Bust-out and first-party fraud detection: leakage-safe trajectory features over an account-month panel, an early-warning model, and a cost-ranked freeze queue.
python machine-learning risk scikit-learn fintech banking classification feature-engineering credit-cards fraud-detection gradient-boosting anomaly-detection credit-risk data-leakage financial-crime behavioral-analytics duckdb first-party-fraud bust-out trajectory-features
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Updated
Jul 12, 2026 - Python