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A short review which focuses on the employment of a Superconducting Radio Frequency cavity for detection of Gravitational Waves. This first part is inspired by the works of Berlin et al.. In the second part, we analyze also the idea to use…

High Energy Physics - Phenomenology · Physics 2022-12-01 Roberto Menta , Anna Grassellino , Roni Harnik , Asher Berlin

We report on the development of machine learning models for classifying C100 superconducting radio-frequency (SRF) cavity faults in the Continuous Electron Beam Accelerator Facility (CEBAF) at Jefferson Lab. CEBAF is a continuous-wave…

We propose UNSURF, a novel uncertainty measure for cortical surface reconstruction of clinical brain MRI scans of any orientation, resolution, and contrast. It relies on the discrepancy between predicted voxel-wise signed distance functions…

Image and Video Processing · Electrical Eng. & Systems 2025-07-08 Raghav Mehta , Karthik Gopinath , Ben Glocker , Juan Eugenio Iglesias

As neural networks become more popular, the need for accompanying uncertainty estimates increases. There are currently two main approaches to test the quality of these estimates. Most methods output a density. They can be compared by…

Machine Learning · Statistics 2024-06-05 Laurens Sluijterman , Eric Cator , Tom Heskes

Modern resonant sensing tools can achieve increasingly high quality factors, which correspond to extremely narrow linewidths. In such systems, time-variation of the resonator's natural frequency can potentially impact its ability to…

Instrumentation and Detectors · Physics 2026-03-24 Hao-Ran Cui , Saarik Kalia , Zhen Liu

The frequency response function (FRF) is an established way to describe the outcome of experiments in posture control literature. The FRF is an empirical transfer function between an input stimulus and the induced body segment sway profile,…

Signal Processing · Electrical Eng. & Systems 2025-01-31 Vittorio Lippi

Superconducting Radio-Frequency (SRF) cavities operating in continuous wave (CW) mode and with low beam loading are devices characterized by a high loaded quality factor, in the order of 10^7, and narrow bandwidth, in the order of 10 Hz.…

Accelerator Physics · Physics 2019-11-14 Jorge Alberto Diaz Cruz , Sandra Biedron , Manel Martinez-Ramon , Salvador Sosa , Reza Pirayesh

Nowadays, tens of satellites carry hyperspectral spectrometers. Such instruments allow decomposing the light that exits the atmosphere from its top into hundreds to thousands of contiguous spectral channels. By analysis of the light…

Instrumentation and Detectors · Physics 2025-04-29 Pierre Dussarrat , Guillaume Deschamps

Researchers frequently test and improve model fit by holding a sample constant and varying the model. We propose methods to test and improve sample fit by holding a model constant and varying the sample. Much as the bootstrap is a…

Econometrics · Economics 2022-09-15 Gabriel Okasa , Kenneth A. Younge

Neural Radiance Fields (NeRFs) have shown promise in applications like view synthesis and depth estimation, but learning from multiview images faces inherent uncertainties. Current methods to quantify them are either heuristic or…

Computer Vision and Pattern Recognition · Computer Science 2023-09-07 Lily Goli , Cody Reading , Silvia Sellán , Alec Jacobson , Andrea Tagliasacchi

The Surface Brightness Fluctuation (SBF) method is a powerful tool for determining distances to early-type galaxies. The method measures the intrinsic variance in a galaxy's surface brightness distribution to determine its distance with an…

Cosmology and Nongalactic Astrophysics · Physics 2023-12-29 Michele Cantiello , John P. Blakeslee

We introduce the first comprehensive approach to determine the uncertainty in volumetric Particle Tracking Velocimetry (PTV) measurements. Volumetric PTV is a state-of-the-art non-invasive flow measurement technique, which measures the…

Fluid Dynamics · Physics 2022-10-19 Sayantan Bhattacharya , Pavlos P. Vlachos

To evaluate a classification algorithm, it is common practice to plot the ROC curve using test data. However, the inherent randomness in the test data can undermine our confidence in the conclusions drawn from the ROC curve, necessitating…

Methodology · Statistics 2024-05-22 Zheshi Zheng , Bo Yang , Peter Song

We introduce WarpRF, a training-free general-purpose framework for quantifying the uncertainty of radiance fields. Built upon the assumption that photometric and geometric consistency should hold among images rendered by an accurate model,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Sadra Safadoust , Fabio Tosi , Fatma Güney , Matteo Poggi

A new superconducting RF cavity test facility has been commissioned at Fermilab in conjunction with first tests of a 325 MHz, {\beta} = 0.22 superconducting single-spoke cavity dressed with a helium jacket and prototype tuner. The facility…

Accelerator Physics · Physics 2012-02-09 R. C. Webber , T. Khabiboulline , R. Madrak , T. Nicol , L. Ristori , W. Soyars , R. Wagner

Uncertainty quantification is a set of techniques that measure confidence in language models. They can be used, for example, to detect hallucinations or alert users to review uncertain predictions. To be useful, these confidence scores must…

Computation and Language · Computer Science 2026-04-13 Lorenzo Jaime Yu Flores , Cesare Spinoso di-Piano , Jackie Chi Kit Cheung

This paper aims to quantify uncertainty for SVBRDF acquisition in multi-view captures. Under uncontrolled illumination and unstructured viewpoints, there is no guarantee that the observations contain enough information to reconstruct the…

Computer Vision and Pattern Recognition · Computer Science 2025-05-08 Ruben Wiersma , Julien Philip , Miloš Hašan , Krishna Mullia , Fujun Luan , Elmar Eisemann , Valentin Deschaintre

Gravitational-wave observations of binary black holes allow new tests of general relativity to be performed on strong, dynamical gravitational fields. These tests require accurate waveform models of the gravitational-wave signal, otherwise…

General Relativity and Quantum Cosmology · Physics 2021-06-29 Christopher J. Moore , Eliot Finch , Riccardo Buscicchio , Davide Gerosa

Visual Place Recognition (VPR) enables robots and autonomous vehicles to identify previously visited locations by matching current observations against a database of known places. However, VPR systems face significant challenges when…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Emily Miller , Michael Milford , Muhammad Burhan Hafez , SD Ramchurn , Shoaib Ehsan

Non-invasive surface wave methods have become a popular alternative to traditional invasive forms of site-characterization for inferring a site's subsurface shear wave velocity (Vs) structure. The advantage of surface wave methods over…

Geophysics · Physics 2021-04-06 Joseph P. Vantassel , Brady R. Cox