Staged query graph generation based on answer type for question answering over knowledge base.
Haoyuan ChenFei YeYuankai FanZhenying HeYinan JingKai ZhangX. Sean WangPublished in: Knowl. Based Syst. (2022)
Keyphrases
- question answering
- question classification
- knowledge base
- natural language questions
- question answering systems
- answering questions
- qa systems
- answer validation
- candidate answers
- answer extraction
- natural language processing
- question answer pairs
- natural language
- query graph
- passage retrieval
- syntactic information
- information retrieval
- qa clef
- information extraction
- wordnet
- knowledge representation
- machine learning
- graph data
- co occurrence
- text mining
- artificial intelligence