Wavelet-sparsity based regularization over time in the inverse problem of electrocardiography.
Matthijs J. M. CluitmansJoël M. H. KarelPietro BonizziPaul G. A. VoldersRonald L. WestraRalf L. M. PeetersPublished in: EMBC (2013)
Keyphrases
- mixed norm
- sparse approximation
- wavelet transform
- wavelet coefficients
- sparsity inducing
- denoising
- multiscale
- wavelet transformation
- multiresolution analysis
- multi fractal
- multiresolution
- high dimensional
- group lasso
- prior information
- wavelet domain
- convex loss functions
- wavelet decomposition
- sparse representation
- basis pursuit
- structured sparsity
- wavelet analysis
- regularization parameter
- total least squares
- wavelet function
- inverse problems
- image processing
- wavelet packet
- variable selection
- inverse problems in image processing