Two-stage speaker adaptation in subspace Gaussian mixture models.
Sina Hamidi GhalehjeghRichard C. RosePublished in: ICASSP (2014)
Keyphrases
- gaussian mixture model
- speaker adaptation
- maximum likelihood
- covariance matrices
- feature space
- speech recognition
- mixture model
- speaker identification
- speaker independent
- em algorithm
- expectation maximization
- feature vectors
- speaker recognition
- low dimensional
- automatic speech recognition
- high dimensional
- speech recognizer
- dimensionality reduction
- principal component analysis
- feature extraction
- computer vision
- feature selection