Simplex Optimisation Initialized by Gaussian Mixture for Active Appearance Models.
Yasser AidarousSylvain Le GallouRenaud SéguierPublished in: DICTA (2007)
Keyphrases
- semi supervised
- gaussian mixture
- active appearance models
- generative model
- multi view
- mixture model
- gaussian mixture model
- appearance model
- em algorithm
- probability density function
- expectation maximization
- closed form
- facial images
- low resolution
- covariance matrix
- statistical model
- human faces
- deformable models
- shape model
- facial expression recognition
- active learning
- training set
- feature points
- facial features
- density estimation
- pose estimation
- motion parameters
- multiscale
- probabilistic model
- medical images