Keyphrases
- automatic speech recognition
- random effects
- hidden markov models
- acoustic features
- speech recognition
- hierarchical structure
- speech sounds
- speech recognizers
- speech signal
- speech segments
- mixed effects
- acoustic models
- broadcast news
- regression model
- conversational speech
- word recognition
- spoken words
- biometric authentication systems
- recognition errors
- spontaneous speech
- speech retrieval
- speaker independent
- regression problems
- linear regression
- model selection
- gaussian processes