Despeckling method of ultrasound images using closed-form shrinkage function based on cauchy distribution in wavelet domain.
Kyong-il KimSoon-Ic BahngRyong-Nam ChoePublished in: Int. J. Wavelets Multiresolution Inf. Process. (2020)
Keyphrases
- closed form
- ultrasound images
- wavelet domain
- denoising
- speckle noise
- image denoising
- wavelet coefficients
- multiresolution
- wavelet transform
- edge detection
- ultrasound imaging
- speckle reduction
- texture image retrieval
- sar images
- parameter estimation
- spatial domain
- discrete wavelet transform
- wavelet decomposition
- em algorithm
- feature vectors
- similarity measure