Improvements on ICA mixture models for image pre-processing and segmentation.
Patricia R. OliveiraRoseli A. F. RomeroPublished in: Neurocomputing (2008)
Keyphrases
- mixture model
- segmentation method
- preprocessing
- image segmentation
- segmentation algorithm
- test images
- image regions
- input image
- energy function
- gaussian mixture model
- image features
- pixel level
- density estimation
- image content
- generative model
- unsupervised image segmentation
- probability density function
- segmented images
- image segmentation algorithm
- feature extraction
- em algorithm
- segmentation result
- independent component analysis
- maximum likelihood
- expectation maximization
- gaussian mixture
- region growing
- graph cuts
- bayesian framework
- object segmentation
- model selection
- probabilistic model
- object recognition
- unsupervised segmentation
- automatic model selection
- pattern recognition
- similarity measure
- generalized em algorithm