Parameter estimation in Markov random field image modeling with imperfect observations. A comparative study.
M. Victoria IbáñezAmelia SimóPublished in: Pattern Recognit. Lett. (2003)
Keyphrases
- parameter estimation
- markov random field
- mrf model
- random fields
- neighboring pixels
- image segmentation
- energy function
- prior model
- textured images
- mrf models
- map estimation
- higher order
- belief propagation
- maximum a posteriori
- graph cuts
- spatial continuity
- image restoration
- pairwise
- parameter estimation algorithm
- approximate inference
- input image
- maximum a posterior
- maximum likelihood
- conditional random fields
- potential functions
- message passing
- least squares
- model selection
- label field
- smoothness prior
- maximum a posteriori probability
- multiscale
- segmentation method
- computer vision
- unsupervised segmentation
- prior knowledge
- unsupervised image segmentation
- probabilistic model
- posterior distribution
- denoising
- mrf optimization
- edge detection