Experiments in the Retrieval of Unsegmented Japanese Text at the NTCIR-2 Workshop.
Paul McNameePublished in: NTCIR (2001)
Keyphrases
- test collection
- web retrieval
- information retrieval
- retrieval model
- trec web
- image database
- image retrieval
- average precision
- information retrieval systems
- retrieval effectiveness
- retrieval systems
- relevant documents
- query expansion
- document retrieval
- multimedia databases
- evaluation metrics
- selected papers
- retrieval method
- efficient retrieval
- query translation
- language model
- question answering
- monolingual retrieval
- probabilistic model
- structured documents
- pseudo relevance feedback
- search tasks
- content based retrieval
- document collections
- information extraction
- co occurrence