A method of extracting and evaluating good and bad reputations for natural language expressions. - Masao Fuketa; Yuki Kadoya; El-Sayed Atlam; Tsutomu Kunikata; Kazuhiro Morita; Shinkaku Kashiji; Jun-ichi Aoe (Int. J. Inf. Technol. Decis. Mak., 2005)