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B-PROP: Bootstrapped Pre-training with Representative Words Prediction for Ad-hoc Retrieval.
Xinyu Ma
Jiafeng Guo
Ruqing Zhang
Yixing Fan
Yingyan Li
Xueqi Cheng
Published in:
SIGIR (2021)
Keyphrases
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ad hoc retrieval
query expansion
document collections
multiword
pseudo relevance feedback
keywords
n gram
web search
relevance model
training set
multi modal
test collection
text documents
supervised learning
link structure
relevant documents
document retrieval
machine learning