Distributed query sampling: a quality-conscious approach.
James CaverleeLing LiuJoonsoo BaePublished in: SIGIR (2006)
Keyphrases
- communication cost
- heterogeneous databases
- database
- distributed systems
- distributed environment
- result quality
- response time
- query evaluation
- mobile agents
- sample size
- user queries
- data sources
- distributed information retrieval
- distributed query processing
- query formulation
- query based sampling
- quality measures
- high quality
- cooperative
- query processing
- monte carlo
- sampling methods
- databases
- skewed data
- processing cost
- search quality
- sampling algorithm
- image database
- peer to peer
- keyword search
- query expansion
- range queries
- complex queries
- active learning
- retrieval method
- database queries
- retrieval quality
- keywords
- query decomposition
- query routing
- user interaction
- spatial and temporal resolution
- load balancing