College-Related Question Answering based on Knowledge Graph.
Cheng PengHao JiangJunnan DongXiao HuangPublished in: IEEE Data Eng. Bull. (2022)
Keyphrases
- question answering
- information extraction
- question classification
- information retrieval
- natural language processing
- domain knowledge
- knowledge representation
- qa clef
- sentence retrieval
- knowledge base
- natural language
- syntactic information
- open domain question answering
- question answering systems
- semantic roles
- passage retrieval
- named entities
- cross language
- knowledge sources
- expert systems
- natural language questions