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Building discriminative representations for 3D data has been an important task in computer graphics and computer vision research. Convolutional Neural Networks (CNNs) have shown to operate on 2D images with great success for a variety of…

计算机视觉与模式识别 · 计算机科学 2016-10-26 Yangyan Li , Soeren Pirk , Hao Su , Charles R. Qi , Leonidas J. Guibas

Wind energy is becoming a top contributor to the renewable energy mix, which raises potential reliability issues for the grid due to the fluctuating nature of its source. To achieve adequate reserve commitment and to promote market…

数据分析、统计与概率 · 物理学 2013-10-14 Teresa Scholz , Vitor V. Lopes , Ana Estanqueiro

Different machine learning (ML) models are trained on SCADA and meteorological data collected at an onshore wind farm and then assessed in terms of fidelity and accuracy for predictions of wind speed, turbulence intensity, and power capture…

流体动力学 · 物理学 2022-12-06 C. Moss , R. Maulik , G. V. Iungo

In this paper, we address the issue of short-term wind speed prediction at a given site. We show that, when one uses spatiotemporal information as provided by wind data of neighboring stations, one significantly improves the prediction…

大气与海洋物理 · 物理学 2022-10-07 Rachel Baïle , Jean-François Muzy

Wind power forecasting plays a critical role in modern energy systems, facilitating the integration of renewable energy sources into the power grid. Accurate prediction of wind energy output is essential for managing the inherent…

机器学习 · 计算机科学 2024-12-18 Ali Forootani , Danial Esmaeili Aliabadi , Daniela Thraen

We present a method to adapt Greenberg's potential flow model for coupled pitching and surging flow such that it can be applied to predict the loads on a vertical-axis wind turbine blade. The model is extended to compute loads on a blade…

流体动力学 · 物理学 2022-02-22 David Bensason , Sébastien Le Fouest , Anna Young , Karen Mulleners

Accurate short-term wind speed forecasting is needed for the rapid development and efficient operation of wind energy resources. This is, however, a very challenging problem. Although on the large scale, the wind speed is related to…

应用统计 · 统计学 2014-12-08 Xinxin Zhu , Kenneth P. Bowman , Marc G. Genton

The paper introduces a new methodology for assessing on-line the prediction risk of short-term wind power forecasts. The first part of this methodology consists in computing confidence intervals with a confidence level defined by the…

数据分析、统计与概率 · 物理学 2023-10-05 Georges Kariniotakis , Pierre Pinson

In this paper, we study the control design of an automatic crosswind stabilization system for a novel, buoyantly-assisted aerial transportation vehicle. This vehicle has several advantages over other aircraft including the ability to…

系统与控制 · 计算机科学 2018-10-02 Mohamed K. Helwa , Adrian Esser , Angela P. Schoellig

Spectroscopic studies of massive and luminous O-type stellar atmospheres and winds have primarily been done by using 1D, spherically symmetric and stationary models. Both observations and modern theoretical models show that such stars have…

太阳与恒星天体物理 · 物理学 2025-11-27 L. Delbroek , J. O. Sundqvist , D. Debnath , N. Moens , F. Backs , C. Van der Sijpt , O. Verhamme , P. Schillemans

We present 2D and 3D hydrodynamical simulations of the colliding wind interaction zone in WR+O binaries. It is shown that 3D effects can basically explain certain observed, orbit dependent flux variations. Possible connections between the…

天体物理学 · 物理学 2007-05-23 D. Folini , R. Walder

We present a regime-switching vector-autoregressive method for very-short-term wind speed forecasting at multiple locations with regimes based on large-scale meteorological phenomena. Statistical methods short-term wind forecasting…

应用统计 · 统计学 2018-05-31 Jethro Browell , Daniel R. Drew , Kostas Philippopoulos

This paper presents the application of a newly developed nature-inspired metaheuristic optimization method, namely the Adaptive Wind Driven Optimization (AWDO), to the training of feedforward artificial neural networks (NN) and presents a…

机器学习 · 计算机科学 2019-11-21 Zikri Bayraktar

We present a method for simultaneous localisation and wind turbine model fitting for a drone performing an automated surface inspection. We use a skeletal parameterisation of the turbine that can be easily integrated into a non-linear least…

机器人学 · 计算机科学 2019-04-10 Oliver Moolan-Feroze , Konstantinos Karachalios , Dimitrios N. Nikolaidis , Andrew Calway

Real-time high-resolution wind predictions are beneficial for various applications including safe manned and unmanned aviation. Current weather models require too much compute and lack the necessary predictive capabilities as they are valid…

Turbulence is a complex phenomenon that has a chaotic nature with multiple spatio-temporal scales, making predictions of turbulent flows a challenging topic. Nowadays, an abundance of high-fidelity databases can be generated by experimental…

流体动力学 · 物理学 2022-08-12 Mustafa Z. Yousif , Linqi Yu , Sergio Hoyas , Ricardo Vinuesa , HeeChang Lim

Three-point correlation function in perturbed conformal field theory coupled to two-dimensional quantum gravity (perturbed Liouville gravity) is explicitly computed by using the free field approach. The representation considered here is the…

高能物理 - 理论 · 物理学 2008-11-26 Gaston Giribet

In past years, several studies have proposed new methods and applications for urban wind simulations. In this article, we present a fast and automatic methodology for reconstructing airflows within urban environments using LiDAR and…

As the penetration of wind generation increases, the uncertainty it brings has imposed great challenges to power system operation. To cope with the challenges, tremendous research work has been conducted, among which two aspects are of most…

最优化与控制 · 数学 2018-10-29 Bin Liu , Bingxu Zhai , Mengchen Liu , Feng Liu , Haibo Lan

Starting from basic physical principles, we present a novel derivation linking the global wind power to measurable atmospheric parameters. The resulting expression distinguishes three components of the atmospheric power (the kinetic power…

大气与海洋物理 · 物理学 2015-08-28 A. M. Makarieva , V. G. Gorshkov , A. V. Nefiodov , D. Sheil , A. D. Nobre , B. -L. Li