Complex Knowledge Base Question Answering: A Survey.
Yunshi LanGaole HeJinhao JiangJing JiangWayne Xin ZhaoJi-Rong WenPublished in: CoRR (2021)
Keyphrases
- question answering
- knowledge base
- natural language
- question classification
- information retrieval
- information extraction
- relation extraction
- natural language processing
- question answering systems
- passage retrieval
- qa clef
- sentence retrieval
- syntactic information
- cross language
- expert systems
- answer extraction
- answering questions
- answer validation
- open domain question answering
- named entities
- knowledge representation
- quantitative evaluation
- language modeling
- qa systems
- candidate answers
- document retrieval
- multi modal
- text mining
- high level
- speech transcripts
- artificial intelligence