models/autoencoder_meta.json

{
  "model": "Autoencoder (unsupervised, legit-only training)",
  "trained_at": "2026-06-05 21:44",
  "test_metrics": {
    "pr_auc": 0.13483,
    "roc_auc": 0.86586,
    "f1_at_best": 0.05365,
    "best_threshold": 0.46032,
    "precision_at_best": 0.23381,
    "recall_at_best": 0.0303,
    "precision_at_100": 0.09,
    "recall_at_1pct": 0.43636,
    "total_cost": 16556.00456,
    "cost_at_half": 16755.96909,
    "n": 555719,
    "n_fraud": 2145
  },
  "n_features_in": 88
}