ASA-GNN: Adaptive Sampling and Aggregation-Based Graph Neural Network for Transaction Fraud Detection

Keyphrases

• Graph Neural Network 100%
• Sampling Methods 100%
• Aggregation-based 100%
• Transaction Fraud Detection 100%
• Adaptive Sampling 100%
• Neural Network Adaptive 100%
• Adaptive Aggregation 100%
• Discriminative Representation 50%
• Machine Learning Techniques 25%
• Sampling Strategy 25%
• Ability to Learn 25%
• Behavioral Patterns 25%
• Diversity Measure 25%
• Fraud 25%
• Edge Weight 25%
• Cosine Similarity 25%
• Poor Performance 25%
• Criminal 25%
• Financial Data 25%
• Detection Model 25%
• Financial Security 25%
• Transaction Data 25%
• Feature Engineering 25%
• Manual Features 25%
• Over-smoothing 25%
• Card Holder 25%
• Fraudsters 25%
• Similarity Weight 25%

Computer Science

• Graph Neural Network 100%
• Fraud Detection 100%
• Cosine Similarity 25%
• Transaction Data 25%
• Machine Learning 25%
• Learning System 25%
• Behavior Pattern 25%
• Feature Engineering 25%
• Entropy 25%