A Textual Approach Based on Passages Using IR-n in WikipediaMM Task 2008.
Sergio NavarroRafael MuñozFernando LlopisPublished in: CLEF (Working Notes) (2008)
Keyphrases
- passage retrieval
- information retrieval
- question answering
- document structure
- multimedia
- information retrieval systems
- document retrieval
- textual data
- retrieval effectiveness
- text retrieval
- query expansion
- web ir
- web information retrieval
- term weighting
- relevance feedback
- information extraction
- language model
- web search
- ranked list
- relevance assessments
- digital libraries
- ad hoc retrieval
- keywords
- machine learning
- ir evaluation
- database