Keyphrases
- denoising
- signal dependent
- image denoising
- frequency domain
- spatially adaptive
- wavelet packet
- wavelet domain
- denoising methods
- natural images
- noise removal
- image processing
- noisy images
- shrinkage functions
- additive gaussian noise
- wiener filter
- adaptive filtering
- denoising algorithm
- total variation
- soft threshold
- wavelet shrinkage
- wavelet based denoising
- hearing aids
- noise cancellation
- hard thresholding
- basis pursuit
- impulse response
- wavelet packet transform
- nonlinear diffusion
- nl means
- shift invariant
- adaptive filter
- gaussian noise
- noise suppression
- removing noise
- high frequency
- gaussian white noise
- signal processing
- feature extraction
- scale space
- partial differential equations
- translation invariant