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A Survey on Complex Knowledge Base Question Answering: Methods, Challenges and Solutions.
Yunshi Lan
Gaole He
Jinhao Jiang
Jing Jiang
Wayne Xin Zhao
Ji-Rong Wen
Published in:
IJCAI (2021)
Keyphrases
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question answering
knowledge base
information retrieval
question answering systems
natural language processing
named entities
question classification
knowledge representation
evaluation metrics
relation extraction