Answer Diversification for Complex Question Answering on the Web.
Palakorn AchananuparpXiaohua HuTingting HeChristopher C. YangYuan AnLifan GuoPublished in: PAKDD (1) (2010)
Keyphrases
- question answering
- answering questions
- question answering systems
- question answer pairs
- question classification
- natural language questions
- answer validation
- qa systems
- candidate answers
- answer extraction
- named entities
- information retrieval
- cross language
- natural language processing
- information extraction
- natural language
- web pages
- syntactic information
- qa clef
- relation extraction
- semantic roles
- document retrieval
- web documents
- open domain question answering
- passage retrieval
- textual entailment recognition
- feature weighting
- sql queries
- artificial intelligence