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LSTM based forecasting of the next day’s values of ionospheric total electron content (TEC) as an earthquake precursor signal
The sudden vibrations that occur due to the fractures in the Earth’s crust, spreading in waves and shaking the Earth’s surface, are natural disaster...
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Effect of Some Major Shallow Earthquakes (M > 6.0, Depth < 30 km) that Occurred in and Around India on the GPS-Based Total Electron Content (TEC) of the Ionosphere
AbstractThe GPS-based total electron content (TEC) data observed at four low-latitude TEC stations—Lucknow (LCK3), Bangalore (IISC), Hyderabad...
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A sequential calibration approach based on the ensemble Kalman filter (C-EnKF) for forecasting total electron content (TEC)
Ionospheric models are applied for computing the Total Electron Content (TEC) in ionosphere to reduce its effects on the Global Navigation Satellite...
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Correlation of Short-Period Wave Disturbances of the Peak Electron Density of the F2 Layer and the Total Electron Content in the Ionosphere
AbstractCorrelation analysis of short-period (periods less than 24 h) wave disturbances of the maximum electron density in the F2 layer (NmF2) and...
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Integrated observations on crustal strain-ionosphere total electron content anomalies before the earthquake
Changes in strain (Linear and triangular) rate and Ionosphere Total Electron Content (TEC) before Mw 7.9 2018 Alaska Earthquake are investigated. Ten...
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The JPL-GIM algorithm and products: multi-GNSS high-rate global map** of total electron content
The Jet Propulsion Laboratory (JPL) develops JPL-GIM, a software for generating global ionospheric maps (GIMs) of total electron content (TEC) using...
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Empirical Data Assimilation for Merging Total Electron Content Data with Empirical and Physical Models
An accurate estimation of ionospheric variables such as the total electron content (TEC) is important for many space weather, communication, and...
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Statistical analysis of ionospheric total electron content (TEC): long-term estimation of extreme TEC in Japan
Ionospheric total electron content (TEC) is one of the key parameters for users of radio-based systems, such as the Global Navigation Satellite...
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Variations in GNSS-/GPS-Measured Ionospheric TEC and Solar Wind Plasma Parameters During the Total Solar Eclipse of 09 March 2016
The effect of total solar eclipse on ionospheric total electron contents (TECs) over the ionospheric region of Indonesia was studied using...
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Total Electron Content Variability in the African Ionosphere Observed during Ascending and Decaying Geomagnetic Storms
AbstractThe geomagnetic storms of October 1, 2012, and May 28, 2017, of the mid- and equatorial-latitude ionosphere responses of the African sector...
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ScintPi 2.0 and 3.0: low-cost GNSS-based monitors of ionospheric scintillation and total electron content
We have devoted efforts to the development and performance evaluation of new low-cost ionospheric instruments for studies that require distributed...
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Near real-time global ionospheric total electron content modeling and nowcasting based on GNSS observations
For the purposes of routinely providing reliable and low-latency Global Ionosphere Maps (GIMs), a method of estimating hourly updated near real-time...
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ARIMA model simulation for total electron content, earthquake and radon relationship identification
Earthquakes cause many losses of life and property with their devastating effects. Scientists conduct studies to predict the hazards by examining the...
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Estimation of ionospheric total electron content using GNSS observations derived from a smartphone
The global navigation satellite system (GNSS) measurements to determine ionospheric total electron content (TEC) are mainly derived from expensive...
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Analysis of Ionospheric TEC Variations and Prediction of TEC during Earthquakes Using Ordinary Kriging Based Surrogate Model
AbstractEarthquake indicators provide a huge advantage in the preparation for the calamity and its aftermaths. Total electron content (TEC) is an...
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Global TEC Response to the November 2021 Geomagnetic Storm
This work reports the global ionospheric total electron content (TEC) distribution using global ionosphere maps (GIM) and Swarm satellite... -
A system for measuring the scintillation index based on the results of monitoring of small-scale fluctuations in the total electron content of the ionosphere
It is possible to determine the ionospheric scintillation index with a modified NovAtel GPStation-6 dual-frequency GPS/GLONASS receiver by measuring...
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Topside ionospheric TEC modeling using multiple LEO satellites based on genetic algorithm-optimized machine learning models
Machine learning approaches are introduced to model the three-dimensional topside total electron content (TEC) using multiple low Earth orbit (LEO)...
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Correlation Analysis of Global Ionospheric Total Electron Content Maps in March 2015
AbstractThe work presents an analysis of changes in the correlation coefficient between the total electron content variations at magnetically...
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Reconstruction of global ionospheric TEC maps from IRI-2020 model based on deep learning method
The Total Electron Content (TEC) computed from ionospheric models is a widely used parameter for characterizing the morphological structure of the...