Fact-Tree Reasoning for N-ary Question Answering over Knowledge Graphs.
Yao ZhangPeiyao LiHongru LiangAdam JatowtZhenglu YangPublished in: CoRR (2021)
Keyphrases
- question answering
- knowledge base
- knowledge representation
- information retrieval
- natural language processing
- information extraction
- answering questions
- cross language
- natural language
- sentence retrieval
- passage retrieval
- named entities
- qa clef
- question classification
- question answering systems
- domain knowledge
- natural language questions
- tree structure
- expert systems
- semantic roles
- answer validation
- open domain question answering
- answer extraction
- search engine