On Continuous Monitoring of Risk Violations under Unknown Shift

Fuente: arXiv
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Autori principali: Timans, Alexander, Verma, Rajeev, Nalisnick, Eric, Naesseth, Christian A.
Natura: Preprint
Pubblicazione: 2025
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author Timans, Alexander
Verma, Rajeev
Nalisnick, Eric
Naesseth, Christian A.
author_facet Timans, Alexander
Verma, Rajeev
Nalisnick, Eric
Naesseth, Christian A.
contents Machine learning systems deployed in the real world must operate under dynamic and often unpredictable distribution shifts. This challenges the validity of statistical safety assurances on the system's risk established beforehand. Common risk control frameworks rely on fixed assumptions and lack mechanisms to continuously monitor deployment reliability. In this work, we propose a general framework for the real-time monitoring of risk violations in evolving data streams. Leveraging the 'testing by betting' paradigm, we propose a sequential hypothesis testing procedure to detect violations of bounded risks associated with the model's decision-making mechanism, while ensuring control on the false alarm rate. Our method operates under minimal assumptions on the nature of encountered shifts, rendering it broadly applicable. We illustrate the effectiveness of our approach by monitoring risks in outlier detection and set prediction under a variety of shifts.
format Preprint
id arxiv_https___arxiv_org_abs_2506_16416
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle On Continuous Monitoring of Risk Violations under Unknown Shift
Timans, Alexander
Verma, Rajeev
Nalisnick, Eric
Naesseth, Christian A.
Machine Learning
Machine learning systems deployed in the real world must operate under dynamic and often unpredictable distribution shifts. This challenges the validity of statistical safety assurances on the system's risk established beforehand. Common risk control frameworks rely on fixed assumptions and lack mechanisms to continuously monitor deployment reliability. In this work, we propose a general framework for the real-time monitoring of risk violations in evolving data streams. Leveraging the 'testing by betting' paradigm, we propose a sequential hypothesis testing procedure to detect violations of bounded risks associated with the model's decision-making mechanism, while ensuring control on the false alarm rate. Our method operates under minimal assumptions on the nature of encountered shifts, rendering it broadly applicable. We illustrate the effectiveness of our approach by monitoring risks in outlier detection and set prediction under a variety of shifts.
title On Continuous Monitoring of Risk Violations under Unknown Shift
topic Machine Learning
url https://arxiv.org/abs/2506.16416