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相关论文: Predicting of shear wave velocity using Artificial…

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A fully-convolutional neural-network model is used to predict the streamwise velocity fields at several wall-normal locations by taking as input the streamwise and spanwise wall-shear-stress planes in a turbulent open channel flow. The…

流体动力学 · 物理学 2020-08-26 L. Guastoni , M. P. Encinar , P. Schlatter , H. Azizpour , R. Vinuesa

We train artificial neural networks to predict the physical properties of linear, single branched, and double branched alkanes. These neural networks can be trained from fragmented data, which enables us to use physical property information…

计算物理 · 物理学 2019-08-07 Pavao Santak , Gareth Conduit

This study explores the use of deep learning for predicting the time averaged shear wave velocity in the top 30 m of the subsurface ($V_{s30}$) at strong motion recording stations in T\"urkiye. $V_{s30}$ is a key parameter in site…

机器学习 · 计算机科学 2025-03-10 Baris Yilmaz , Erdem Akagündüz , Salih Tileylioglu

This study presents new elastic velocity-effective stress laws for reservoir rocks. These models are grounded in previously established correlations between elastic modulus and porosity, which incorporate critical porosity. The accuracy of…

地球物理 · 物理学 2025-02-18 Rong Zhao , Chunguang Li

In paddy field, monitoring soil moisture is required for irrigation scheduling and water resource allocation, management and planning. The current study proposes an Artificial Neural Networks (ANN) model to estimate soil moisture in paddy…

神经与进化计算 · 计算机科学 2013-03-11 Chusnul Arif , Masaru Mizoguchi , Budi Indra Setiawan , Ryoichi Doi

The paper presents a spatio-temporal wind speed forecasting algorithm using Deep Learning (DL)and in particular, Recurrent Neural Networks(RNNs). Motivated by recent advances in renewable energy integration and smart grids, we apply our…

机器学习 · 计算机科学 2017-07-27 Amir Ghaderi , Borhan M. Sanandaji , Faezeh Ghaderi

Shear viscosity, though being a fundamental property of all liquids, is computationally expensive to estimate from equilibrium molecular dynamics simulations. Recently, Machine Learning (ML) methods have been used to augment molecular…

This paper presents a novel pre-processing scheme to improve the prediction of sand fraction from multiple seismic attributes such as seismic impedance, amplitude and frequency using machine learning and information filtering. The available…

计算工程、金融与科学 · 计算机科学 2015-10-06 Soumi Chaki , Aurobinda Routray , William K. Mohanty

Accurate wind power forecasts depend on reliable wind speed forecasts. Numerical Weather Predictions (NWPs) utilize huge amounts of computing time, but still have rather low spatial and temporal resolution. However, stochastic wind speed…

应用统计 · 统计学 2015-09-10 Daniel Ambach , Carsten Croonenbroeck

The viscosity of lead-containing glasses is of fundamental importance for the manufacturing process, and can be predicted by algorithms such as artificial neural networks. The SciGlass database was used to provide training, validation and…

软凝聚态物质 · 物理学 2022-11-22 Patrick dos Anjos , Lucas A. Quaresma , Marcelo L. P. Machado

Mechanical properties of tissue provide valuable information for identifying lesions. One approach to obtain quantitative estimates of elastic properties is shear wave elastography with optical coherence elastography (OCE). However, given…

图像与视频处理 · 电气工程与系统科学 2020-04-30 Maximilian Neidhardt , Marcel Bengs , Sarah Latus , Matthias Schlüter , Thore Saathoff , Alexander Schlaefer

In this work, a data-driven wall model for turbulent flows over periodic hills is developed using the feedforward neural network (FNN) and wall-resolved LES (WRLES) data. To develop a wall model applicable to different flow regimes, the…

流体动力学 · 物理学 2020-11-10 Zhideng Zhou , Guowei He , Xiaolei Yang

Wind power generated by wind has non-schedule nature due to stochastic nature of meteorological variable. Hence energy business and control of wind power generation requires prediction of wind speed (WS) from few seconds to different time…

Motivated by observations of turbulence in the strongly stratified ocean thermocline, we use direct numerical simulations to investigate the interaction of a sinusoidal shear flow and a large-amplitude internal gravity wave. Despite strong…

流体动力学 · 物理学 2023-06-22 Christopher J. Howland , John R. Taylor , C. P. Caulfield

Figuring out the right airfoil is a crucial step in the preliminary stage of any aerial vehicle design, as its shape directly affects the overall aerodynamic characteristics of the aircraft or rotorcraft. Besides being a measure of…

流体动力学 · 物理学 2023-03-14 Hassan Moin , Hafiz Zeeshan Iqbal Khan , Surrayya Mobeen , Jamshed Riaz

Prediction of dynamic environmental variables in unmonitored sites remains a long-standing challenge for water resources science. The majority of the world's freshwater resources have inadequate monitoring of critical environmental…

机器学习 · 计算机科学 2025-01-29 Jared D. Willard , Charuleka Varadharajan , Xiaowei Jia , Vipin Kumar

Friction drag from a turbulent fluid moving past or inside an object plays a crucial role in domains as diverse as transportation, public utility infrastructure, energy technology, and human health. As a direct measure of the shear-induced…

流体动力学 · 物理学 2023-10-19 Esther Lagemann , Steven L. Brunton , Christian Lagemann

The shape of a weld bead is critical in assessing the quality of the welded joint. In particular, this has a major impact in the accuracy of the results obtained from a numerical analysis. This study focuses on the statistical design…

机器学习 · 计算机科学 2022-06-08 R. Pradhan , A. P Joshi , M. R Sunny , A. Sarkar

I consider the nonaxisymmetric linear theory of a rotating, isothermal magnetohydrodynamic (MHD) shear flow. The analysis is performed in the shearing box, a local model of a thin disk, using a decomposition in terms of shearing waves,…

天体物理学 · 物理学 2011-02-11 Bryan M. Johnson

The main task in oil and gas exploration is to gain an understanding of the distribution and nature of rocks and fluids in the subsurface. Well logs are records of petro-physical data acquired along a borehole, providing direct information…

人工智能 · 计算机科学 2017-05-11 Rui L. Lopes , Alípio Jorge