Combination retrieval for creating knowledge from sparse document-collection.
Naohiro MatsumuraYukio OhsawaMitsuru IshizukaPublished in: Knowl. Based Syst. (2005)
Keyphrases
- document collections
- information retrieval systems
- document retrieval
- test collection
- information retrieval
- text retrieval
- index terms
- ad hoc retrieval
- digital libraries
- query terms
- relevant documents
- text collections
- query expansion
- retrieval systems
- retrieval model
- similar documents
- document clustering
- document representation
- xml retrieval
- xml documents
- trec collections
- documents retrieved
- databases
- evaluation measures
- inverted file
- relevance feedback
- document clusters