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Owing to its minimal pollution and efficient energy use, wind energy has become one of the most widely exploited renewable energy resources. The successful integration of wind power into the grid system is contingent upon accurate wind…

A regression modeling method of space weather prediction is proposed. It allows forecasting Dst index up to 6 hours ahead with about 90% correlation. It can also be used for constructing phenomenological models of interaction between the…

空间物理 · 物理学 2010-01-12 Aleksei Parnowski

Time Series Forecasting (TSF) is used to predict the target variables at a future time point based on the learning from previous time points. To keep the problem tractable, learning methods use data from a fixed length window in the past as…

机器学习 · 计算机科学 2022-04-26 Jimeng Shi , Mahek Jain , Giri Narasimhan

Accurate electrical load forecasting is of great importance for the efficient operation and control of modern power systems. In this work, a hybrid long short-term memory (LSTM)-based model with online correction is developed for day-ahead…

系统与控制 · 电气工程与系统科学 2024-03-07 Nan Lu , Quan Ouyang , Yang Li , Changfu Zou

Road surface friction significantly impacts traffic safety and mobility. A precise road surface friction prediction model can help to alleviate the influence of inclement road conditions on traffic safety, Level of Service, traffic…

信号处理 · 电气工程与系统科学 2020-07-13 Ziyuan Pu , Shuo Wang , Chenglong Liu , Zhiyong Cui , Yinhai Wang

We apply multi-algorithm machine learning models to TESS 2-minute survey data from Sectors 1-72 to identify stellar flares. Models trained with Deep Neural Network, Random Forest, and XGBoost algorithms, respectively, utilized four flare…

太阳与恒星天体物理 · 物理学 2024-10-24 Chia-Lung Lin , Daniel Apai , Mark S. Giampapa , Wing-Huen Ip

This paper presents an ensemble forecasting method that shows strong results on the M4 Competition dataset by decreasing feature and model selection assumptions, termed DONUT (DO Not UTilize human beliefs). Our assumption reductions,…

机器学习 · 计算机科学 2022-11-29 Lars Lien Ankile , Kjartan Krange

This paper presents a cost-effective, low-power approach to unintentional fall detection using knowledge distillation-based LSTM (Long Short-Term Memory) models to significantly improve accuracy. With a primary focus on analyzing…

信号处理 · 电气工程与系统科学 2023-08-25 Hannah Zhou , Allison Chen , Celine Buer , Emily Chen , Kayleen Tang , Lauryn Gong , Zhiqi Liu , Jianbin Tang

This work presents a hybrid and hierarchical deep learning model for mid-term load forecasting. The model combines exponential smoothing (ETS), advanced Long Short-Term Memory (LSTM) and ensembling. ETS extracts dynamically the main…

信号处理 · 电气工程与系统科学 2020-04-02 Grzegorz Dudek , Paweł Pełka , Slawek Smyl

Accurate power load forecasting is essential for the efficient operation and planning of electrical grids, particularly given the increased variability and complexity introduced by renewable energy sources. This paper introduces GAT-LSTM, a…

机器学习 · 计算机科学 2025-02-13 Ugochukwu Orji , Çiçek Güven , Dan Stowell

The Sun shows a wide range of temporal variations, from a few seconds to decades and even centuries, broadly classified into two classes short-term and Long-term. The solar dynamo mechanism is believed to be responsible for these global…

太阳与恒星天体物理 · 物理学 2023-02-21 Bibhuti Kumar Jha

The decomposition of time series into components is an important task that helps to understand time series and can enable better forecasting. Nowadays, with high sampling rates leading to high-frequency data (such as daily, hourly, or…

应用统计 · 统计学 2021-07-29 Kasun Bandara , Rob J Hyndman , Christoph Bergmeir

Waiting time distributions allow us to distinguish at least three different types of dynamical systems, such as (i) linear random processes (with no memory); (ii) nonlinear, avalanche-type, nonstationary Poisson processes (with memory…

太阳与恒星天体物理 · 物理学 2021-11-17 Markus J. Aschwanden , Jay R. Johnson

A machine learning architecture composed of convolutional long short-term memory (convLSTM) is developed to predict spatio-temporal parameters in the SACROC oil field, Texas, USA. The spatial parameters are recorded at the end of each month…

图像与视频处理 · 电气工程与系统科学 2024-09-24 Palash Panja , Wei Jia , Alec Nelson , Brian McPherson

With industrial and technological development and the increasing demand for electric power, wind energy has gradually become the fastest-growing and most environmentally friendly new energy source. Nevertheless, wind power generation is…

机器学习 · 计算机科学 2024-12-19 Yasmeen Aldossary , Nabil Hewahi , Abdulla Alasaadi

The Soil Moisture Active Passive (SMAP) mission has delivered valuable sensing of surface soil moisture since 2015. However, it has a short time span and irregular revisit schedule. Utilizing a state-of-the-art time-series deep learning…

机器学习 · 统计学 2017-10-26 Kuai Fang , Chaopeng Shen , Daniel Kifer , Xiao Yang

Accurate vehicle trajectory prediction is crucial for ensuring safe and efficient autonomous driving. This work explores the integration of Transformer based model with Long Short-Term Memory (LSTM) based technique to enhance spatial and…

机器人学 · 计算机科学 2024-12-19 Chandra Raskoti , Weizi Li

It is important to calculate and analyze temperature and humidity prediction accuracies among quantitative meteorological forecasting. This study manipulates the extant neural network methods to foster the predictive accuracy. To achieve…

大气与海洋物理 · 物理学 2021-01-26 Ki Hong Shin , Jae Won Jung , Sung Kyu Seo , Cheol Hwan You , Dong In Lee , Jisun Lee , Ki Ho Chang , Woon Seon Jung , Kyungsik Kim

Purpose: This paper aims to enhance bearing fault diagnosis in industrial machinery by introducing a novel method that combines Graph Attention Network (GAT) and Long Short-Term Memory (LSTM) networks. This approach captures both spatial…

This paper presents a novel spatio-temporal LSTM (SPATIAL) architecture for time series forecasting applied to environmental datasets. The framework was evaluated across multiple sensors and for three different oceanic variables: current…

机器学习 · 统计学 2021-08-27 Yihao Hu , Fearghal O'Donncha , Paulito Palmes , Meredith Burke , Ramon Filgueira , Jon Grant