Ionosphere variability I: Advances in observational, monitoring and detection capabilities

I Tsagouri, A Belehaki, DR Themens… - Advances in Space …, 2023 - Elsevier
The paper aims to review recent advances regarding the observational and monitoring
capabilities of the ionization conditions in the Earth's upper atmosphere. The analysis spans …

Automatic classification of spread‐F types in ionogram images using support vector machine and convolutional neural network

P Benchawattananon, A Siritaratiwat, P Supnithi… - Earth, Planets and …, 2024 - Springer
An ionogram image serves as a valuable data for examining the ionospheric bottom side
characteristics and variabilities. Spread-F is indicated or identified by plasma irregularity in …

NOIRE-Net–a convolutional neural network for automatic classification and scaling of high-latitude ionograms

A Kvammen, J Vierinen, D Huyghebaert… - Frontiers in Astronomy …, 2024 - frontiersin.org
Millions of ionograms are acquired annually to monitor the ionosphere. The accumulated
data contain untapped information from a range of locations, multiple solar cycles, and …

[HTML][HTML] Statistical analysis of low latitude spread F at the American, Atlantic, and Pacific sectors using digisonde observations

P Bhaneja, J Klenzing, EE Pacheco… - Frontiers in Astronomy …, 2024 - frontiersin.org
Statistical analysis of low latitude spread F is presented for three different longitudinal
sectors from Jicamarca (12° S, 76.8° W,− 2.5° declination angle) from 2001 to 2016 …

Study of Sporadic E layer effect on the F layer during 23rd June 2015 geomagnetic storm event

TV Rao, M Sridhar, DV Ratnam… - 2022 URSI Regional …, 2022 - ieeexplore.ieee.org
Investigating the sporadic E (Es) layer effect on the F layer during a geomagnetic storm
event is essential to understanding the impact of ionospheric irregularities on trans …