Machine Learning Models for the Prediction of Water Quality Index Using Physicochemical Characteristics of GroundwaterArul Sivanantham Panneerselvam, Shahaji Patil, Van R. Mohammed, Kaywan Othman Ahmed and Vimal Arokiaraj George GabrielE3S Web Conf., 702 (2026) 02007DOI: https://doi.org/10.1051/e3sconf/202670202007