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BERT-based Dense Retrievers Require Interpolation with BM25 for Effective Passage Retrieval.
Shuai Wang
Shengyao Zhuang
Guido Zuccon
Published in:
ICTIR (2021)
Keyphrases
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document retrieval
passage retrieval
question answering
retrieval model
language model
machine learning
information retrieval
ground truth
query expansion
document clustering
text retrieval
audio visual