ENTROPY ML Ops & Machine Learning Model for Real-time Fraud Detection

Redis (Cache)• Active User Profiles,• Recent Transactions.

PostgreSQL (RDS)• Admin Audit Trails• User Feedback

DocumentDB (MongoDB)• Raw Transaction• Event Logs

RoculmentDB (MongoDB) Device ID• Raw Transaction Event Logs,• Device ID

Feature Engineering Layer

Tier 1: XGBoostTier 2: LSTM / GNN / Transformer

Explainability ServiceSHAP Engine &nbsp;&nbsp;&nbsp;&nbsp; LIME Module

Feedback Loop⚡ Live Fraud Feed (WebSocket)📊 Explainability Panel (SHAP / LIME Visualizations)✋ Manual Override Interface (Whiteist / Blacklist)🔔 Alert Configuration / Push🗂 Feedback & Labeling GatewayAction: Admin Feedback

Feature StoreFeature Engineering Layer

Feature StoreSS / Parquet

Continuous Learning Pipeline (Retraining Trigger)

Continuous Learning Pipeline (Retraining Trigger)

Entropy