Feature transformation based on discriminant analysis preserving local structure for speech recognition.
Makoto SakaiNorihide KitaokaKazuya TakedaPublished in: ICASSP (2009)
Keyphrases
- speech recognition
- discriminant analysis
- speaker identification
- feature transformation
- feature extraction
- noisy environments
- hidden markov models
- speech signal
- face recognition
- kernel principal component analysis
- linear discriminant analysis
- pattern recognition
- language model
- automatic speech recognition
- gabor wavelets
- principal component analysis
- gaussian mixture model
- support vector
- model selection
- feature set
- information retrieval