Keyphrases
- speech recognition
- mixture model
- language model
- noisy environments
- wall street journal corpus
- gaussian mixture model
- probabilistic model
- isolated word
- acoustic models
- language modeling
- density estimation
- hidden markov models
- cepstral coefficients
- em algorithm
- automatic speech recognition
- pattern recognition
- speech signal
- generative model
- model selection
- speech synthesis
- speech recognition technology
- mixture modeling
- maximum likelihood
- expectation maximization
- speaker identification
- speech recognition systems
- n gram
- unsupervised learning
- speech recognizer
- probability density function
- information retrieval
- feature vectors
- training set
- training process
- supervised learning
- image features
- neural network
- discriminative training
- learning algorithm
- text mining