Modeling pressure drop produced by different filtering media in microirrigation sand filters using the hybrid ABC-MARS-based approach, MLP neural network and M5 model tree. - P. J. García Nieto; Esperanza García Gonzalo; Josep Bové; Gerard Arbat; Miquel Duran-Ros; Jaume Puig-Bargués (Comput. Electron. Agric., 2017)