Semi-automated morphological characterization using South Rivers Toolbox. - Yépez, Santiago; Salas, Francisca; Nardini, Andrea; Valenzuela, Noelia; Osores, Víctor; Vargas, José; Rodríguez, Rolando; Piégay, Hervé (Proceedings of the International Association of Hydrological Sciences (PIAHS), 2024)