Optimally sparse approximations of 3D functions by compactly supported shearlet frames.
Gitta KutyniokJakob LemvigWang-Q LimPublished in: CoRR (2011)
Keyphrases
- compactly supported
- sparse approximations
- vector valued
- multiresolution analysis
- tensor product
- radial basis function
- wavelet packet
- wavelet filters
- wavelet bases
- sparse representation
- gaussian process
- perfect reconstruction
- discrete wavelet transform
- multiresolution
- b spline
- scale space
- machine learning
- basis functions
- subband
- wavelet transform