LPV Kalman Filter design for Quasi-LPV systems with unmeasurable gain scheduling functions: Application to leak diagnosis. - O. A. Hernández-Gómez; J. J. Ruiz-León; Jorge Delgado-Aguinaga; Vicenç Puig; Ildeberto Santos-Ruiz; Adrián Navarro-Díaz (IFAC J. Syst. Control., 2026)