Isolation Forest anomaly detection on synthetic transaction batches. Scores each transaction across four features (amount, hour-of-day, counterparty frequency, recency) using a 10-tree forest with subsampled isolation. Anomaly score near 1.0 = isolated quickly = anomalous. All computation is client-side — no transaction data transmitted. Chains from ART-10 (AMLA typology scoring).
detect_transaction_anomaliesrisk_controlEU AI ActAMLA 2024FCA Consumer DutyIsolation Forest