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Machine Learning Tools for Predicting Solar Energetic Particle Hazards

Alexander Kosovichev
New Jersey Institute of Technology

ESI19 Alexander Kosovichev Quadchart

Solar Energetic Particles (SEPs) are among the most hazardous transient phenomena of the solar activity. Accelerated during solar flares or in shock wave fronts of coronal mass ejections (CMEs), SEPs propagate through the heliosphere and interact with the space environment. Representing hazardous radiation, SEPs may affect health of astronauts in the open space and create difficulties for the future space exploration. Therefore, improvement of the SPE forecasts using machine-learning technologies is a very timely task. In order to discover relationships among precursors and properties of the SPEs, and associated observational data, the incoming data and metadata need to be processed and integrated into a comprehensive database. This database will enable the development of targeted applications of modern machine learning and data analysis techniques to enhance reliability of the SEP forecasts, proposed in this investigation.

The primary objective of the research is to enhance predictions of solar energetic particles (SEP) by implementing automatic data characterization and machine-learning tools. The project pursuits two main goals: 1) development of an online-accessible automatically-updated database that integrates the solar and heliospheric data, metadata, and descriptors related to SPEs; 2) development of robust “all-clear” forecasts of SPEs with low false-alarm rates, and adapted to operational data availability. Using the developed data resources, tools and methodologies, the team will achieve a transformative change from the current low Technology Readiness Level (TRL) to high-TRL in these tasks.

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