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UnitedQA: A Hybrid Approach for Open Domain Question Answering.
Hao Cheng
Yelong Shen
Xiaodong Liu
Pengcheng He
Weizhu Chen
Jianfeng Gao
Published in:
ACL/IJCNLP (1) (2021)
Keyphrases
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open domain question answering
question answering
information retrieval
artificial intelligence
search engine
probabilistic model
domain specific
text categorization
automatic extraction