Linear combinations of B-splines as generating functions for signal approximation.
Manuel J. C. S. ReisPaulo Jorge S. G. FerreiraSalviano F. S. P. SoaresPublished in: Digit. Signal Process. (2005)
Keyphrases
- basis functions
- b spline
- linear combination
- set of basis functions
- tensor product
- input signals
- sparse approximation
- control points
- small number
- affine transformation
- sparse coding
- state space
- signal processing
- high frequency
- spherical harmonics
- low order
- orthogonal basis
- image processing
- piecewise polynomial
- free form deformation
- denoising
- face recognition