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We propose a model-agnostic framework for short-term occupational accident forecasting that leverages safety inspections and models accident occurrences as binary time series. The approach generates daily predictions, which are then…

机器学习 · 计算机科学 2025-12-30 Aho Yapi , Pierre Latouche , Arnaud Guillin , Yan Bailly

The control of complex systems is of critical importance in many branches of science, engineering, and industry. Controlling an unsteady fluid flow is particularly important, as flow control is a key enabler for technologies in energy…

机器学习 · 计算机科学 2020-12-18 Katharina Bieker , Sebastian Peitz , Steven L. Brunton , J. Nathan Kutz , Michael Dellnitz

Analyzing the stability of the power system by using a few machines is promising for transient stability assessment. A hybrid direct-time-domain method that is fully based on the thinking of partial energy function is proposed in this…

信号处理 · 电气工程与系统科学 2017-11-15 Songyan Wang , Jilai Yu , Wei Zhang

Fabrication of devices in industrial plants often includes undergoing quality assurance tests or tests that seek to determine some attributes or capacities of the device. For instance, in testing refrigeration compressors, we want to find…

其他计算机科学 · 计算机科学 2024-02-29 Eric Aislan Antonelo , Carlos Alberto Flesch , Filipe Schmitz

In the domain of rotating machinery, bearings are vulnerable to different mechanical faults, including ball, inner, and outer race faults. Various techniques can be used in condition-based monitoring, from classical signal analysis to deep…

In today's technology-driven era, the imperative for predictive maintenance and advanced diagnostics extends beyond aviation to encompass the identification of damages, failures, and operational defects in rotating and moving machines.…

机器学习 · 计算机科学 2024-03-18 Saket Maheshwari , Sambhav Tiwari , Shyam Rai , Satyam Vinayak Daman Pratap Singh

The rodeo algorithm has been proposed recently as an efficient method in quantum computing for projection of a given initial state onto a state of fixed energy for systems with discrete spectra. In the initial formulation of the rodeo…

量子物理 · 物理学 2023-09-27 Thomas D. Cohen , Hyunwoo Oh

Outage scheduling aims at defining, over a horizon of several months to years, when different components needing maintenance should be taken out of operation. Its objective is to minimize operation-cost expectation while satisfying…

计算工程、金融与科学 · 计算机科学 2018-01-03 Gal Dalal , Elad Gilboa , Shie Mannor , Louis Wehenkel

Rockfalls are a hazard for the safety of infrastructure as well as people. Identifying loose rocks by inspection of slopes adjacent to roadways and other infrastructure and removing them in advance can be an effective way to prevent…

机器学习 · 计算机科学 2021-10-12 Roya Nasimi , Fernando Moreu , John Stormont

This letter considers cascaded model predictive control (MPC) as a computationally lightweight method for controlling a tandem-rotor helicopter. A traditional single MPC structure is split into separate outer and inner-loops. The outer-loop…

最优化与控制 · 数学 2023-06-30 Faraaz Ahmed , Ludwik Sobiesiak , James Richard Forbes

The key contribution of this paper is to propose a classification into two dimensions of the load forecasting studies to decide which forecasting tools to use in which case. This classification aims to provide a synthetic view of the…

信息检索 · 计算机科学 2020-03-19 Jonathan Dumas , Bertrand Cornélusse

In engineering systems, it is usually assumed that lifetimes of components are independent and identically distributed (iid). But, the failure of a component results in a higher load on the remaining components and hence causes the…

统计理论 · 数学 2019-12-18 M. Doostparast , M. Hashempour , E. Velayati Moghaddam 1

This paper presents an active approach for part-based object detection, which optimizes the order of part filter evaluations and the time at which to stop and make a prediction. Statistics, describing the part responses, are learned from…

计算机视觉与模式识别 · 计算机科学 2014-04-03 Menglong Zhu , Nikolay Atanasov , George J. Pappas , Kostas Daniilidis

The outcome of all time series cannot be forecast, e.g. the flipping of a fair coin. Others, like the repeated {01} sequence {010101...} can be forecast exactly. Algorithmic information theory can provide a measure of forecastability that…

信息论 · 计算机科学 2023-12-04 Glauco Amigo , Daniel Andrés Díaz-Pachón , Robert J. Marks , Charles Baylis

Anomaly detection methods are part of the systems where rare events may endanger an operation's profitability, safety, and environmental aspects. Although many state-of-the-art anomaly detection methods were developed to date, their…

机器学习 · 计算机科学 2023-02-01 Marek Wadinger , Michal Kvasnica

This paper proposes a novel methodology for probabilistic dynamic security assessment and enhancement of power systems that considers load and generation variability, N-2 contingencies, and uncertain cascade propagation caused by uncertain…

系统与控制 · 电气工程与系统科学 2025-05-05 Frédéric Sabot , Pierre-Etienne Labeau , Pierre Henneaux

Generating accurate runtime safety estimates for autonomous systems is vital to ensuring their continued proliferation. However, exhaustive reasoning about future behaviors is generally too complex to do at runtime. To provide scalable and…

计算机科学中的逻辑 · 计算机科学 2023-03-30 Matthew Cleaveland , Oleg Sokolsky , Insup Lee , Ivan Ruchkin

The problem considered in this paper is the online diagnosis of Automated Production Systems with sensors and actuators delivering discrete binary signals that can be modeled as Discrete Event Systems. Even though there are numerous…

机器学习 · 计算机科学 2022-10-26 R Saddem , D Baptiste

Internet supercomputing is an approach to solving partitionable, computation-intensive problems by harnessing the power of a vast number of interconnected computers. For the problem of using network supercomputing to perform a large…

分布式、并行与集群计算 · 计算机科学 2014-07-04 Seda Davtyan , Kishori M. Konwar , Alexander A. Shvartsman

This paper presents a scalable method for improving the solutions of AC Optimal Power Flow (AC OPF) with respect to deviations in predicted power injections from wind and other uncertain generation resources. The focus of the paper is on…

系统与控制 · 计算机科学 2019-01-10 Miles Lubin , Yury Dvorkin , Line Roald