Hierarchical Dialogue Act Classification in Online Tutoring Sessions.
Borhan SameiVasile RusBenjamin NyeDonald M. MorrisonPublished in: EDM (2015)
Keyphrases
- pattern recognition
- decision trees
- hierarchical classification
- automatic classification
- feature selection
- pattern classification
- feature vectors
- online learning
- machine learning
- classification algorithm
- benchmark datasets
- classification scheme
- support vector machine
- classification accuracy
- preprocessing
- feature extraction
- text classification
- unsupervised learning
- decision rules
- incremental learning
- classification process
- tutoring system
- classification models
- intelligent tutoring
- class labels
- support vector machine svm
- training samples
- supervised learning
- feature space
- support vector
- learning algorithm