Graph Attention Collaborative Similarity Embedding for Recommender System
نویسندگان
چکیده
We present Graph Attention Collaborative Similarity Embedding (GACSE), a new recommendation framework that exploits collaborative information in the user-item bipartite graph for representation learning. Our consists of two parts: first part is to learn explicit filtering such as association through embedding propagation with attention mechanism, and second implicit user-user similarities item-item auxiliary loss. design loss function combines BPR adaptive margin similarity Extensive experiments on three benchmarks show our model consistently better than latest state-of-the-art models.
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ژورنال
عنوان ژورنال: Lecture Notes in Computer Science
سال: 2021
ISSN: ['1611-3349', '0302-9743']
DOI: https://doi.org/10.1007/978-3-030-73200-4_11