Discriminative training with tied covariance matrices.
Wolfgang MachereyRalf SchlüterHermann NeyPublished in: INTERSPEECH (2004)
Keyphrases
- discriminative training
- covariance matrices
- maximum likelihood
- covariance matrix
- gaussian distribution
- em algorithm
- hidden markov models
- maximum a posteriori
- gaussian mixture model
- expectation maximization
- vector space
- mixture model
- probabilistic interpretation
- distance measure
- support vector machine
- hyperparameters
- feature selection
- statistical analysis
- co training
- feature vectors
- support vector
- decision trees