Optimizing Top-k Selection Queries over Multimedia Repositories.
Surajit ChaudhuriLuis GravanoAmélie MarianPublished in: IEEE Trans. Knowl. Data Eng. (2004)
Keyphrases
- query processing
- multimedia
- digital libraries
- result set
- metadata
- query language
- query evaluation
- database
- efficient processing
- aggregation queries
- user defined
- response time
- cost model
- skyline queries
- web search engines
- aggregate queries
- multimedia documents
- query result
- view selection
- candidate set
- database queries
- information retrieval
- search queries
- multimedia content
- multimedia data
- similarity search
- index structure
- source code
- multimedia databases
- indexing techniques
- query logs
- retrieval systems
- data repositories
- video data
- data collections
- xml data
- approximate answers
- data sources