Evaluating question answering over linked data.
Vanessa LópezChristina UngerPhilipp CimianoEnrico MottaPublished in: J. Web Semant. (2013)
Keyphrases
- question answering
- linked data
- semantic web
- linked open data
- information retrieval
- information extraction
- structured data
- data sources
- natural language processing
- cross language
- natural language
- named entities
- question answering systems
- data integration
- qa clef
- syntactic information
- natural language questions
- question classification
- open data
- passage retrieval
- mashup
- machine learning
- information retrieval systems
- language modeling
- candidate answers
- free text
- answer extraction
- data model
- expert systems