Decision Walk: Investigate an AI ETA Drift
Use a structured decision walk to investigate ETA drift before changing the model.
Drift alert ETA misses on one lane jump from 12 minutes to 46 minutes in one morning. The pressure is to change the model, but the first moves decide whether the true cause stays visible. The method DMAIC for ETA drift Define the defect, measure the pattern, analyze causes, improve one lever, then control the signal so drift is caught earlier next time. Shortcut Retrain or remove the badge immediately. The fix follows evidence instead of anxiety. Averages hide drift; structured slices expose it. Define Step 1 Everyone says the ETA model is broken, but the complaint is still vague.…
Sign up free — one personalized lesson every day, matched to your role and goals.
Already have an account? Sign in