QA 3 : A natural language approach to question answering over RDF data cubes.
Maurizio AtzoriGiuseppe M. MazzeoCarlo ZanioloPublished in: Semantic Web (2019)
Keyphrases
- question answering
- data cube
- natural language
- multi dimensional
- range sum queries
- data warehouse
- natural language processing
- information extraction
- qa systems
- natural language questions
- knowledge representation
- passage retrieval
- question answering systems
- data sources
- qa clef
- question classification
- metadata
- cross language
- data structure
- open domain question answering
- syntactic information
- semantic analysis
- answer extraction
- databases
- machine learning
- relation extraction
- query language
- data model
- information retrieval
- range queries
- answer validation
- semantic roles
- data integration
- candidate answers
- data management
- nearest neighbor
- sentence retrieval
- knowledge base