Super-smooth cubic Powell-Sabin splines on three-directional triangulations: B-spline representation and subdivision.
Jan GroseljHendrik SpeleersPublished in: J. Comput. Appl. Math. (2021)
Keyphrases
- b spline
- control points
- surface representation
- piecewise polynomial
- least squares
- basis functions
- contour extraction
- affine transformation
- curve fitting
- cubic b spline
- tensor product
- multiresolution
- cubic spline
- linear combination
- thin plate spline
- deformable registration
- displacement field
- elastic matching
- deformable contour
- deformation field
- optimal solution