Wavelet oriented SAR image despeckling using fractional-order TV and a non-convex sparse prior.
Satyakam BarahaAjit Kumar SahooPublished in: Signal Process. Image Commun. (2023)
Keyphrases
- sar images
- fractional order
- wavelet domain
- synthetic aperture radar
- feedback control
- differential equations
- wavelet coefficients
- denoising
- wavelet transform
- speckle noise
- dynamical systems
- speckle reduction
- pid controller
- transfer function
- multiscale
- spatial domain
- edge detector
- differential evolution
- high frequency
- multiresolution
- closed loop
- diffusion equation
- human visual system
- adaptive control
- natural images
- image compression