Masud Moshtaghi, Timothy C. Havens, James C. Bezdek, Laurence A. F. Park, Christopher Leckie, Sutharshan Rajasegarar, James M. Keller, Marimuthu Palaniswami. Clustering ellipses for anomaly detection. Pattern Recognition, 44(1):55-69, 2011. [doi]
Abstract is missing.