Low complexity wideband LSF quantization using GMM of uncorrelated Gaussian mixtures.
Saikat ChatterjeeThippur V. SreenivasPublished in: EUSIPCO (2008)
Keyphrases
- low complexity
- gaussian mixture
- gaussian mixture model
- computational complexity
- closed form
- em algorithm
- expectation maximization
- mixture model
- covariance matrix
- density estimation
- vector quantizer
- motion estimation
- bit plane
- distributed video coding
- probability density function
- image coding
- image coder
- objective function
- signal to noise ratio
- feature vectors
- speech signal
- coding scheme
- maximum likelihood
- machine learning
- spectrum sensing