Group Sparsity Assisted Synchrosqueezing Approach for Phonocardiogram Signal Denoising.
Neethu MohanSachin S. KumarK. P. SomanPublished in: ICCCNT (2020)
Keyphrases
- denoising
- group sparsity
- compressive sensing
- structured sparsity
- sparse coding
- natural images
- wavelet packet
- image denoising
- dictionary learning
- low rank
- sparse representation
- total variation
- signal processing
- image processing
- discriminative power
- random projections
- image patches
- regularization methods
- image segmentation