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

coarse to fine
multiscale
recommender systems
image registration
learning algorithm
reinforcement learning
multiresolution
hierarchical representation
image processing
supervised learning