Gaps in Bounded Query Hierarchies
Richard BeigelPublished in: Electron. Colloquium Comput. Complex. (1998)
Keyphrases
- query processing
- database
- response time
- user queries
- relevance feedback
- data sources
- query expansion
- data structure
- query formulation
- database queries
- query evaluation
- object retrieval
- aggregate queries
- range queries
- vector space
- hierarchical structure
- user defined
- retrieval method
- query execution
- attribute values
- query optimization
- user interaction