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A Two-stage Conversational Query Rewriting Model with Multi-task Learning.
Shuangyong Song
Chao Wang
Qianqian Xie
Xinxing Zu
Huan Chen
Haiqing Chen
Published in:
WWW (Companion Volume) (2020)
Keyphrases
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multi task learning
nearest neighbor
probabilistic model
high order
learning problems
multi task
query optimization