
=== Signal AUC (n=500) ===
  fail_risk_action               AUC=0.6763  rate=0.1222
  fail_risk_transition           AUC=0.7149  rate=0.1339
  success_signal_action          AUC=0.6439  rate=0.1002
  success_signal_transition      AUC=0.6856  rate=0.1133

Saved to output/signal_auc.json
