MARGIN reduces geometric distortions in imbalanced vulnerability embeddings by dynamically regularizing margins with von Mises-Fisher concentration estimates and hyperspherical prototypes.
Vulnerability detection via multiple-graph-based code representation
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MARGIN: Margin-Aware Regularized Geometry for Imbalanced Vulnerability Detection
MARGIN reduces geometric distortions in imbalanced vulnerability embeddings by dynamically regularizing margins with von Mises-Fisher concentration estimates and hyperspherical prototypes.