Hierarchical large-margin Gaussian mixture models for phonetic classification.
Hung-An ChangJames R. GlassPublished in: ASRU (2007)
Keyphrases
- gaussian mixture model
- feature vectors
- feature space
- mixture model
- classification accuracy
- density estimation
- support vector
- em algorithm
- discriminative learning
- pattern recognition
- feature selection
- image classification
- pattern classification
- expectation maximization
- covariance matrices
- multi category
- machine learning
- maximum likelihood criterion
- feature extraction
- decision trees
- text classification
- learning algorithm
- unsupervised learning
- model selection
- probability density function
- supervised learning
- gaussian mixture
- probability density
- face recognition