A Variational EM Method for Pole-Zero Modeling of Speech with Mixed Block Sparse and Gaussian Excitation.
Liming ShiJesper Kjær NielsenJesper Rindom JensenMads Græsbøll ChristensenPublished in: CoRR (2017)
Keyphrases
- gaussian distribution
- detection method
- modeling method
- high accuracy
- coefficient matrix
- block matching
- preprocessing
- bayesian networks
- pairwise
- cost function
- unsupervised learning
- gaussian mixture
- density function
- bayesian framework
- gaussian mixture model
- speech recognition
- clustering method
- image processing
- maximum likelihood
- dimensionality reduction
- probabilistic model
- significant improvement
- computational complexity
- similarity measure