Tianzi Zang

graph neural network (3) contrastive learning (2) hierarchical learning (1) self-supervised learning (1) multi-branch networks (1) message passing (1) social network (1) user-item embedding (1) node classification (1) feature fusion (1) noise removal (1) recommender system (1) multimodal sentiment analysis (1) missing datum (1) graph contrastive learning (1) data reconstruction (1) social recommendation (1) semantic graph (1) hierarchical contrastive learning (1) graph-based recommendation (1)