EFTA: A Database Retrieval Algebra for Feature-Terms.
Thomas LudwigBernd WalterPublished in: Data Knowl. Eng. (1991)
Keyphrases
- database
- databases
- database systems
- data model
- query language
- relational databases
- similarity retrieval
- index terms
- indexing techniques
- retrieval systems
- efficient indexing
- retrieval engine
- textual descriptions
- efficient retrieval
- query terms
- database management systems
- image database
- image features
- information retrieval
- database applications
- feature set
- average precision
- indexing structure
- feature values
- original query
- co occurrence
- query processing
- boolean queries
- image retrieval
- content based indexing