Invariant Collaborative Filtering to Popularity Distribution Shift.

An Zhang Jingnan Zheng Xiang Wang Yancheng Yuan Tat-Seng Chua

Published in: CoRR (2023)

Keyphrases

collaborative filtering
recommender systems
user preferences
data sparsity
matrix factorization
data sets
computer vision
social media
uniformly distributed
training data
probability distribution
data distribution
affine invariant
spatial distribution
power law
social tagging systems