IR-n: A Passage Retrieval System at CLEF-2001.
Fernando LlopisJosé Luis Vicedo GonzálezPublished in: CLEF (2001)
Keyphrases
- information retrieval
- question answering
- passage retrieval
- retrieval systems
- information retrieval systems
- query expansion
- document retrieval
- cross language ir
- language model
- relevance feedback
- ad hoc retrieval
- test collection
- cross language
- retrieval effectiveness
- information extraction
- audio visual
- document collections
- ir evaluation
- retrieval model
- retrieval method
- cl sr
- retrieval strategies
- text retrieval
- tf idf
- information access
- named entities
- search engine
- vector space model
- ranked list
- query terms
- relevant documents
- natural language
- cross language information retrieval
- pseudo relevance feedback
- answer extraction
- qa clef
- natural language processing