An artifact-free structure-saving noise reduction using the correlation between two images for threshold determination in the wavelet domain.
Oleg TischenkoChristoph HoeschenEgbert BuhrPublished in: Medical Imaging: Image Processing (2005)
Keyphrases
- noise reduction
- speckle noise
- wavelet domain
- edge detection
- artifact free
- denoising
- ultrasound images
- soft thresholding
- noise removal
- noise free
- edge preserving
- signal to noise ratio
- wavelet transform
- wavelet domain hidden markov tree
- denoising algorithm
- wavelet coefficients
- image denoising
- multiscale
- order statistics filters
- spatial domain
- sar images
- nonlinear diffusion
- wiener filter
- image classification
- image data
- high quality
- wavelet decomposition
- shift invariant
- noise level
- noise detection
- gaussian noise
- low contrast
- median filter
- human visual system
- object recognition
- input image
- subband
- denoising methods
- three dimensional
- image retrieval
- wavelet denoising
- high frequency
- image reconstruction
- anisotropic diffusion
- additive noise
- discrete wavelet transform
- synthetic and real images
- image processing
- impulse noise
- multiresolution