Recall degradation

9bf3a153…2114 · mobile-money-fraud-detection · v2

Summary

Resolved

Model mobile-money-fraud-detection v2 degraded against its same-window reference after a canary release, and verified recovery followed rollback.

Signal

Performance

Metric

Recall

Severity

High

Created

Aug 10, 2026, 20:25

Detection and investigation evidence

Reference v1

10.8%

Candidate v2

0.0%

Allowed decrease

5.0 pp

Investigation

Confirmed cause

DataHub: Written back · Recovery: Verified

Remediation actions

1 recorded

Stop canary

cfb87ccc…78ff · github_pr · proposed Aug 10, 2026, 20:38

Review PRExecution succeeded

Model: mobile-money-fraud-detectionVersion: v2Deployment: mobile-money-fraud-productionEnvironment: productionDatahub model urn: urn:li:mlModel:(urn:li:dataPlatform:mlflow,mobile-money-fraud-detection,PROD)

Timeline

UTC

Created

Aug 10, 2026, 20:25

Status changed

Aug 10, 2026, 20:26

Investigation updated

Aug 10, 2026, 20:26

Signal repeated · 94 events

Aug 10, 2026, 20:36

Investigation updated

Aug 10, 2026, 20:38

Recovery verified

Aug 10, 2026, 20:39

Investigation updated

Aug 10, 2026, 20:40

Status changed

Aug 10, 2026, 20:40