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Task-Aware Specialization for Efficient and Robust Dense Retrieval for Open-Domain Question Answering.
Hao Cheng
Hao Fang
Xiaodong Liu
Jianfeng Gao
Published in:
ACL (2) (2023)
Keyphrases
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open domain question answering
information retrieval
document retrieval
data retrieval
image retrieval
relevance feedback
co occurrence
query expansion