Combining Bayesian Networks and Formal Reasoning for Semantic Classification of Student Utterances.
Maxim MakatchevKurt VanLehnPublished in: AIED (2007)
Keyphrases
- bayesian networks
- pattern recognition
- natural language
- classification accuracy
- learning environment
- learning process
- machine learning
- probabilistic classifiers
- semantic description
- support vector
- classification algorithm
- semantic information
- feature selection
- tutoring system
- intelligent tutoring systems
- online learning
- text classification
- support vector machine
- feature extraction
- multi class
- classification method
- domain ontology
- knowledge representation
- formal model
- probabilistic inference
- feature space
- probabilistic reasoning
- multiple classifier systems
- diagnostic reasoning
- logical reasoning
- knowledge base
- formal ontologies