Question Answering Pilot Task at CLEF 2004.
Jesús HerreraAnselmo PeñasFelisa VerdejoPublished in: CLEF (2004)
Keyphrases
- question answering
- cross language
- information extraction
- information retrieval
- qa clef
- natural language processing
- natural language
- passage retrieval
- question classification
- open domain question answering
- question answering systems
- syntactic information
- semantic roles
- named entities
- qa systems
- relation extraction
- sentence retrieval
- answer validation
- speech transcripts