Model Architecture
Hyperparameters
Training Data
Total Samples
2,450,000
Fraud Rate
1.2%
Features
128
Train/Val/Test
70/15/15
Training Progress
ReadyConfusion Matrix
ROC & PR Curves
Model Comparison
| Model | AUC-ROC | PR-AUC | Precision | Recall | F1 | Latency | Deploy |
|---|---|---|---|---|---|---|---|
| XGBoost Ensemble ★ | 0.987 | 0.842 | 0.923 | 0.891 | 0.907 | 12ms | |
| LightGBM | 0.983 | 0.824 | 0.908 | 0.878 | 0.893 | 8ms | |
| Neural Network | 0.979 | 0.812 | 0.895 | 0.912 | 0.903 | 45ms | |
| Isolation Forest | 0.945 | 0.723 | 0.812 | 0.856 | 0.834 | 5ms |