travers-Smith, N.C. Coops, T.C. Lantz, M. Hamp, D. Ignace, M.A. Wulder, J. van der Sluijs

    Published 2025-01-01
    “…We used medium resolution satellite data to extend predictions of treeline type across our study area. …”
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  20. 2140

    Determination of Burdur Lake`s Area Changes Using Remote Sensing Techniques by Özümcan Alara Kaya, Gordana Kaplan

    Published 2021-01-01
    “…In the study, object-based classification was made using Landsat-7, Landsat-8, and Sentinel-2 satellite imagery. For the classification, the frequently used normalized water difference index (NDWI) combined with threshold analysis was used for water classification. …”
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    Article