Dimitris N. Metaxas, Demetri Terzopoulos. Constrained deformable superquadrics and nonrigid motion tracking. In IEEE Computer Society Conference on Computer Vision and Pattern Recognition, CVPR 1991, 3-6 June, 1991, Lahaina, Maui, Hawaii, USA. pages 337-343, IEEE, 1991. [doi]
Abstract is missing.