KHAMWANDEE , C.; SAENGPRAJAK, A. Roles of Activation Functions on the Polarization Modeling for the 1.2 kWp Proton Exchange Membrane Fuel Cells: A Focus on ReLU, Sigmoid, and Tanh. Journal of Renewable Energy and Smart Grid Technology, [S. l.], v. 21, n. 1, p. 107–118, 2026. DOI: 10.69650/rast.2026.263264. Disponível em: https://ph01.tci-thaijo.org/index.php/RAST/article/view/263264. Acesso em: 15 sep. 2026.