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Machine learning models for chronic kidney disease (CKD) risk prediction often post strong discrimination scores on internal test sets. Calibration and uncertainty quantification get far less attention, leaving clinicians without reliable…

机器学习 · 计算机科学 2026-05-22 Michael O. Eniolade

This paper proposes an iterative distributionally robust model predictive control (MPC) scheme to solve a risk-constrained infinite-horizon optimal control problem. In each iteration, the algorithm generates a trajectory from the starting…

最优化与控制 · 数学 2023-08-23 Alireza Zolanvari , Ashish Cherukuri

Model Predictive Control (MPC) offers safe and near-optimal control but suffers from high computational costs. Approximate MPC (AMPC) mitigates this by learning a cheaper surrogate policy, typically by training a neural network on state-MPC…

系统与控制 · 电气工程与系统科学 2026-04-13 Elias Milios , Felix Berkel , Felix Gruber , Melanie N. Zeilinger , Kim P. Wabersich

This letter presents contact-safe Model-based Reinforcement Learning (MBRL) for robot applications that achieves contact-safe behaviors in the learning process. In typical MBRL, we cannot expect the data-driven model to generate accurate…

机器人学 · 计算机科学 2021-03-10 Cheng-Yu Kuo , Andreas Schaarschmidt , Yunduan Cui , Tamim Asfour , Takamitsu Matsubara

Large language models (LLMs) are increasingly deployed for tabular question answering, yet calibration on structured data is largely unstudied. This paper presents the first systematic comparison of five confidence estimation methods across…

计算与语言 · 计算机科学 2026-04-15 Lukas Voss

When working in a high-risk setting, having well calibrated probabilistic predictive models is a crucial requirement. However, estimators for calibration error are not always able to correctly distinguish which model is better calibrated.…

机器学习 · 统计学 2025-12-18 Peter Moskvichev , Dino Sejdinovic

In counterfactual learning to rank (CLTR) user interactions are used as a source of supervision. Since user interactions come with bias, an important focus of research in this field lies in developing methods to correct for the bias of…

信息检索 · 计算机科学 2021-08-20 Ali Vardasbi , Maarten de Rijke , Ilya Markov

We present a robust model predictive control (MPC) framework for linear systems facing bounded parametric uncertainty and bounded disturbances. Our approach deviates from standard MPC formulations by integrating multi-step predictors, which…

最优化与控制 · 数学 2023-11-21 Danilo Saccani , Giancarlo Ferrari-Trecate , Melanie N. Zeilinger , Johannes Köhler

Active surveillance (AS) using repeated biopsies to monitor disease progression has been a popular alternative to immediate surgical intervention in cancer care. However, a biopsy procedure is invasive and sometimes leads to severe side…

统计方法学 · 统计学 2024-05-21 Muxuan Liang , Yingqi Zhao , Daniel W. Lin , Matthew Cooperberg , Yingye Zheng

Calibration is commonly evaluated by comparing model confidence with its empirical correctness, implicitly treating reliability as a function of the confidence score alone. However, this view can hide substantial structure: models may be…

机器学习 · 计算机科学 2026-05-14 Katarzyna Kobalczyk , Mihaela van der Schaar

Post-click conversion rate (CVR) is a reliable indicator of online customers' preferences, making it crucial for developing recommender systems. A major challenge in predicting CVR is severe selection bias, arising from users' inherent…

人工智能 · 计算机科学 2025-12-02 Wenbo Hu , Xin Sun , Qiang liu , Le Wu , Liang Wang

Precise recall control is critical in large-scale spatial conflation and entity-matching tasks, where missing even a few true matches can break downstream analytics, while excessive manual review inflates cost. Classical confidence-interval…

机器学习 · 计算机科学 2025-10-03 John N. Daras

Large language models (LLMs) are increasingly deployed in decision-making tasks, where not only accuracy but also reliable confidence estimates are essential. Well-calibrated confidence enables downstream systems to decide when to trust a…

机器学习 · 计算机科学 2026-01-21 Duygu Nur Yaldiz , Evangelia Spiliopoulou , Zheng Qi , Siddharth Varia , Srikanth Doss , Nikolaos Pappas

Probability predictions from binary regressions or machine learning methods ought to be calibrated: If an event is predicted to occur with probability $x$, it should materialize with approximately that frequency, which means that the…

统计理论 · 数学 2023-01-11 Timo Dimitriadis , Lutz Duembgen , Alexander Henzi , Marius Puke , Johanna Ziegel

Calibration refers to the estimation of unknown parameters which are present in computer experiments but not available in physical experiments. An accurate estimation of these parameters is important because it provides a scientific…

统计方法学 · 统计学 2019-03-21 Chih-Li Sung , Ying Hung , William Rittase , Cheng Zhu , C. F. Jeff Wu

A central prediction of the accompanying theoretical framework is that metacognitive calibration can vary even when content-level performance is held approximately fixed, depending on whether support structure is preserved in a globally…

神经元与认知 · 定量生物学 2026-03-02 Mark Walsh

Reliable uncertainty quantification is essential for deploying machine learning systems in high-stakes domains. Conformal prediction provides distribution-free coverage guarantees but often produces overly large prediction sets, limiting…

机器学习 · 计算机科学 2026-04-28 Yunpeng Xu , Wenge Guo , Zhi Wei

Predicting clinical outcomes to anti-cancer drugs on a personalized basis is challenging in cancer treatment due to the heterogeneity of tumors. Traditional computational efforts have been made to model the effect of drug response on…

机器学习 · 计算机科学 2022-07-12 Jie Gao , Jing Hu , Wanqing Sun , Yili Shen , Xiaonan Zhang , Xiaomin Fang , Fan Wang , Guodong Zhao

Conformal risk control (CRC) provides distribution-free guarantees for controlling the expected loss at a user-specified level. Existing theory typically assumes that the loss decreases monotonically with a tuning parameter that governs the…

机器学习 · 统计学 2026-04-21 Tareq Aldirawi , Yun Li , Wenge Guo

Assessing reliably the confidence of a deep neural network and predicting its failures is of primary importance for the practical deployment of these models. In this paper, we propose a new target criterion for model confidence,…

计算机视觉与模式识别 · 计算机科学 2019-10-29 Charles Corbière , Nicolas Thome , Avner Bar-Hen , Matthieu Cord , Patrick Pérez