Bayesian estimation of abrupt changes contaminated by multiplicative noise using MCMC.
Jean-Yves TourneretMichel DoisyManuel MazzeiPublished in: ICASSP (1998)
Keyphrases
- bayesian estimation
- multiplicative noise
- posterior distribution
- synthetic aperture radar
- additive noise
- parameter estimation
- noise reduction
- noisy images
- probability distribution
- latent variables
- denoising
- sar images
- image denoising
- total variation
- maximum a posteriori
- bayesian framework
- hyperparameters
- gaussian noise
- maximum likelihood
- spatial domain
- speckle noise
- denoising algorithm
- imaging systems
- posterior probability
- image reconstruction
- noise level
- image restoration
- hidden variables
- gaussian distribution
- markov random field
- edge detection
- least squares
- denoising methods
- signal to noise ratio
- ultrasound images
- closed form
- generative model
- expectation maximization
- multiscale
- image sequences
- random variables
- model selection
- natural images
- probabilistic model
- support vector
- video sequences