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CHA: Categorical Hierarchy-based Attention for Next POI Recommendation.
Hongyu Zang
Dongcheng Han
Xin Li
Zhifeng Wan
Mingzhong Wang
Published in:
ACM Trans. Inf. Syst. (2022)
Keyphrases
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user preferences
collaborative recommendation
recommender systems
personalized recommendation
collaborative filtering
recommendation systems
data sets
focus of attention
database
decision trees
higher level
attribute values
visual attention
categorical data