Support vector regression methodology for estimating global solar radiation in Algeria Mawloud Guermoui, Abdelaziz Rabehi, Kacem Gairaa and Said Benkaciali Eur. Phys. J. Plus, 133 1 (2018) 22 Published online: 23 January 2018 DOI: 10.1140/epjp/i2018-11845-y