[HTML][HTML] Imprecise bayesian optimization

J Rodemann, T Augustin - Knowledge-Based Systems, 2024 - Elsevier
Bayesian optimization (BO) with Gaussian processes (GPs) surrogate models is widely used
to optimize analytically unknown and expensive-to-evaluate functions. In this paper, we …

Multi-fidelity Bayesian optimization with across-task transferable max-value entropy search

Y Zhang, S Park, O Simeone - IEEE Transactions on Signal …, 2025 - ieeexplore.ieee.org
In many applications, ranging from logistics to engineering, a designer is faced with a
sequence of optimization tasks for which the objectives are in the form of black-box functions …

Risk-controlling model selection via guided bayesian optimization

B Laufer-Goldshtein, A Fisch, R Barzilay… - arXiv preprint arXiv …, 2023 - arxiv.org
Adjustable hyperparameters of machine learning models typically impact various key trade-
offs such as accuracy, fairness, robustness, or inference cost. Our goal in this paper is to find …

Cross-validation conformal risk control

KM Cohen, S Park, O Simeone… - 2024 IEEE International …, 2024 - ieeexplore.ieee.org
Conformal risk control (CRC) is a recently proposed technique that applies post-hoc to a
conventional point predictor to provide calibration guarantees. Generalizing conformal …

[HTML][HTML] Efficient safe learning for controller tuning with experimental validation

M Zagorowska, C König, H Yu, EC Balta… - … Applications of Artificial …, 2025 - Elsevier
Optimization-based controller tuning is challenging because it requires formulating
optimization problems explicitly as functions of controller parameters. Safe learning …

Distributed Conformal Prediction via Message Passing

H Wen, H Xing, O Simeone - arXiv preprint arXiv:2501.14544, 2025 - arxiv.org
Post-hoc calibration of pre-trained models is critical for ensuring reliable inference,
especially in safety-critical domains such as healthcare. Conformal Prediction (CP) offers a …

Conformal Validity Guarantees Exist for Any Data Distribution

D Prinster, S Stanton, A Liu, S Saria - arXiv preprint arXiv:2405.06627, 2024 - arxiv.org
As machine learning (ML) gains widespread adoption, practitioners are increasingly seeking
means to quantify and control the risk these systems incur. This challenge is especially …

Localized Adaptive Risk Control

M Zecchin, O Simeone - arXiv preprint arXiv:2405.07976, 2024 - arxiv.org
Adaptive Risk Control (ARC) is an online calibration strategy based on set prediction that
offers worst-case deterministic long-term risk control, as well as statistical marginal coverage …

Efficient tuning of an isotope separation online system through safe Bayesian optimization with simulation-informed Gaussian process for the constraints

S Ramos Garces, I De Boi, JP Ramos… - …, 2024 - repository.uantwerpen.be
Optimizing process outcomes by tuning parameters through an automated system is
common in industry. Ideally, this optimization is performed as efficiently as possible, using …

Conformal Validity Guarantees Exist for Any Data Distribution (and How to Find Them)

D Prinster, SD Stanton, A Liu, S Saria - Forty-first International Conference … - openreview.net
As artificial intelligence (AI)/machine learning (ML) gain widespread adoption, practitioners
are increasingly seeking means to quantify and control the risk these systems incur. This …