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A tracking algorithm based on consensus-robust estimators was implemented for the analysis of experiments with time-projection chambers. In this work, few algorithms beyond RANSAC were successfully tested using experimental data taken with…

仪器与探测器 · 物理学 2020-11-30 J. C. Zamora , G. F. Fortino

We give an axiomatic framework for conditional generalized deviation measures. Under financially reasonable assumptions, we give the correspondence between conditional coherent risk measures and generalized deviation measures. Moreover, we…

风险管理 · 定量金融 2023-02-21 Guangyan Jia , Mengjin Zhao

Gas leakage is a serious hazard in a variety of sectors, including industrial, domestic, and gas-powered vehicles. The installation of gas leak detection systems has emerged as a critical preventative measure to solve this problem.…

信号处理 · 电气工程与系统科学 2023-07-06 Ayush Singh , Harikrishnan Pisharody Gopalkrishnan , Mahesh Raveendranatha Panicker

A wide variety of approaches to estimate the degree of synchrony between two or more spike trains have been proposed. One of the most recent methods is the ISI-distance which extracts information from the interspike intervals (ISIs) by…

生物物理 · 物理学 2012-12-11 Thomas Kreuz , Daniel Chicharro , Martin Greschner , Ralph G Andrzejak

In the MICE experiment at RAL the upstream time-of-flight detectors are used for particle identification in the incoming muon beam, for the experiment trigger and for a precise timing (sigma_t ~ 50 ps) with respect to the accelerating RF…

The Deep Time-Delay Reservoir Computing concept utilizes unidirectionally connected systems with time-delays for supervised learning. We present how the dynamical properties of a deep Ikeda-based reservoir are related to its memory capacity…

适应与自组织系统 · 物理学 2020-08-26 Mirko Goldmann , Felix Köster , Kathy Lüdge , Serhiy Yanchuk

Quantifying similarities between time series in a meaningful way remains a challenge in time series analysis, despite many advances in the field. Most real-world solutions still rely on a few popular measures, such as Euclidean Distance…

机器学习 · 计算机科学 2024-11-18 Mahsa Khazaei , Azim Ahmadzadeh , Krishna Rukmini Puthucode

Test-time adaptation (TTA) of visual language models has recently attracted significant attention as a solution to the performance degradation caused by distribution shifts in downstream tasks. However, existing cache-based TTA methods have…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Haotian Zhai , Xinyu Chen , Can Zhang , Tianming Sha , Ruirui Li

Cyberattacks on critical infrastructure, particularly water distribution systems, have increased due to rapid digitalization and the integration of IoT devices and industrial control systems (ICS). These cyber-physical systems (CPS)…

密码学与安全 · 计算机科学 2025-09-22 Michael Somma

We propose robust methods to identify underlying Partial Differential Equation (PDE) from a given set of noisy time dependent data. We assume that the governing equation is a linear combination of a few linear and nonlinear differential…

数值分析 · 数学 2023-03-03 Yuchen He , Sung Ha Kang , Wenjing Liao , Hao Liu , Yingjie Liu

In fiber optic sensing, time delays induced by polarization mode dispersion can distort signals in systems relying on phase or intensity variations for measurement, degrading performance, especially in long distance, high-precision…

光学 · 物理学 2025-01-08 Wei-Qian Zhao , Zi-Fu Su , Ya-Fei Yu , Jin-Dong Wang

This paper proposes a novel loss function, called 'Tube Loss', for simultaneous estimation of bounds of a Prediction Interval (PI) in the regression setup. The PIs obtained by minimizing the empirical risk based on the Tube Loss are shown…

机器学习 · 计算机科学 2026-05-18 Pritam Anand , Tathagata Bandyopadhyay , Suresh Chandra

The objective of this study is to detect and quantify the periodic behavior of the signals using topological methods. We propose to use delay-coordinate embeddings as a tool to measure the periodicity of signals. Moreover, we use persistent…

代数拓扑 · 数学 2014-02-21 Saba Emrani , Thanos Gentimis , Hamid Krim

This work unifies pseudo-time and inexact regularization techniques for nonmonotone classes of partial differential equations, into a regularized pseudo-time framework. Convergence of the residual at the predicted rate is investigated…

数值分析 · 数学 2016-11-29 Sara Pollock

The detection of leaks in pipeline transportation systems is a matter of serious concern for operators, who pursue the integrity of their assets, the reduction of losses and the prevention of environmental hazards. Whenever a hole occurs in…

机器学习 · 计算机科学 2022-02-01 Riccardo Angelo Giro , Giancarlo Bernasconi , Giuseppe Giunta , Simone Cesari

Contrastive Decoding (CD) enhances the generation quality of large language models (LLMs) but incurs significant additional computational overhead due to the need for an auxiliary model. Existing internal self-contrastive decoding methods,…

计算与语言 · 计算机科学 2026-01-30 Hong-Kai Zheng , Piji Li

The generalized cross correlation (GCC) is regarded as the most popular approach for estimating the time difference of arrival (TDOA) between the signals received at two sensors. Time delay estimates are obtained by maximizing the GCC…

音频与语音处理 · 电气工程与系统科学 2020-03-25 Maximo Cobos , Fabio Antonacci , Luca Comanducci , Augusto Sarti

Continuous-time generative models, such as diffusion models, flow matching, and rectified flow, learn time-dependent vector fields but are typically trained with objectives that treat timesteps independently, leading to high estimator…

机器学习 · 计算机科学 2026-02-23 Chika Maduabuchi , Jindong Wang

A detailed study of reciprocity failure in four 1.7 micron cutoff HgCdTe near-infrared detectors is presented. The sensitivity to reciprocity failure is approximately 0.1%\decade over up to five orders of magnitude in illumination…

天体物理仪器与方法 · 物理学 2015-05-28 T. Biesiadzinski , W. Lorenzon , R. Newman , M. Schubnell , G. Tarle , C. Weaverdyck

On the basis of a local-projective (LP) approach we develop a method of noise reduction in time series that makes use of nonlinear constraints appearing due to the deterministic character of the underlying dynamical system. The Delaunay…

统计力学 · 物理学 2007-05-23 Krzysztof Urbanowicz , Janusz A. Holyst , Thomas Stemler , Hartmut Benner