Phase Asymmetry Ultrasound Despeckling With Fractional Anisotropic Diffusion and Total Variation.
Kunqiang MeiBin HuBaowei FeiBinjie QinPublished in: IEEE Trans. Image Process. (2020)
Keyphrases
- anisotropic diffusion
- speckle reduction
- total variation
- impulse noise removal
- image denoising
- partial differential equations
- ultrasound images
- denoising
- speckle noise
- image restoration
- edge preserving
- edge detection
- fidelity term
- ultrasound imaging
- vector valued images
- diffusion tensor
- scalar valued
- convex optimization
- nonlinear diffusion
- noise removal
- regularization term
- multiplicative noise
- diffusion equation
- image processing
- diffusion process
- edge preservation
- half quadratic
- image deblurring
- blind deconvolution
- noisy images
- wavelet domain
- numerical scheme
- sar images
- noise reduction
- multiscale
- median filter
- fourth order
- markov random field
- natural images
- contrast enhancement
- higher order
- active contours
- perona malik
- wavelet coefficients