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C²-CRS: Coarse-to-Fine Contrastive Learning for Conversational Recommender System.
Yuanhang Zhou
Kun Zhou
Wayne Xin Zhao
Cheng Wang
Peng Jiang
He Hu
Published in:
WSDM (2022)
Keyphrases
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coarse to fine
multiscale
recommender systems
image registration
learning algorithm
reinforcement learning
multiresolution
hierarchical representation
image processing
supervised learning