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Stein's unbiased risk estimator (SURE) has been shown to be an effective metric for determining optimal parameters for many applications. The topic of this article is focused on the use of SURE for determining parameters for blind…

数值分析 · 数学 2022-03-01 Toby Sanders

Randomized smoothing is currently a state-of-the-art method to construct a certifiably robust classifier from neural networks against $\ell_2$-adversarial perturbations. Under the paradigm, the robustness of a classifier is aligned with the…

机器学习 · 计算机科学 2021-11-18 Jongheon Jeong , Sejun Park , Minkyu Kim , Heung-Chang Lee , Doguk Kim , Jinwoo Shin

Fourier embedding has shown great promise in removing spectral bias during neural network training. However, it can still suffer from high generalization errors, especially when the labels or measurements are noisy. We demonstrate that…

机器学习 · 计算机科学 2024-09-04 Halyun Jeong , Jihun Han

A novel approach for the fusion of detection scores from disparate object detection methods is proposed. In order to effectively integrate the outputs of multiple detectors, the level of ambiguity in each individual detection score (called…

计算机视觉与模式识别 · 计算机科学 2015-11-13 Ryan Robinson

Deep neural networks for computer vision are deployed in increasingly safety-critical and socially-impactful applications, motivating the need to close the gap in model performance under varied, naturally occurring imaging conditions.…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Nathan Drenkow , Numair Sani , Ilya Shpitser , Mathias Unberath

Robustness in deep neural networks and machine learning algorithms in general is an open research challenge. In particular, it is difficult to ensure algorithmic performance is maintained on out-of-distribution inputs or anomalous instances…

机器学习 · 计算机科学 2022-11-23 Natalie Abreu , Nathan Vaska , Victoria Helus

Robustness of linear systems with constant coefficients is considered. There exist methods and tools for analyzing the stability of systems with random or deterministic uncertainties. At the same time, there are no approaches for the…

最优化与控制 · 数学 2020-12-08 Andrey Tremba

A fundamental question in adversarial machine learning is whether a robust classifier exists for a given task. A line of research has made some progress towards this goal by studying the concentration of measure, but we argue standard…

机器学习 · 计算机科学 2022-03-18 Xiao Zhang , David Evans

Standard benchmarks for optical flow, scene flow, and stereo vision algorithms generally focus on model accuracy rather than robustness to image corruptions like noise or rain. Hence, the resilience of models to such real-world…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Victor Oei , Jenny Schmalfuss , Lukas Mehl , Madlen Bartsch , Shashank Agnihotri , Margret Keuper , Andreas Bulling , Andrés Bruhn

This work introduces a novel method for surface normal estimation from rectified stereo image pairs, leveraging affine transformations derived from disparity values to achieve fast and accurate results. We demonstrate how the rectification…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Csongor Csanad Kariko , Muhammad Rafi Faisal , Levente Hajder

Image smoothing is a fundamental procedure in applications of both computer vision and graphics. The required smoothing properties can be different or even contradictive among different tasks. Nevertheless, the inherent smoothing nature of…

计算机视觉与模式识别 · 计算机科学 2021-08-05 Wei Liu , Pingping Zhang , Yinjie Lei , Xiaolin Huang , Jie Yang , Michael Ng

Dynamic response of loads has a significant effect on system stability and directly determines the stability margin of the operating point. Inherent uncertainty and natural variability of load models make the stability assessment especially…

系统与控制 · 计算机科学 2015-04-15 Hung D. Nguyen , Konstantin Turitsyn

Feature selection techniques have been used as the workhorse in biomarker discovery applications for a long time. Surprisingly, the stability of feature selection with respect to sampling variations has long been under-considered. It is…

计算工程、金融与科学 · 计算机科学 2010-01-07 Zengyou He , Weichuan Yu

Robustness is a basic property of any control system. In the context of linear output regulation, it was proved that embedding an internal model of the exogenous signals is necessary and sufficient to achieve tracking of the desired…

系统与控制 · 电气工程与系统科学 2021-04-23 Michelangelo Bin , Daniele Astolfi , Lorenzo Marconi

This paper studies the problem of perturbed convex and smooth optimization. The main results describe how the solution and the value of the problem change if the objective function is perturbed. Examples include linear, quadratic, and…

最优化与控制 · 数学 2025-06-08 Vladimir Spokoiny

Counterfactual explanations (CEs) are a powerful means for understanding how decisions made by algorithms can be changed. Researchers have proposed a number of desiderata that CEs should meet to be practically useful, such as requiring…

机器学习 · 计算机科学 2022-09-26 Marco Virgolin , Saverio Fracaros

Robust estimation is much more challenging in high dimensions than it is in one dimension: Most techniques either lead to intractable optimization problems or estimators that can tolerate only a tiny fraction of errors. Recent work in…

机器学习 · 计算机科学 2018-03-14 Ilias Diakonikolas , Gautam Kamath , Daniel M. Kane , Jerry Li , Ankur Moitra , Alistair Stewart

The demand for high-resolution video generation is growing rapidly. However, the generation resolution is severely constrained by slow inference speeds. For instance, Wan2.1 requires over 50 minutes to generate a single 720p video. While…

图形学 · 计算机科学 2026-05-19 Kaixin Ding , Xi Chen , Sihui Ji , Yuan Gao , Liang Hou , Xin Tao , Hengshuang Zhao

There have been two different methods for checking the satisfiability of feature descriptions that use the functional uncertainty device, namely~\cite{Kaplan:88CO} and \cite{Backofen:94JSC}. Although only the one in \cite{Backofen:94JSC}…

cmp-lg · 计算机科学 2008-02-03 Rolf Backofen

We recently highlighted a fundamental problem recognized to confound algorithmic optimization, namely, \textit{conflating} the objective with the objective function. Even when the former is well defined, the latter may not be obvious, e.g.,…

神经与进化计算 · 计算机科学 2022-06-28 Moshe Sipper , Jason H. Moore , Ryan J. Urbanowicz