Showing 21 - 40 results of 63 for search 'Longitude Act*', query time: 0.13s Refine Results
  1. 21

    Sensitivity of Ground Magnetometer Array Elements for GIC Applications I: Resolving Spatial Scales With the BEAR and CARISMA Arrays by Stavros Dimitrakoudis, David K. Milling, Andy Kale, Ian R. Mann

    Published 2022-01-01
    “…Specifically, we study the GMD response to two storm‐time substorms using data from two magnetometer arrays, the Baltic Electromagnetic Array Research Project in Scandinavia and the Canadian Array for Realtime Investigations of Magnetic Activity array in North America, so as to determine the appropriate magnetometer spacing in latitude and longitude, for monitoring and assessing GIC risk. …”
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    Article
  2. 22

    Statistical characteristics and classification of ionospheric mid-latitude trough as revealed by the observations of DMSP-F18 by Yi Liu, JiuHou Lei, FuQing Huang, Su Zhou

    Published 2025-01-01
    “…In our study, the troughs exhibited a higher occurrence rate in local winter than in summer, and extended to lower latitudes with increasing geomagnetic activity. It was found that the ionospheric mid-latitude trough, which is associated with temperature changes or enhanced ion drift, exhibited distinct characteristics. …”
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  3. 23

    An Empirical Model of the Occurrence Rate of Low Latitude Post‐Sunset Plasma Irregularities Derived From CHAMP and Swarm Magnetic Observations by C. Stolle, T. A. Siddiqui, L. Schreiter, S. K. Das, I. Rusch, M. Rother, E. Doornbos

    Published 2024-06-01
    “…The model predicts the occurrence probability of EPDs for a given longitude, day of year, local time and solar activity, for the altitude range of about 350–510 km, and low geographic latitudes of ±45°. …”
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    Article
  4. 24

    Nightside Neutral Density Disturbances Collocated With Equatorial Plasma Irregularities Above 450 km: GRACE and GRACE‐FO Observations in 2002–2022 by Hosub Song, Jaeheung Park, Chao Xiong, Jose van den IJssel, Daehee Lee, Jaejin Lee, Yu Yi

    Published 2024-12-01
    “…To examine the relationship between EPI and NDD, statistical dependences of EPIs and NDDs on season/longitude (S/L), Magnetic Latitude (MLAT), Magnetic Local Time (MLT), and solar activity have been checked. …”
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    Article
  5. 25

    Adapting Ensemble‐Calibration Techniques to Probabilistic Solar‐Wind Forecasting by N. O. Edward‐Inatimi, M. J. Owens, L. Barnard, H. Turner, M. Marsh, S. Gonzi, M. Lang, P. Riley

    Published 2024-12-01
    “…Additionally, we explored statistical post‐processing to correct over‐confidence bias, improving forecast actionability. However, this method, applied post‐run, does not affect the solar‐wind state used to propagate CMEs. …”
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    Article
  6. 26

    The Challenges of Social Work and Social Administration on Rural Development: A Case Study of Kabale District. by Sembure, Edson

    Published 2023
    “…There was critical review of the issues that have explored and studied both theoretically and empirically in the existing literature on of social work and social administration as an independent variable and rural development as the dependent variable and the methods of data collection were put into action. The research used 45 respondents as the sample size, both qualitative and quantitative methods of data collection and analysis were employed. …”
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    Thesis
  7. 27

    Daytime F Region Echoes at Equatorial Ionization Anomaly Crest During Geomagnetic Quiet Period: Observations From Multi‐Instruments by Yi Liu, Zhongxin Deng, Tong Xu, Jian Kong, Chen Zhou, Yibin Yao, Qiong Tang, Zhengyu Zhao

    Published 2022-03-01
    “…The existence of gravity wave from the deep convective activities in the lower atmosphere was confirmed by using FY‐4A satellite measurements. …”
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    Article
  8. 28

    Using Solar Orbiter as an Upstream Solar Wind Monitor for Real Time Space Weather Predictions by R. Laker, T. S. Horbury, H. O’Brien, E. J. Fauchon‐Jones, V. Angelini, N. Fargette, T. Amerstorfer, M. Bauer, C. Möstl, E. E. Davies, J. A. Davies, R. Harrison, D. Barnes, M. Dumbović

    Published 2024-02-01
    “…Abstract Coronal mass ejections (CMEs) can create significant disruption to human activities and systems on Earth, much of which can be mitigated with prior warning of the upstream solar wind conditions. …”
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    Article
  9. 29

    Spatiotemporal patterns of annual clear-cutting distribution in tropical and subtropical regions of China with time series Landsat and CCDC by Mingxing Zhou, Guiying Li, Dengsheng Lu, Cong Xu, Zhipeng Li, Dengqiu Li

    Published 2025-01-01
    “…About 10.24% of subtropical/tropical vegetation experienced clear-cutting and most areas (85.94%) were clear-cut once. Clear-cutting activities gradually clustered at low latitudes and moderate longitudes, represented by Guangxi Province. …”
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    Article
  10. 30

    Multi‐Instrument Investigation of the Impact of the Space Weather Events of 6–10 September 2017 by Paul O. Amaechi, Andrew O. Akala, Johnson O. Oyedokun, K. G. Simi, O. Aghogho, Elijah O. Oyeyemi

    Published 2021-12-01
    “…We focused on the four X‐class flares which emanated from the Active Region AR 12673 and the Ground Induced Currents hazard associated with the geomagnetic storm of 7–8 September 2017. …”
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    Article
  11. 31

    A 3D Empirical Model of Electron Density Based on CSES Radio Occultation Measurements by He Huang, Jian Lin, Song Xu, Huijun Le, Feng Guo, Zhima Zeren, Libo Liu, Xuhui Shen

    Published 2022-05-01
    “…The three models describe that NmF2, hmF2, and Hm vary with solar activity, season, longitude, and latitude. Through the comparison with CSES observations, the NmF2, hmF2, and Hm models could reproduce the physical characteristics rather well. …”
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    Article
  12. 32

    Storm‐Time Modeling of the African Regional Ionospheric Total Electron Content Using Artificial Neural Networks by Daniel Okoh, John Bosco Habarulema, Babatunde Rabiu, Gopi Seemala, Joshua Benjamin Wisdom, Joseph Olwendo, Olivier Obrou, Tshimangadzo Merline Matamba

    Published 2020-09-01
    “…An important result from this effort was the inclusion of the time history of the geomagnetic activity indicators dKpdtanddDstdt which improved TEC modeling by about 5% and 12% in middle and low latitudes, respectively. …”
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  13. 33

    Reconstruction of the Regional Total Electron Content Maps Over the Korean Peninsula Using Deep Convolutional Generative Adversarial Network and Poisson Blending by Se‐Heon Jeong, Woo Kyoung Lee, Soojeong Jang, Hyosub Kil, Jeong‐Heon Kim, Young‐Sil Kwak, Yong Ha Kim, Junseok Hong, Byung‐Kyu Choi

    Published 2022-08-01
    “…The performance of the DCGAN‐PB model is not sensitive to local time, solar activity, and magnetic activity. Thus, the DCGAN‐PB model can reconstruct fine ionospheric structures in regions where observations are sparse and distinguishing ionospheric structures are absent. …”
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    Article
  14. 34

    Social Work Practice and Rural Development. A Case Study of Kyanamira Sub-County Kabale District. by Ssembure, Edson

    Published 2024
    “…There was a critical review of the issues that have been explored and studied both theoretically and empirically in the existing literature on of social work and social administration as an independent variable and rural development as the dependent variable and the methods of data collection were put into action. The research used 45 respondents as the sample size, and both qualitative and quantitative methods of data collection and analysis were employed. …”
    Get full text
    Thesis
  15. 35
  16. 36

    Understanding the local-level variations in seasonality of human respiratory syncytial virus infection: a systematic analysis by Sheng Ye, Shuyu Deng, Yumeng Miao, David Torres-Fernandez, Quique Bassat, Xin Wang, You Li

    Published 2025-01-01
    “…In addition, we included three datasets of RSV activity from Japan, Spain, and Scotland with available site-specific data. …”
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    Article
  17. 37

    A Global Empirical Model of Electron Density Profile in the F Region Ionosphere Basing on COSMIC Measurements by Qiaoling Li, Libo Liu, Maosheng He, He Huang, Jiahao Zhong, Na Yang, Man‐Lian Zhang, Jinzhe Jiang, Yiding Chen, Huijun Le, Jun Cui

    Published 2021-04-01
    “…Compared with observations from COSMIC‐1 and ‐2, the model captures the ionospheric climatology well, such as solar activity dependence, seasonal variation, and spatial pattern, including the equatorial ionization anomaly and midlatitude trough as well as their variabilities. …”
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    Article
  18. 38

    Improving machine learning predictions to estimate fishing effort using vessel's tracking data by J. Samarão, A. Moreno, M.B. Gaspar, M.M. Rufino

    Published 2025-03-01
    “…To effectively monitor SSF activities and their ecological impacts, it is required precise estimation of fishing effort using high-resolution spatio-temporal data. …”
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    Article
  19. 39

    Leveraging Local Community Capacities for Sustainable Security: A Case Study of the Border Villages in Darmiyan and Sarbisheh Counties by Javad Mikaniki

    Published 2024-09-01
    “…The purpose of this research was to identify the capacities of the local community in the border settlements of Sarbisheh and Darmiyan Counties, particularly in terms of social activities, such as participation and social cohesion, as well as cultural institutions. …”
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  20. 40

    Crecimiento de esquejes de Lantana (Lantana camara L.) en respuesta a la intensidad de luz, un fitorregulador y un retardante de la maduración by Roger Antonio Castro Castro, Marbell Danilo Aguilar Maradiaga

    Published 2024-12-01
    “…Lantana (Lantana camara L.) es una de las especies ornamental que actualmente tiene mayor demanda en los mercados internacionales. …”
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