Query Optimization for Vector Space Problems.
Kazuo GodaMasaru KitsuregawaTakayuki TamuraOphir FriederAbdur ChowdhuryPublished in: SIGIR (2001)
Keyphrases
- query execution plans
- query optimization
- vector space
- query processing
- cost model
- database systems
- multidatabase systems
- cost estimation
- cardinality estimation
- similarity search
- xml data
- np complete
- query scheduling
- vector space model
- data placement
- selectivity estimation
- low dimensional
- query optimizer
- data structure