1. Invariant surface characteristics for 3D object recognition in range images;Besl;Comput. Vision Graphics Image Process,1986
2. Principal warps: Thin-plate splines and the decomposition of deformations;Bookstein;IEEE Trans. Pattern Anal. Mach. Intell.,1989
3. Algorithms for Minimizationwithout Derivatives;Brent,1973
4. Using deformable surfaces to segment 3-d images and infer differential structures;Cohen;Proceedings of European Conference on Computer Vision,1992
5. On active contour models and balloons;Cohen;Comput. Vision Graphics and Image Process,1991