The Impact of Task-Oriented Feature Sets on HMMs for Dialogue Modeling.
Kristy Elizabeth BoyerEunyoung HaRobert PhillipsJames C. LesterPublished in: SIGDIAL Conference (2011)
Keyphrases
- feature set
- feature selection
- dialogue system
- feature vectors
- hidden markov models
- random forest
- classification accuracy
- feature extraction
- feature types
- structural features
- feature representation
- audio features
- feature space
- classification models
- natural language
- extracted features
- high level
- machine learning
- tutorial dialogue
- individual features
- linguistic features
- multiple features
- principal components
- speech recognition
- low level