A Heterogeneous Graph with Factual, Temporal and Logical Knowledge for Question Answering Over Dynamic Contexts.
Wanjun ZhongDuyu TangNan DuanMing ZhouJiahai WangJian YinPublished in: CoRR (2020)
Keyphrases
- question answering
- natural language processing
- question classification
- named entities
- information retrieval
- domain knowledge
- information extraction
- syntactic information
- cross language
- relation extraction
- passage retrieval
- qa clef
- natural language questions
- natural language
- knowledge representation
- structured data
- semantic roles
- textual entailment recognition
- candidate answers
- open domain question answering
- question answering systems
- expert systems
- knowledge base
- search engine
- text summarization
- semantic information
- answering questions