Retrieving Relationships from a Knowledge Graph for Question Answering.
Puneet AgarwalMaya RamanathGautam ShroffPublished in: ECIR (1) (2019)
Keyphrases
- question answering
- information retrieval
- information extraction
- natural language
- passage retrieval
- relation extraction
- domain knowledge
- question classification
- cross language
- knowledge base
- open domain question answering
- named entities
- natural language processing
- knowledge representation
- knowledge sources
- question answering systems
- syntactic information
- sentence retrieval
- answer extraction
- qa clef
- answer validation
- expert systems
- background knowledge
- structured data
- co occurrence
- qa systems
- candidate answers