urn:li:dataset:(urn:li:dataPlatform:kafka,payments.authorized_transaction_events,PROD)
→
urn:li:dataset:(urn:li:dataPlatform:postgres,fraud.realtime_payment_features,PROD)
01
Proposed change
- Source column
transactions_last_10_minutes- Scenario
transaction-velocity-surge- Source asset
urn:li:dataset:(urn:li:dataPlatform:kafka,payments.authorized_transaction_events,PROD)- Description
- A payment-fraud monitoring agent detected a sixfold transaction-velocity surge across eight percent of evaluated payments, consistent with an account-takeover-shaped stress condition.
02
DataHub impact path
Discovered from recorded DataHub MCP context; the request did not name a model.
urn:li:dataset:(urn:li:dataPlatform:postgres,fraud.realtime_payment_features,PROD)
→
urn:li:mlFeature:(realtime_payment_risk_features,transactions_last_10_minutes)
urn:li:mlFeature:(realtime_payment_risk_features,transactions_last_10_minutes)
→
urn:li:mlModel:(urn:li:dataPlatform:mlflow,payment_fraud_detector_v3,PROD)
Affected production model
urn:li:mlModel:(urn:li:dataPlatform:mlflow,payment_fraud_detector_v3,PROD)payment_fraud_detector_v3
03
Bounded experiment plan
Reproduce the observed account-takeover-shaped velocity surge against a bounded evaluation cohort and measure how the affected fraud model behaves.
| Operator | Column | Fraction | Value |
|---|---|---|---|
scale_numeric | transactions_last_10_minutes | 8% | 6.0 |
04
Baseline vs mutated metrics
Experiment 1 · scale_numeric
5.5 msMutation applied to 40 of 500 evaluation rows.
05
Deterministic rule evidence
Numeric policy alone makes the decision.
auc_drop: 0.040435 >= 0.020000
06
DataHub write-back
Published to DataHubRecorded remote status: Succeeded
- Result tag
Provenance-WARN- DataHub document
urn:li:document:shared-4c6c03c6-335b-4271-9930-228ca658b570
Recorded during a live local DataHub run. This hosted page presents committed evidence and does not contact or mutate DataHub.