Wavelets as basis functions to represent the coarse-graining potential in multiscale coarse graining approach.
Massimo MaioloAlberto VancheriRolf KrauseAndrea DananiPublished in: J. Comput. Phys. (2015)
Keyphrases
- basis functions
- multiscale
- wavelet bases
- linear combination
- wavelet transform
- b spline
- radial basis function
- orthonormal basis
- image processing
- state space
- image representation
- wavelet analysis
- wavelet decomposition
- image segmentation
- multiresolution
- wavelet basis
- spherical harmonics
- lookup tables
- matching pursuit
- image compression
- laplacian operator
- wavelet domain
- filter bank
- directional filter banks
- series expansion
- affine invariant
- hilbert transform
- linear approximation
- scale space
- edge detection
- shape representation
- image fusion
- signal reconstruction
- image coding
- small number
- least squares
- signal processing