The influence lower bound via query elimination.
Rahul JainShengyu ZhangPublished in: Electron. Colloquium Comput. Complex. (2011)
Keyphrases
- lower bound
- upper bound
- query processing
- database
- relevance feedback
- response time
- branch and bound algorithm
- query evaluation
- branch and bound
- data structure
- optimal solution
- objective function
- query expansion
- lower and upper bounds
- keywords
- query execution
- retrieval method
- np hard
- vector space
- keyword search
- indexing techniques
- database queries
- user defined
- retrieval systems
- query formulation