On optimal threshold selection for multiwavelet shrinkage [signal denoising applications].
Tai-Chiu HsungDaniel Pak-Kong LunPublished in: ICASSP (2) (2004)
Keyphrases
- denoising
- threshold selection
- image denoising
- frequency domain
- wavelet packet
- denoising methods
- soft threshold
- wavelet domain
- wavelet based denoising
- wiener filter
- noisy images
- additive gaussian noise
- signal processing
- wavelet shrinkage
- total variation
- nonlinear diffusion
- denoising algorithm
- image processing
- noise removal
- natural images
- hard thresholding
- gaussian white noise
- original signal
- dynamic programming
- source separation
- partial differential equations
- high frequency
- basis pursuit
- compressive sensing
- spatially adaptive
- wavelet denoising
- optimal solution