Detection of ionospheric scintillation based on xgboost model improved by smote-enn technique

M Lin, X Zhu, T Hua, X Tang, G Tu, X Chen - Remote Sensing, 2021 - mdpi.com
Ionospheric scintillation frequently occurs in equatorial, auroral and polar regions, posing a
threat to the performance of the global navigation satellite system (GNSS). Thus, the …

A study of L band scintillations during the initial phase of rising solar activity at an Indian low latitude station

HJ Tanna, SP Karia, KN Pathak - Advances in Space Research, 2013 - Elsevier
The ionospheric scintillation and TEC (Total Electron Content) variations are studied using
GPS (Global Positioning System) measurements at an Indian low latitude station Surat …

A study of GPS ionospheric scintillations observed at Shenzhen

L Huang, J Wang, Y Jiang, Z Chen, K Zhao - Advances in Space Research, 2014 - Elsevier
Ionospheric scintillation variations are studied using GPS measurements at the low latitude
station of Shenzhen (22.59° N, 113.97° E), situated under the northern crest of the equatorial …

Ionospheric irregularities at low latitude using VHF scintillations during extreme low solar activity period (2008–2010)

SB Singh, VS Rathore, AK Singh, AK Singh - Acta Geodaetica et …, 2017 - Springer
In the present study, we have used 250 MHz radio signal radiated by geostationary satellite
UFO-02 to study the occurrence characteristics of very high frequency scintillations …

Study on the occurrence characteristics of VHF and L-band ionospheric scintillations over East Africa

FM D'ujanga, SD Taabu - 94.20. wg; 94.20. Vv, 2014 - nopr.niscpr.res.in
A study of the occurrence of ionospheric scintillations at the VHF and L-band frequencies
was carried out at two stations in East Africa, viz. University of Nairobi (Geog 1.3° S, 36.8° E; …

Comments on the percentage of occurrence methodology used in “a study of L band scintillations during the initial phase of rising solar activity at an Indian low latitude …

B Paul, BK De, A Guha - Advances in Space Research, 2019 - Elsevier
Abstract Following Tanna et al.(2013), we computed the percentage of occurrence of S 4
index for the period of 2012–2015 using the data of the dual frequency GPS receiver at the …

A comparative study between two percentage of occurrence methodologies for computing ionospheric scintillation statistics

B Paul, BK De, K Saha, A Guha - Advances in Space Research, 2020 - Elsevier
This study presents a detailed comparative analysis of the two widely used percentage of
occurrence methodologies used to compute the statistics of ionospheric scintillation activity …

A comparison of statistical features of ionospheric scintillations and cycle slips in the mid-south region of China

J CHENG, JS XU, L CAI - Chinese Journal of Geophysics, 2018 - en.dzkx.org
In this paper, the statistical features of scintillations and cycle slips of GPS (Global
Positioning System) signals, as well as the effects of solar activity and geomagnetic activity …

[HTML][HTML] 我国低纬电离层闪烁和周跳的统计特征比较

程洁, 徐继生, 蔡磊 - 地球物理学报, 2018 - html.rhhz.net
本文利用位于我国中南部电离层闪烁监测台网2012 年至2015 年的观测数据, 比较分析了GPS
(Global Positioning System) 信号闪烁与周跳的统计特征以及太阳活动和地磁扰动对闪烁与周 …

Observations and modeling of UHF-band scintillation occurrence probability over the low-latitude region of China during the maximum activity of solar cycle 24

H Zhang, Y Liu, J Wu, T Xu, D Sheng - Annales Geophysicae, 2015 - angeo.copernicus.org
The climatological characteristics of UHF-band scintillations over the low-latitude region of
China were investigated by analyzing the observations recorded at three stations of our …