Parameter estimation and restoration of noisy images using Gibbs distributions in hidden Markov models.
Yunzin ZhaoLars S. AndersenLes E. AtlasPublished in: ICASSP (1989)
Keyphrases
- hidden markov models
- parameter estimation
- noisy images
- markov random field
- image restoration
- markov chain monte carlo
- denoising
- image denoising
- edge detection
- statistical models
- noise level
- least squares
- exponential family
- model selection
- em algorithm
- maximum likelihood
- posterior distribution
- approximate inference
- maximum a posteriori
- image processing
- probability distribution
- markov models
- conditional random fields
- expectation maximization
- higher order
- image segmentation
- gibbs sampling
- wavelet coefficients
- random variables
- wavelet transform
- maximum entropy
- multiresolution
- face recognition
- maximum likelihood estimation
- computer vision
- baum welch