Bayesian Framework-Based Adaptive Hybrid Filtering for Speckle Noise Reduction in Ultrasound Images Via Lion Plus FireFly Algorithm.
Shabana Sulthana S. LSucharitha MPublished in: J. Digit. Imaging (2021)
Keyphrases
- bayesian framework
- noise reduction
- speckle noise
- ultrasound images
- speckle reduction
- edge detection
- median filter
- speckle reducing anisotropic diffusion
- prior knowledge
- noise removal
- edge preserving
- signal to noise ratio
- generative model
- noise level
- adaptive filtering
- multiplicative noise
- bilateral filter
- expectation maximization
- medical ultrasound
- prostate segmentation
- maximum a posteriori
- image processing
- sar images
- nonlinear filters
- noisy images
- impulse noise
- convergence speed
- blind deconvolution
- synthetic aperture radar
- probability density function
- mathematical morphology
- natural images
- maximum likelihood
- multiscale