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Epistemic uncertainty quantification is a crucial part of drawing credible conclusions from predictive models, whether concerned about the prediction at a given point or any downstream evaluation that uses the model as input. When the…

机器学习 · 统计学 2022-11-15 Nathan Kallus , James McInerney

ML models have errors when used for predictions. The errors are unknown but can be quantified by model uncertainty. When multiple ML models are trained using the same training points, their model uncertainties may be statistically…

机器学习 · 统计学 2025-09-23 Xiaoping Du

Uncertainty estimation bears the potential to make deep learning (DL) systems more reliable. Standard techniques for uncertainty estimation, however, come along with specific combinations of strengths and weaknesses, e.g., with respect to…

机器学习 · 计算机科学 2022-05-02 Joachim Sicking , Maram Akila , Jan David Schneider , Fabian Hüger , Peter Schlicht , Tim Wirtz , Stefan Wrobel

Whilst an abundance of techniques have recently been proposed to generate counterfactual explanations for the predictions of opaque black-box systems, markedly less attention has been paid to exploring the uncertainty of these generated…

机器学习 · 计算机科学 2021-07-22 Eoin Delaney , Derek Greene , Mark T. Keane

Data-driven modeling is useful for reconstructing nonlinear dynamical systems when the underlying process is unknown or too expensive to compute. Having reliable uncertainty assessment of the forecast enables tools to be deployed to predict…

统计方法学 · 统计学 2023-11-01 Mengyang Gu , Yizi Lin , Victor Chang Lee , Diana Qiu

Modern machine learning methods including deep learning have achieved great success in predictive accuracy for supervised learning tasks, but may still fall short in giving useful estimates of their predictive {\em uncertainty}. Quantifying…

Rule-based classification models described in the language of logic directly predict boolean values, rather than modeling a probability and translating it into a prediction as done in statistical models. The vast majority of existing…

人工智能 · 计算机科学 2022-11-04 Yusik Kim

In many high-risk machine learning applications it is essential for a model to indicate when it is uncertain about a prediction. While large language models (LLMs) can reach and even surpass human-level accuracy on a variety of benchmarks,…

计算与语言 · 计算机科学 2024-06-06 Evan Becker , Stefano Soatto

The estimation of the amount of uncertainty featured by predictive machine learning models has acquired a great momentum in recent years. Uncertainty estimation provides the user with augmented information about the model's confidence in…

机器学习 · 计算机科学 2022-10-31 Ibai Laña , Ignacio , Olabarrieta , Javier Del Ser

Characterization of the uncertainty in robotic manipulators is the focus of this paper. Based on the random matrix theory (RMT), we propose uncertainty characterization schemes in which the uncertainty is modeled at the macro (system)…

应用统计 · 统计学 2017-07-10 Javad Sovizi , Sonjoy Das , Venkat Krovi

A central problem in uncertainty quantification is how to characterize the impact that our incomplete knowledge about models has on the predictions we make from them. This question naturally lends itself to a probabilistic formulation, by…

统计力学 · 物理学 2018-09-03 Giovanni Dematteis , Tobias Grafke , Eric Vanden-Eijnden

Deep learning (DL) has shown great potential in digital pathology applications. The robustness of a diagnostic DL-based solution is essential for safe clinical deployment. In this work we evaluate if adding uncertainty estimates for DL…

机器学习 · 计算机科学 2022-05-23 Milda Pocevičiūtė , Gabriel Eilertsen , Sofia Jarkman , Claes Lundström

Existing procedures for model validation have been deemed inadequate for many engineering systems. The reason of this inadequacy is due to the high degree of complexity of the mechanisms that govern these systems. It is proposed in this…

人工智能 · 计算机科学 2007-05-23 A. Guergachi

Increasingly high-stakes decisions are made using neural networks in order to make predictions. Specifically, meteorologists and hedge funds apply these techniques to time series data. When it comes to prediction, there are certain…

机器学习 · 计算机科学 2022-11-14 Levente Foldesi , Matias Valdenegro-Toro

Prediction uncertainty estimation has clinical significance as it can potentially quantify prediction reliability. Clinicians may trust 'blackbox' models more if robust reliability information is available, which may lead to more models…

机器学习 · 计算机科学 2022-10-04 Michael Dohopolski , Kai Wang , Biling Wang , Ti Bai , Dan Nguyen , David Sher , Steve Jiang , Jing Wang

In science and medicine, model interpretations may be reported as discoveries of natural phenomena or used to guide patient treatments. In such high-stakes tasks, false discoveries may lead investigators astray. These applications would…

机器学习 · 统计学 2020-08-18 Collin Burns , Jesse Thomason , Wesley Tansey

Though black-box predictors are state-of-the-art for many complex tasks, they often fail to properly quantify predictive uncertainty and may provide inappropriate predictions for unfamiliar data. Instead, we can learn more reliable models…

机器学习 · 统计学 2021-12-14 Jean Feng , Arjun Sondhi , Jessica Perry , Noah Simon

Predictive modeling is invaded by elastic, yet complex methods such as neural networks or ensembles (model stacking, boosting or bagging). Such methods are usually described by a large number of parameters or hyper parameters - a price that…

机器学习 · 统计学 2019-03-01 Przemyslaw Biecek

Uncertainty is a key feature of any machine learning model and is particularly important in neural networks, which tend to be overconfident. This overconfidence is worrying under distribution shifts, where the model performance silently…

机器学习 · 计算机科学 2024-03-18 Arthur Thuy , Dries F. Benoit

Can we conclude the stability of an unknown dynamical system from the knowledge of a finite number of snapshots of trajectories? We tackle this black-box problem for switched linear systems. We show that, for any given random set of…

最优化与控制 · 数学 2018-07-24 Joris Kenanian , Ayca Balkan , Raphael M. Jungers , Paulo Tabuada
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