Keyphrases
- machine learning
- query processing
- database
- response time
- query formulation
- query evaluation
- learning algorithm
- decision trees
- data structure
- machine learning algorithms
- retrieval method
- query refinement
- vector space
- query expansion
- explanation based learning
- relevance feedback
- data sources
- pattern recognition
- keywords
- indexing techniques
- inductive learning
- inductive logic programming
- learning tasks
- machine learning methods
- user queries
- learning systems
- natural language
- user interaction
- aggregate queries
- database queries
- query execution
- search queries
- knowledge acquisition
- text classification
- information extraction
- support vector machine
- computer science
- data mining