Transformer

Rankformer: A Graph Transformer for Recommendation based on Ranking Objective
Recommender Systems (RS) aim to generate personalized ranked lists for each user and are evaluated using ranking metrics. Although …
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Dynamic Graph Transformer with Correlated Spatial-Temporal Positional Encoding
Learning effective representations for Continuous-Time Dynamic Graphs (CTDGs) has garnered significant research interest, largely due …
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SIGformer: Sign-aware Graph Transformer for Recommendation
In recommender systems, most graph-based methods focus on positive user feedback, while overlooking the valuable negative feedback. …
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