Gaussian Mixture Model-based Quantization of Line Spectral Frequencies for Adaptive Multirate Speech Codec.
Tihomir TadicDavor PetrinovicPublished in: J. Comput. Inf. Technol. (2011)
Keyphrases
- gaussian mixture
- mixtures of gaussians
- em algorithm
- expectation maximization
- gaussian mixture model
- covariance matrix
- closed form
- speech recognition
- density estimation
- spectral features
- mixture model
- probability density function
- gaussian densities
- gaussian density
- speech signal
- outlier detection
- subband
- maximum likelihood
- image compression
- lower bound
- data mining