Applying fuzzy logic and neural networks to forecasting in efficiency programs Jhon Jairo Pérez-Gelves, Pedro L. Castro-Verdezoto, Nathalia M. Alvarado-Cantos and Tutivén A. César E3S Web Conf., 532 (2024) 01006 Published online: 06 June 2024 DOI: 10.1051/e3sconf/202453201006