Unsupervised Dialogue Act Induction using Gaussian Mixtures.
Tomás BrychcínPavel KrálPublished in: EACL (2) (2017)
Keyphrases
- gaussian mixture
- em algorithm
- closed form
- covariance matrix
- expectation maximization
- unsupervised learning
- probability density function
- semi supervised
- gaussian mixture model
- density estimation
- supervised learning
- machine learning
- covariance matrices
- minimum classification error
- mixture model
- statistical analysis
- maximum likelihood
- principal component analysis