Keyphrases
- white box
- black box
- query processing
- query evaluation
- response time
- database
- keywords
- relevance feedback
- user queries
- query expansion
- image compression
- vector space
- compression ratio
- user interaction
- multi dimensional
- bitmap indices
- range queries
- database queries
- data structure
- high level
- compression scheme
- machine learning
- query formulation
- retrieval method
- reverse engineering
- keyword search
- data compression
- compression algorithm
- high dimensional
- query terms
- data sources
- supervised learning