Keyphrases
- learning algorithm
- sparse matrix
- semantic web
- domain ontology
- knowledge base
- training data
- sparse data
- domain specific
- high dimensional
- vector space
- semantic annotation
- domain knowledge
- machine learning algorithms
- semantically enhanced
- sparse representation
- ontological framework
- supervised learning
- active learning
- feature vectors
- machine learning
- reinforcement learning
- random projections
- neural network
- semantic query
- semantically rich
- ontology engineering
- compressive sensing
- semantic relationships
- learning process
- knowledge representation
- sample complexity
- generalization ability
- ontology mapping
- conceptual model
- classification algorithm
- semi supervised
- labeled data