Question Answering over Structured Data: an Entailment-Based Approach to Question Analysis.
Matteo NegriMilen KouylekovPublished in: RANLP (2009)
Keyphrases
- question answering
- structured data
- information extraction
- question classification
- qa clef
- information retrieval
- semi structured
- textual entailment recognition
- question answering systems
- free text
- answer validation
- natural language processing
- answer extraction
- keyword search
- passage retrieval
- tree kernels
- qa systems
- data analysis
- syntactic information
- databases
- natural language questions
- answering questions
- natural language
- xml documents
- cross language
- named entities
- text mining
- relation extraction
- question answer pairs