Speckle denoising using wavelet transforms and higher-order statistics.
Samuel P. KozaitisAnurat IngunPublished in: Visual Information Processing (2004)
Keyphrases
- higher order statistics
- denoising
- wavelet transform
- translation invariant
- speckle noise
- wavelet domain
- sar images
- wavelet packet
- image denoising
- natural images
- fourth order
- noise removal
- image statistics
- noisy images
- image processing
- synthetic aperture radar
- probability density function
- nonlinear diffusion
- wavelet coefficients
- frequency domain
- denoising algorithm
- ultrasound images
- multiresolution
- independent component analysis
- gaussian distribution
- image compression
- multiscale
- shift invariant
- subband
- correlation coefficient
- discrete wavelet transform
- noise reduction
- high frequency
- edge detection
- gaussian noise
- low contrast
- denoising methods
- vector valued
- higher order
- noise level
- feature vectors