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The paper studies the problem of detecting and locating change points in multivariate time-evolving data. The problem has a long history in statistics and signal processing and various algorithms have been developed primarily for simple…

机器学习 · 统计学 2025-03-13 Jialiang Geng , George Michailidis

Storm surge forecasting remains a critical challenge in mitigating the impacts of tropical cyclones on coastal regions, particularly given recent trends of rapid intensification and increasing nearshore storm activity. Traditional high…

This paper presents a Dynamic Vision Sensor (DVS) based system for reasoning about high speed motion. As a representative scenario, we consider the case of a robot at rest reacting to a small, fast approaching object at speeds higher than…

计算机视觉与模式识别 · 计算机科学 2022-10-12 Anthony Bisulco , Fernando Cladera Ojeda , Volkan Isler , Daniel D. Lee

The rapid development of Wi-Fi technologies in recent years has caused a significant increase in the traffic usage. Hence, knowledge obtained from Wi-Fi network measurements can be helpful for a more efficient network management. In this…

网络与互联网体系结构 · 计算机科学 2024-08-20 Seyedeh Soheila Shaabanzadeh , Juan Sánchez-González

Temporal networks representing a stream of timestamped edges are seemingly ubiquitous in the real-world. However, the massive size and continuous nature of these networks make them fundamentally challenging to analyze and leverage for…

数据结构与算法 · 计算机科学 2021-01-08 Nesreen K. Ahmed , Nick Duffield , Ryan A. Rossi

Convolutional Neural Networks (CNN) possess many positive qualities when it comes to spatial raster data. Translation invariance enables CNNs to detect features regardless of their position in the scene. However, in some domains, like…

机器学习 · 计算机科学 2020-07-13 Arnas Uselis , Mantas Lukoševičius , Lukas Stasytis

Accurate forecasting of industrial time series requires balancing predictive accuracy with physical plausibility under non-stationary operating conditions. Existing data-driven models often achieve strong statistical performance but…

机器学习 · 计算机科学 2026-05-20 Yeran Zhang , Pengwei Yang , Guoqing Wang , Tianyu Li

Dynamic Line Rating (DLR) systems are crucial for renewable energy integration in transmission networks. However, traditional methods relying on sensor data face challenges due to the impracticality of installing sensors on every pole or…

机器学习 · 计算机科学 2024-05-22 Henri Manninen , Markus Lippus , Georg Rute

We define an evolving in-time Bayesian neural network called a Hidden Markov Neural Network, which addresses the crucial challenge in time-series forecasting and continual learning: striking a balance between adapting to new data and…

机器学习 · 统计学 2025-01-17 Lorenzo Rimella , Nick Whiteley

Accurate precipitation estimates at individual locations are crucial for weather forecasting and spatial analysis. This study presents a paradigm shift by leveraging Deep Neural Networks (DNNs) to surpass traditional methods like Kriging…

Recurrent neural networks and sequence to sequence models require a predetermined length for prediction output length. Our model addresses this by allowing the network to predict a variable length output in inference. A new loss function…

机器学习 · 计算机科学 2019-08-20 Mark Harmon , Diego Klabjan

We present an ensemble prediction system using a Deep Learning Weather Prediction (DLWP) model that recursively predicts key atmospheric variables with six-hour time resolution. This model uses convolutional neural networks (CNNs) on a…

大气与海洋物理 · 物理学 2021-12-10 Jonathan A. Weyn , Dale R. Durran , Rich Caruana , Nathaniel Cresswell-Clay

Correctly forecasting the timing and location of changes in winter precipitation type could help decision makers mitigate the worst impacts of winter storms. Multiple precipitation type algorithms have been developed from both physical and…

Accurate precipitation forecasting is crucial for early warnings of disasters, such as floods and landslides. Traditional forecasts rely on ground-based radar systems, which are space-constrained and have high maintenance costs.…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Young-Jae Park , Doyi Kim , Minseok Seo , Hae-Gon Jeon , Yeji Choi

This study addresses the prediction of geomagnetic disturbances by exploiting machine learning techniques. Specifically, the Long-Short Term Memory recurrent neural network, which is particularly suited for application over long time…

Accurate quantification of uncertainty in neural network predictions remains a central challenge for scientific applications involving high-dimensional, correlated data. While existing methods capture either aleatoric or epistemic…

机器学习 · 计算机科学 2025-08-26 Harrison J. Goldwyn , Mitchell Krock , Johann Rudi , Daniel Getter , Julie Bessac

Dealing with distribution shifts is one of the central challenges for modern machine learning. One fundamental situation is the covariate shift, where the input distributions of data change from training to testing stages while the…

机器学习 · 计算机科学 2024-05-28 Yu-Jie Zhang , Zhen-Yu Zhang , Peng Zhao , Masashi Sugiyama

In the current context of Big Data, the nature of many forecasting problems has changed from predicting isolated time series to predicting many time series from similar sources. This has opened up the opportunity to develop competitive…

机器学习 · 计算机科学 2021-03-23 Hansika Hewamalage , Christoph Bergmeir , Kasun Bandara

Accurate prediction of atmospheric optical turbulence in localized environments is essential for estimating the performance of free-space optical systems. Macro-meteorological models developed to predict turbulent effects in one environment…

大气与海洋物理 · 物理学 2023-10-30 Christopher Jellen , Charles Nelson , John Burkhardt , Cody Brownell

Precipitation prediction has undergone a profound transformation. A notable limitation of traditional NWP is the need for extensive statistical post-processing. To address this challenge, neural network-based approaches were developed.…

机器学习 · 计算机科学 2026-04-03 Yugong Zeng , Jiayuan Wang , Jonathan Wu