Geometric approximation of the sphere by triangular polynomial spline patches.
Ales VavpeticEmil ZagarPublished in: Comput. Aided Geom. Des. (2022)
Keyphrases
- tensor product
- b spline
- randomized approximation
- lagrange interpolation
- natural images
- image patches
- approximation error
- multiresolution
- least squares
- low degree
- geometric constraints
- geometric structure
- unit sphere
- error bounds
- high order
- approximation algorithms
- neural network
- geometric information
- relative error
- low order
- curve fitting
- cubic spline
- closed form
- polynomial kernels
- higher order
- spline interpolation
- algebraic curves
- wavelet transform
- multiscale