A Hierarchical Attention Recommender System Based on Cross-Domain Social Networks

<div>The framework of HA-RS model in this paper. (a) The user’s node representation model Context-NE in the item domain. (b) The hierarchical attention embedding model, which is used to learn the feature of user friends.</div>

Complexity

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Figure 2

Figure 2: A Hierarchical Attention Recommender System Based on Cross-Domain Social Networks 