Speckled correlation fringes denoising and demodulation using directional total variation and ridgelet transform.
Mustapha BahichMohammed BailichPublished in: NISS (2020)
Keyphrases
- total variation
- denoising
- ridgelet transform
- dual tree
- image denoising
- denoising algorithm
- noisy images
- wavelet domain
- convex optimization
- speckle noise
- image processing
- natural images
- frequency domain
- radon transform
- regularization term
- sar images
- shift invariant
- image restoration
- regularization methods
- wavelet packet
- total variation regularization
- wavelet transform
- fidelity term
- image deblurring
- denoising methods
- gaussian noise
- discrete wavelet transform
- nonlinear diffusion
- noise level
- soft thresholding
- spatial domain
- signal processing
- higher order
- face recognition