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By the end of 2021, the renewable energy share of the global electricity capacity reached 38.3% and the new installations are dominated by wind and solar energy, showing global increases of 12.7% and 18.5%, respectively. However, both wind…

机器学习 · 统计学 2024-09-18 Ágnes Baran , Sándor Baran

Spatiotemporal data is very common in many applications, such as manufacturing systems and transportation systems. It is typically difficult to be accurately predicted given intrinsic complex spatial and temporal correlations. Most of the…

机器学习 · 计算机科学 2020-04-24 Ziyue Li , Hao Yan , Chen Zhang , Fugee Tsung

Geostationary satellites collect high-resolution weather data comprising a series of images which can be used to estimate wind speed and direction at different altitudes. The Derived Motion Winds (DMW) Algorithm is commonly used to process…

应用统计 · 统计学 2023-09-13 Indranil Sahoo , Joseph Guinness , Brian J. Reich

In this study, we delve into the realm of meta-learning to combine point base forecasts for probabilistic short-term electricity demand forecasting. Our approach encompasses the utilization of quantile linear regression, quantile regression…

机器学习 · 计算机科学 2024-06-18 Grzegorz Dudek

The skill of current predictions of the warm phase of the El Ni\~no Southern Oscillation (ENSO) reduces significantly beyond a lag of six months. In this paper, we aim to increase this prediction skill at lags up to one year. The new method…

大气与海洋物理 · 物理学 2018-08-15 Peter D. Nooteboom , Qing Yi Feng , Cristóbal López , Emilio Hernández-García , Henk A. Dijkstra

Applying machine learning models to meteorological data brings many opportunities to the Geosciences field, such as predicting future weather conditions more accurately. In recent years, modeling meteorological data with deep neural…

机器学习 · 计算机科学 2020-11-11 Rafaela Castro , Yania M. Souto , Eduardo Ogasawara , Fabio Porto , Eduardo Bezerra

The ability to forecast the concentration of air pollutants in an urban region is crucial for decision-makers wishing to reduce the impact of pollution on public health through active measures (e.g. temporary traffic closures). In this…

大气与海洋物理 · 物理学 2021-07-08 Dario Marvin , Lorenzo Nespoli , Davide Strepparava , Vasco Medici

Accurate real-time wind vector estimation is essential for enhancing the safety, navigation accuracy, and energy efficiency of unmanned aerial vehicles (UAVs). Traditional approaches rely on external sensors or simplify vehicle dynamics,…

新兴技术 · 计算机科学 2025-12-12 Haowen Yu , Na Fan , Xing Liu , Ximin Lyu

We present Higher-Order Tensor RNN (HOT-RNN), a novel family of neural sequence architectures for multivariate forecasting in environments with nonlinear dynamics. Long-term forecasting in such systems is highly challenging, since there…

机器学习 · 计算机科学 2019-08-27 Rose Yu , Stephan Zheng , Anima Anandkumar , Yisong Yue

Peer-to-peer ridesharing (P2P-RS) enables people to arrange one-time rides with their own private cars, without the involvement of professional drivers. It is a prominent collective intelligence application producing significant benefits…

人工智能 · 计算机科学 2020-09-08 Filippo Bistaffa , Juan A. Rodríguez-Aguilar , Jesús Cerquides

We present a data-driven approach for forecasting global weather using graph neural networks. The system learns to step forward the current 3D atmospheric state by six hours, and multiple steps are chained together to produce skillful…

大气与海洋物理 · 物理学 2022-02-16 Ryan Keisler

Weather forecasts are typically given in the form of forecast ensembles obtained from multiple runs of numerical weather prediction models with varying initial conditions and physics parameterizations. Such ensemble predictions tend to be…

应用统计 · 统计学 2017-01-13 Sebastian Lerch , Sandor Baran

The exploitation of vehicles as mobile sensors acts as a catalyst for novel crowdsensing-based applications such as intelligent traffic control and distributed weather forecast. However, the massive increases in Machine-type Communication…

网络与互联网体系结构 · 计算机科学 2019-08-06 Benjamin Sliwa , Robert Falkenberg , Thomas Liebig , Nico Piatkowski , Christian Wietfeld

In this study, we present a method to predict the Received signal strength indication (RSSI) in an area of the base station. Traditional attenuated wave propagation models are often time consuming as well as computationally complex,…

信号处理 · 电气工程与系统科学 2021-12-22 Tung Giang Le , Huy Tung Quach , Thu Thao Dao Le , Manh Hoang Tran

Globally, wind energy has lessened the burden on conventional fossil fuel based power generation. Wind resource assessment for onshore and offshore wind farms aids in accurate forecasting and analyzing nature of ramp events. From an…

信号处理 · 电气工程与系统科学 2020-12-01 Harsh S. Dhiman , Dipankar Deb

Skillful streamflow forecasts can inform decisions in various areas of water policy and management. We integrate numerical weather prediction ensembles, distributed hydrological model and machine learning to generate ensemble streamflow…

机器学习 · 计算机科学 2022-11-29 Sanjib Sharma , Ganesh Raj Ghimire , Ridwan Siddique

Many systems used by society are extremely vulnerable to space weather events such as solar flares and geomagnetic storms which could potentially cause catastrophic damage. In recent years, many works have emerged to provide early warning…

机器学习 · 计算机科学 2020-11-24 Charles Topliff , Morris Cohen , William Bristow

In weather forecasting, nonhomogeneous regression is used to statistically postprocess forecast ensembles in order to obtain calibrated predictive distributions. For wind speed forecasts, the regression model is given by a truncated normal…

应用统计 · 统计学 2013-11-19 Sebastian Lerch , Thordis L. Thorarinsdottir

This paper studies an adaptive approach for probabilistic wind power forecasting (WPF) including offline and online learning procedures. In the offline learning stage, a base forecast model is trained via inner and outer loop updates of…

系统与控制 · 电气工程与系统科学 2023-08-17 Zichao Meng , Ye Guo , Hongbin Sun

In this paper, the variable wind power is incorporated into the dynamic model for long-term stability analysis. A theory-based method is proposed for power systems with wind power to conduct long-term stability analysis, which is able to…

系统与控制 · 计算机科学 2016-11-15 Xiaozhe Wang , Hsiao-Dong Chiang , Jianhui Wang , Hui Liu , Tao Wang
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