GeoCLEF Text Retrieval and Manual Expansion Approaches.
Ray R. LarsonFredric C. GeyPublished in: CLEF (Working Notes) (2006)
Keyphrases
- text retrieval
- document retrieval
- automatic query expansion
- blind relevance feedback
- cross language
- image retrieval
- information retrieval
- information extraction
- keyword extraction
- retrieval quality
- multimedia retrieval
- latent semantic indexing
- retrieval systems
- inverted file
- query expansion
- retrieval model
- digital libraries
- document collections
- natural language processing
- machine learning
- databases