Variational Bayes based I-vector for speaker diarization of telephone conversations.
Rong ZhengCe ZhangShanshan ZhangBo XuPublished in: ICASSP (2014)
Keyphrases
- variational bayes
- speaker diarization
- bayesian inference
- hyperparameters
- gaussian mixture model
- latent variables
- bayesian learning
- free energy
- speech recognition
- feature vectors
- bayesian information criterion
- latent dirichlet allocation
- posterior distribution
- closed form
- log likelihood
- exponential family
- model selection
- cross validation
- broadcast news
- speaker identification
- support vector
- expectation maximization
- random sampling
- noise level
- bayesian framework
- machine learning
- sample size
- em algorithm
- speaker verification
- probabilistic model
- similarity measure
- learning algorithm