1. Chan, T., Shen, J., Vese, L.: Variational PDE Models in Image Processing. Notices Amer. Math. Soc. 50, 14–26 (2003)
2. Cremers, D., Soatto, S.: A Pseudo Distance for Shape Priors in Level Set Segmentation. In: Proc. 2nd IEEE Workshop on Variational, Geometric, and Level-Set Methods in Computer Vision, Nice, France (2003)
3. Cremers, D., Tischhäuser, F., Weickert, J., Schnörr, C.: Diffusion Snakes: Introducing Statistical Shape Knowledge into the Mumford-Shah Functional. Internat. Journal Computer Vision 50, 295–313 (2002)
4. Do Carmo, M.P.: Differential Geometry of Curves and Surfaces. Prentice-Hall, Englewood Cliffs (1976)
5. Dryden, I.L., Mardia, K.V.: Statistical Shape Analysis. John Wiley & Sons, Chichester (1998)