Neural network-based short-term forecast of Large Scale Travelling Ionospheric Disturbance occurrence above middle and southern Europe | Journal of Space Weather and Space Climate

Topical Issue - Observing, modelling and forecasting TIDs and mitigating their impact on technology

Open Access

Figure 5

The number of TEC grad index computed at each hour of the day (in UT) between January 1, 2022, and June 30, 2023, for TEC grad exceeding the threshold of 1.2 mm/km (low activity) and the superimposed histogram for TEC grad exceeding the threshold of 2.0 mm/km (moderate activity).

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