Discriminative transformation for speech features based on genetic algorithm and HMM likelihoods.
Behzad ZamaniAhmad AkbariBabak NasersharifMehdi MohammadiAzarakhsh JalalvandPublished in: IEICE Electron. Express (2010)
Keyphrases
- genetic algorithm
- speech recognition
- hidden markov models
- feature extraction
- speech signal
- discriminative features
- pattern recognition
- feature vectors
- discriminating features
- discrimination power
- neural network
- feature set
- evolutionary algorithm
- semi supervised
- appearance features
- multi objective
- multi stream
- automatic speech recognition systems