Deconstructing nuggets: the stability and reliability of complex question answering evaluation.
Jimmy LinPengyi ZhangPublished in: SIGIR (2007)
Keyphrases
- question answering
- information retrieval
- information extraction
- natural language processing
- cross language
- natural language questions
- natural language
- syntactic information
- sentence retrieval
- question answering systems
- passage retrieval
- question classification
- qa clef
- textual entailment recognition
- named entities
- open domain question answering
- artificial intelligence
- qa systems
- knowledge base
- candidate answers
- semantic roles
- evaluation methodology
- answer validation
- evaluation method