Automatic acquisition of visual models for image recognition. - O. Fichera; Paolo Pellegretti; Fabio Roli; Sebastiano B. Serpico (ICPR (1), 1992)

Supervised Learning of Descriptions for Image Recognition Purposes. - Paolo Pellegretti; Fabio Roli; Sebastiano B. Serpico; Gianni Vernazza (IEEE Trans. Pattern Anal. Mach. Intell., 1994)