Leveraging social Q&A collections for improving complex question answering.
Youzheng WuChiori HoriHideki KashiokaHisashi KawaiPublished in: Comput. Speech Lang. (2015)
Keyphrases
- question answering
- information retrieval
- question classification
- natural language processing
- information extraction
- passage retrieval
- natural language
- cross language
- qa clef
- natural language questions
- named entities
- syntactic information
- metadata
- sentence retrieval
- question answering systems
- digital libraries
- relation extraction
- answer extraction
- open domain question answering
- candidate answers
- test collection
- multi modal
- answering questions
- textual entailment recognition