Discriminative training of tied-mixture HMM by deterministic annealing.
Liang GuJayanth NayakKenneth RosePublished in: INTERSPEECH (2000)
Keyphrases
- discriminative training
- deterministic annealing
- hidden markov models
- expectation maximization
- em algorithm
- maximum likelihood
- data clustering
- mixture model
- global optimization
- semi supervised
- free energy
- objective function
- automatic speech recognition
- speech recognition
- conditional random fields
- gaussian mixture model
- support vector machine
- probabilistic interpretation
- probabilistic model
- maximum a posteriori
- unsupervised learning
- bayesian framework
- co training
- global optimality
- parameter estimation
- posterior probability
- generative model
- feature extraction
- neural network
- globally optimal