An image analyzing system using an artificial neural network for evaluating the parenchymal echo pattern of cirrhotic liver and chronic hepatitis. - Hiroyuki Fukuda; Masaaki Ebara; Akira Kobayashi; Nobuyuki Sugiura; Masaharu Yoshikawa; Hiromitsu Saisho; Fukuo Kondo; Shinya Yoshino; Takashi Yahagi (IEEE Trans. Biomed. Eng., 1998)