Výsledky vyhledávání - Deep convolutional autoencoder Finite element Nonlinear problem
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Non-intrusive reduced order modeling of natural convection in porous media using convolutional autoencoders: Comparison with linear subspace techniques
ISSN: 0309-1708, 1872-9657Vydáno: United States Elsevier Ltd 01.02.2022Vydáno v Advances in water resources (01.02.2022)“…Natural convection in porous media is a highly nonlinear multiphysical problem relevant to many engineering applications (e.g…”
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Dimensionality reduction through convolutional autoencoders for fracture patterns prediction
ISSN: 0307-904X, 1872-8480Vydáno: Elsevier Inc 01.02.2023Vydáno v Applied mathematical modelling (01.02.2023)“…•Dimensionality reduction using a convolutional neural network autoencoder.•Application to highly nonlinear brittle fracture mechanics problems…”
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Non-intrusive surrogate modeling for parametrized time-dependent partial differential equations using convolutional autoencoders
ISSN: 0952-1976, 1873-6769Vydáno: Elsevier Ltd 01.03.2022Vydáno v Engineering applications of artificial intelligence (01.03.2022)“… from the problem’s parametric space to its solution space. For this purpose, training data are collected by solving the high-fidelity model via finite elements for a reduced set of parameter values…”
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Reduced-order modeling for stochastic large-scale and time-dependent flow problems using deep spatial and temporal convolutional autoencoders
ISSN: 2213-7467, 2213-7467Vydáno: Cham Springer International Publishing 19.05.2023Vydáno v Advanced modeling and simulation in engineering sciences (19.05.2023)“…A non-intrusive reduced-order model based on convolutional autoencoders is proposed as a data-driven tool to build an efficient nonlinear reduced-order model for stochastic spatiotemporal large-scale flow problems…”
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An Efficient Acoustic Metamaterial Design Approach Integrating Attention Mechanisms and Autoencoder Networks
ISSN: 2073-4352, 2073-4352Vydáno: Basel MDPI AG 01.06.2025Vydáno v Crystals (Basel) (01.06.2025)“… However, there exists a highly nonlinear mapping relationship between their structural parameters and performance responses, which causes traditional design methods to face the problems…”
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Reduced-order modeling for stochastic large-scale and time-dependent problems using deep spatial and temporal convolutional autoencoders
ISSN: 2331-8422Vydáno: Ithaca Cornell University Library, arXiv.org 05.08.2022Vydáno v arXiv.org (05.08.2022)“…A non-intrusive reduced order model based on convolutional autoencoders (NIROM-CAEs) is proposed as a data-driven tool to build an efficient nonlinear reduced-order model for stochastic spatio-temporal large-scale physical problems…”
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Non-intrusive reduced order modeling of natural convection in porous media using convolutional autoencoders: comparison with linear subspace techniques
ISSN: 2331-8422Vydáno: Ithaca Cornell University Library, arXiv.org 29.07.2021Vydáno v arXiv.org (29.07.2021)“…). Here, we present a non-intrusive reduced order model of natural convection in porous media employing deep convolutional autoencoders for the compression and reconstruction and either radial basis function (RBF…”
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Reduced order modeling for flow and transport problems with Barlow Twins self-supervised learning
ISSN: 2045-2322, 2045-2322Vydáno: London Nature Publishing Group UK 30.11.2022Vydáno v Scientific reports (30.11.2022)“…) using deep-convolutional autoencoders (DC–AE) has been shown to capture nonlinear solution manifolds but fails to perform adequately when linear subspace approaches such as proper orthogonal decomposition (POD) would be optimal…”
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Reduced order modeling for flow and transport problems with Barlow Twins self-supervised learning
ISSN: 2331-8422Vydáno: Ithaca Cornell University Library, arXiv.org 22.03.2022Vydáno v arXiv.org (22.03.2022)“…) using deep-convolutional autoencoders (DC-AE) has been shown to capture nonlinear solution manifolds but fails to perform adequately when linear subspace approaches such as proper orthogonal decomposition (POD) would be optimal…”
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A novel end-to-end deep learning model for predicting the full stress field of tensioned membrane structures
ISSN: 1226-7988, 1976-3808Vydáno: 대한토목학회 01.04.2025Vydáno v KSCE Journal of Civil Engineering (01.04.2025)“… A deep learning model consisting of two essential modules was presented. The stress encoding-decoding module employs convolutional autoencoders (CAE…”
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Assessment of unsteady flow predictions using hybrid deep learning based reduced order models
ISSN: 2331-8422Vydáno: Ithaca Cornell University Library, arXiv.org 22.09.2020Vydáno v arXiv.org (22.09.2020)“… The first model projects the high-fidelity time series data from a finite element Navier-Stokes solver to a low-dimensional subspace via proper orthogonal decomposition (POD…”
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