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Smart manufacturing systems are being deployed at a growing rate because of their ability to interpret a wide variety of sensed information and act on the knowledge gleaned from system observations. In many cases, the principal goal of the…

Machine Learning · Computer Science 2022-06-14 Mustafa Abdallah , Byung-Gun Joung , Wo Jae Lee , Charilaos Mousoulis , John W. Sutherland , Saurabh Bagchi

We provide an open-access dataset of phasor & waveform measurement units (PMUs/WMUs) of a real-world electrical distribution network. The network consists of diverse sets of generation resources (including solar panels, fuel cells, natural…

Systems and Control · Electrical Eng. & Systems 2026-05-11 Yiheng Xie , Lucien Werner , Kaibo Chen , Thuy-Linh Le , Christine Ortega , Steven Low

We present PSEUDo, an adaptive feature learning technique for exploring visual patterns in multi-track sequential data. Our approach is designed with the primary focus to overcome the uneconomic retraining requirements and inflexible…

Machine Learning · Computer Science 2021-05-11 Yuncong Yu , Dylan Kruyff , Tim Becker , Michael Behrisch

Streaming anomaly detection refers to the problem of detecting anomalous data samples in streams of data. This problem poses challenges that classical and deep anomaly detection methods are not designed to cope with, such as conceptual…

Machine Learning · Computer Science 2022-10-12 Joseph Gallego-Mejia , Oscar Bustos-Brinez , Fabio Gonzalez

Affordable 3D scanners often produce sparse and non-uniform point clouds that negatively impact downstream applications in robotic systems. While existing point cloud upsampling architectures have demonstrated promising results on standard…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Ahmed Hatem , Yiming Qian , Yang Wang

The paper describes a distributed under-frequency load shedding and load restoration scheme, that exploits frequency and Rate-of-Change-of-Frequency (ROCOF) measurements produced by Phasor Measurement Units (PMUs) as detectors of a large…

Signal Processing · Electrical Eng. & Systems 2018-05-03 Asja Derviškadić , Yihui Zuo , Guglielmo Frigo , Mario Paolone

When power grids are heavily stressed with a bulk power transfer, it is useful to have a fast indication of the increased stress when multiple line outages occur. Reducing the bulk power transfer when the outages are severe could forestall…

Systems and Control · Computer Science 2014-11-25 Atena Darvishi , Ian Dobson

Big Data streams are being generated in a faster, bigger, and more commonplace. In this scenario, Hoeffding Trees are an established method for classification. Several extensions exist, including high-performing ensemble setups such as…

Machine Learning · Computer Science 2015-11-04 Diego Marrón , Jesse Read , Albert Bifet , Nacho Navarro

Distribution-level phasor measurement units, a.k.a, micro-PMUs, report a large volume of high resolution phasor measurements which constitute a variety of event signatures of different phenomena that occur all across power distribution…

Signal Processing · Electrical Eng. & Systems 2021-03-08 Armin Aligholian , Alireza Shahsavari , Emma Stewart , Ed Cortez , Hamed Mohsenian-Rad

Event-based vision sensors offer asynchronous, high-temporal-resolution measurements that are attractive for low-latency robotic perception, but many event-based motion estimation methods are computationally intensive and difficult to map…

Robotics · Computer Science 2026-05-28 Arianna Alonso Bizzi , Fernando Cladera , C. J. Taylor

We consider the transfer learning problem in the high dimensional linear regression setting, where the feature dimension is larger than the sample size. To learn transferable information, which may vary across features or the source…

Machine Learning · Statistics 2024-11-26 Zelin He , Ying Sun , Jingyuan Liu , Runze Li

Timely recognition of voltage instability is crucial to allow for effective control and protection interventions. Phasor measurements units (PMUs) can be utilized to provide high sampling rate time-synchronized voltage and current phasors…

Systems and Control · Computer Science 2013-08-05 R. Leelaruji , L. Vanfretti , J. O. Gjerde , S. Lovlund

Flow-Updating (FU) is a fault-tolerant technique that has proved to be efficient in practice for the distributed computation of aggregate functions in communication networks where individual processors do not have access to global…

Distributed, Parallel, and Cluster Computing · Computer Science 2012-11-16 Paulo S. Almeida , Carlos Baquero , Martin Farach-Colton , Paulo Jesus , Miguel A. Mosteiro

We introduce a novel incremental decision tree learning algorithm, Hoeffding Anytime Tree, that is statistically more efficient than the current state-of-the-art, Hoeffding Tree. We demonstrate that an implementation of Hoeffding Anytime…

Machine Learning · Computer Science 2018-02-27 Chaitanya Manapragada , Geoff Webb , Mahsa Salehi

Phasor measurement units (PMUs) provide accurate and high-fidelity measurements in order to monitor the state of the power grid and support various control and planning tasks. However, PMUs have a high installation cost prohibiting their…

Systems and Control · Electrical Eng. & Systems 2023-04-18 Saptarshi Ghosh , Murali Sankar Venkatraman , Shehab Ahmed , Charalambos Konstantinou

This paper proposes a data-driven approach to detect the switching actions and topology transitions in distribution networks. It is based on the real time analysis of time-series voltages measurements. The analysis approach draws on data…

Systems and Control · Computer Science 2016-11-17 Guido Cavraro , Reza Arghandeh , Alexandra von Meier , Kameshwar Poolla

When applying principal component analysis (PCA) for dimension reduction, the most varying projections are usually used in order to retain most of the information. For the purpose of anomaly and change detection, however, the least varying…

Methodology · Statistics 2019-08-07 Martin Tveten , Ingrid K. Glad

Transfer learning has become an essential technique for utilizing information from source datasets to improve the performance of the target task. However, in the context of high-dimensional data, heterogeneity arises due to heteroscedastic…

Methodology · Statistics 2024-06-26 Xiaohui Yuan , Shujie Ren

We present a novel application of the machine learning / artificial intelligence method called boosted decision trees to estimate physical quantities on field programmable gate arrays (FPGA). The software package fwXmachina features a new…

High Energy Physics - Experiment · Physics 2023-04-12 Benjamin Carlson , Quincy Bayer , Tae Min Hong , Stephen Roche

Real-time object detection is critical for the decision-making process for many real-world applications, such as collision avoidance and path planning in autonomous driving. This work presents an innovative real-time streaming perception…

Computer Vision and Pattern Recognition · Computer Science 2024-09-11 Xiang Zhang , Yufei Cui , Chenchen Fu , Weiwei Wu , Zihao Wang , Yuyang Sun , Xue Liu