Joint linking of entity and relation for question answering over knowledge graph.
Huiying LiWenqi YuXinbang DaiPublished in: Multim. Tools Appl. (2023)
Keyphrases
- question answering
- named entities
- knowledge base
- natural language processing
- information extraction
- natural language
- information retrieval
- cross language
- natural language questions
- qa clef
- question answering systems
- open domain question answering
- sentence retrieval
- question classification
- passage retrieval
- knowledge representation
- domain knowledge
- syntactic information
- relation extraction
- semantic roles
- qa systems
- structured data
- answer validation
- expert systems