Maintaining Gaussian Mixture Models of Data Streams Under Block Evolution.
Jan Peter PatistWojtek KowalczykElena MarchioriPublished in: International Conference on Computational Science (1) (2006)
Keyphrases
- gaussian mixture model
- data streams
- mixture model
- sliding window
- em algorithm
- speaker recognition
- maximum likelihood
- feature vectors
- speaker identification
- expectation maximization
- concept drift
- gaussian mixture
- streaming data
- feature space
- change detection
- density estimation
- covariance matrices
- probability density function
- probability density
- data sets
- gaussian distribution
- variational bayes
- finite mixtures
- speaker verification
- classification accuracy