The University of Amsterdam at CLEF@QA 2006.
Valentin JijkounJoris van RantwijkDavid AhnErik F. Tjong Kim SangMaarten de RijkePublished in: CLEF (Working Notes) (2006)
Keyphrases
- question answering
- qa clef
- passage retrieval
- natural language processing
- information retrieval
- information extraction
- qa systems
- cross language
- question classification
- open domain
- open domain question answering
- case study
- natural language
- stanford university
- answer extraction
- semantic roles
- query translation
- cultural heritage
- speech transcripts
- named entities
- e learning
- answer validation
- itc irst
- question answering systems
- ad hoc retrieval
- cross lingual
- document retrieval
- feature selection
- search engine