Maximizing Sparsity of Wavelet Representations via Parameterized Lifting.
Niall P. HurleyScott RickardPaul CurranKonstantinos DrakakisPublished in: DSP (2007)
Keyphrases
- wavelet transform
- lifting scheme
- wavelet coefficients
- multiresolution
- multiresolution analysis
- sparse representation
- image coding
- multiscale
- high dimensional
- power spectrum
- wavelet decomposition
- genetic algorithm
- haar wavelet
- multi resolution analysis
- symbolic representation
- higher level
- similarity measure
- wavelet domain
- high frequency
- signal processing
- translation invariant
- wavelet filters
- denoising
- computational complexity
- sparse approximation
- sparsity constraints
- data sets
- multi fractal
- daubechies wavelet