Evaluation of a Layered Approach to Question Answering over Linked Data.
Sebastian WalterChristina UngerPhilipp CimianoDaniel BärPublished in: ISWC (2) (2012)
Keyphrases
- question answering
- linked data
- linked open data
- information extraction
- semantic web
- structured data
- question classification
- qa clef
- information retrieval
- cross language
- natural language processing
- passage retrieval
- natural language
- named entities
- data sources
- data integration
- natural language questions
- question answering systems
- syntactic information
- evaluation method
- open data
- candidate answers
- answering questions
- answer validation
- answer extraction
- qa systems
- semantic roles
- evaluation methodology
- mashup