IoT and Machine Learning based Green Energy Generation using Hybrid Renewable Energy Sources of Solar, Wind and Hydrogen Fuel CellsNawaf Hamed Al Hajri, Rahaf Naji Al Harthi, Gopi Krishna Pasam and Rajababu NatarajanE3S Web Conf., 472 (2024) 01008DOI: https://doi.org/10.1051/e3sconf/202447201008