... (Kaufman and Rousseeuw, 1990, Ng and Han, 1994, Ramaswamy et al., 20 00, Barbara and Chen, 20 00, Shekhar and Chawla, 20 02, Shekhar and Lu, 20 01, Shekhar and Lu, 20 02, Acuna and Rodriguez, 20 04) Hu and ... the entire population (Schiffman et al., 1981,Ng and Han, 1994, Shekhar and Chawla, 20 02, Shekhar and Lu, 20 01, Shekhar and Lu, 20 02, Lu et al., 20 03) Some of the above-mentioned classes are further ... 1998, Knorr et al., 20 00, Knorr et al., 20 01, Jin et al., 20 01, Breunig et al., 20 00, Williams et al., 20 02, Hawkins et al., 20 02, Bay and Schwabacher, 20 03) Another class of outlier detection...