1. A. M. Baumberg. Learning Deformable Models for Tracking Human Motion. PhD thesis, University of Leeds, 1995.
2. M. J. Black and Y. Yacoob. Recognizing Facial Expressions under Rigid and Non-Rigid Facial Motions. In International Workshop on Automatic Face and Gesture Recognition 1995, pages 12–17, Zurich, 1995.
3. T. Cootes and C. Taylor. Modelling object appearance using the grey-level surface. In E. Hancock, editor, 5th British Machine Vison Conference, pages 479–488, York, England, September 1994. BMVA Press.
4. T. F. Cootes, G. J. Edwards, and C. J. Taylor. Active appearance models. In ECCV98 (to appear), Freiberg, Germany, 1998.
5. T. F. Cootes, C. J. Taylor, D. H. Cooper, and J. Graham. Active Shape Models — Their Training and Application. Computer Vision, Graphics and Image Understanding, 61(1):38–59, 1995.