A Utility-Driven Approach to Question Ranking in Social QA.
Razvan C. BunescuYunfeng HuangPublished in: COLING (2010)
Keyphrases
- candidate answers
- question answering
- question classification
- question answer
- definitional question answering
- qa clef
- question answering systems
- correct answers
- qa systems
- answer extraction
- link analysis
- utility function
- ranking algorithm
- open domain
- social interaction
- open domain question answering
- answer validation
- interactive question answering
- social networks
- ranking functions
- social media
- natural language questions
- social context
- web search
- data driven
- learning to rank
- social relationships
- ranked list
- spam detection
- passage retrieval
- social web
- social networking
- social networking sites
- social tags
- information retrieval systems
- rank aggregation
- community question answering
- information extraction
- search engine