Search Results - deep convolutional autoencoder finite element nonlinear ((problem OR problems) OR problems)~

Non-intrusive reduced order modeling of natural convection in porous media using convolutional autoencoders: Comparison with linear subspace techniques

Authors: T. Kadeethum F. Ballarin Y. Choi et al.

Source: Advances in Water Resources. 160:104098

Subject Terms: FOS: Computer and information sciences, Computer Science - Machine Learning, Deep convolutional autoencoder, Reduced order modeling, Numerical Analysis (math.NA), Data-driven, 01 natural sciences, Machine Learning (cs.LG), Computational Engineering, Finance, and Science (cs.CE), Finite element, 0103 physical sciences, FOS: Mathematics, Mathematics - Numerical Analysis, 0101 mathematics, Computer Science - Computational Engineering, Finance, and Science, Non-intrusive, Nonlinear problem

Access URL: http://arxiv.org/abs/2107.11460
https://hdl.handle.net/10807/202829
https://doi.org/10.1016/j.advwatres.2021.104098

Non-intrusive reduced order modeling of natural convection in porous media using convolutional autoencoders: Comparison with linear subspace techniques

Authors: Kadeethum, T. Ballarin, Francesco Choi, Y. et al.

Index Terms: Data-driven, Deep convolutional autoencoder, Finite element, Non-intrusive, Nonlinear problem, Reduced order modeling, Settore MAT/08 - ANALISI NUMERICA, info:eu-repo/semantics/article

URL: https://hdl.handle.net/10807/202829
info:eu-repo/semantics/altIdentifier/wos/WOS:000803685400003
volume:160
issue:NA
firstpage:104098
lastpage:N/A
issueyear:2022
journal:ADVANCES IN WATER RESOURCES

Reduced order modeling for flow and transport problems with Barlow Twins self-supervised learning

Authors: Kadeethum, Teeratorn Ballarin, Francesco O'Malley, Daniel et al.

Index Terms: Reduced order modelling, Settore MAT/08 - ANALISI NUMERICA, info:eu-repo/semantics/article

URL: https://hdl.handle.net/10807/220906
info:eu-repo/semantics/altIdentifier/pmid/36450820
info:eu-repo/semantics/altIdentifier/wos/WOS:001054488300027
volume:12
issue:1
firstpage:N/A
lastpage:N/A
issueyear:2022
journal:SCIENTIFIC REPORTS

Reduced order modeling for flow and transport problems with Barlow Twins self-supervised learning

Authors: Teeratorn Kadeethum Francesco Ballarin Daniel O’Malley et al.

Source: Scientific Reports, Vol 12, Iss 1, Pp 1-18 (2022)

Subject Terms: Medicine, Science

File Description: electronic resource

Relation: https://doaj.org/toc/2045-2322

Access URL: https://doaj.org/article/8b722ad517564aca80ac5730bf04c2ee

Non-intrusive reduced order modeling of natural convection in porous media using convolutional autoencoders: comparison with linear subspace techniques

Authors: Kadeethum, T. Ballarin, F. Choi, Y. et al.

Index Terms: Computer Science - Computational Engineering, Finance, and Science, Computer Science - Machine Learning, Mathematics - Numerical Analysis, text

URL: http://arxiv.org/abs/2107.11460

Optimal approximations for the free boundary problems of the space-time fractional Black-Scholes equations using a combined physics-informed neural network.

Authors: Song L Tan Y Yu F et al.

Source: Scientific reports [Sci Rep] 2024 Oct 25; Vol. 14 (1), pp. 25289. Date of Electronic Publication: 2024 Oct 25.

Publication Type: Journal Article

Journal Info: Publisher: Nature Publishing Group Country of Publication: England NLM ID: 101563288 Publication Model: Electronic Cited Medium: Internet ISSN: 2045-2322 (Electronic) Linking ISSN: 20452322 NLM ISO Abbreviation: Sci Rep Subsets: PubMed not MEDLINE; MEDLINE

Nonlinear reduced-order modeling with a Graph Convolutional Autoencoder for time-domain electromagnetics

Authors: Filippin, Carlotta Strazzullo, Maria Lanteri, Stéphane et al.

Contributors: Filippin, Carlotta Strazzullo, Maria Lanteri, Stéphane et al.

Subject Terms: nanophotonique, nanophotonics électromagnétisme computationnel, réseaux de neurones, nonlinear phenomena, graph neural networks, computational electromagnetics, [MATH.MATH-NA] Mathematics [math]/Numerical Analysis [math.NA], phénomènes non linéaires, modélisation d'ordre réduit, reduced order modeling

File Description: application/pdf

Access URL: https://hal.science/hal-04867474v1

Manifold Learning

Authors: David Ryckelynck Fabien Casenave Nissrine Akkari

Resource Type: eBook.

Subjects: Continuum mechanics, Deep learning (Machine learning), Structural analysis (Engineering)

Categories: MATHEMATICS / Probability & Statistics / General, COMPUTERS / Artificial Intelligence / General, COMPUTERS / Mathematical & Statistical Software, SCIENCE / Physics / Mathematical & Computational, SCIENCE / Mechanics / Thermodynamics, TECHNOLOGY & ENGINEERING / Industrial Engineering

Deep learning methods for blood flow reconstruction in a vessel with contrast enhanced x-ray computed tomography.

Authors: Shusong H Monica S Bruno S

Source: International journal for numerical methods in biomedical engineering [Int J Numer Method Biomed Eng] 2024 Jan; Vol. 40 (1), pp. e3785. Date of Electronic Publication: 2023 Oct 25.

Publication Type: Journal Article

Journal Info: Publisher: Wiley Country of Publication: England NLM ID: 101530293 Publication Model: Print-Electronic Cited Medium: Internet ISSN: 2040-7947 (Electronic) Linking ISSN: 20407939 NLM ISO Abbreviation: Int J Numer Method Biomed Eng Subsets: MEDLINE

MeSH Terms: Deep Learning*, Tomography, X-Ray Computed/methods ; Hemodynamics ; X-Rays ; Image Processing, Computer-Assisted/methods ; Algorithms

Model‐Reduced Adjoint‐Based Inversion Using Deep‐Learning: Example of Geological Carbon Sequestration Modeling.

Authors: Xiao, Cong Zhang, Shicheng Ma, Xinfang et al.

Source: Water Resources Research; Jan2022, Vol. 58 Issue 1, p1-27, 27p

Subject Terms: GEOLOGICAL carbon sequestration, MULTIPHASE flow, FINITE difference method, REDUCED-order models, GEOLOGICAL modeling, DEEP learning, MAGNITUDE (Mathematics), WORKFLOW

Non-intrusive surrogate modeling for parametrized time-dependent partial differential equations using convolutional autoencoders.

Authors: Nikolopoulos, Stefanos Kalogeris, Ioannis Papadopoulos, Vissarion

Source: Engineering Applications of Artificial Intelligence. Mar2022, Vol. 109, pN.PAG-N.PAG. 1p.

Subject Terms: *PARTIAL differential equations, *MONTE Carlo method, *STOCHASTIC analysis, *FINITE element method, *DEEP learning, *DECODING algorithms

Dimensionality reduction through convolutional autoencoders for fracture patterns prediction.

Authors: Shinde, Krushna Itier, Vincent Mennesson, José et al.

Source: Applied Mathematical Modelling. Feb2023, Vol. 114, p94-113. 20p.

Subject Terms: *DEEP learning, *CRACK propagation, *STRUCTURAL mechanics, *FRACTURE mechanics, *BRITTLE fractures, *PRINCIPAL components analysis, *REDUCED-order models

Assessment of unsteady flow predictions using hybrid deep learning based reduced-order models.

Authors: Bukka, Sandeep Reddy Gupta, Rachit Magee, Allan Ross et al.

Source: Physics of Fluids. Jan2021, Vol. 33 Issue 1, p1-43. 43p.

Subject Terms: *REDUCED-order models, *BLENDED learning, *DEEP learning, *RECURRENT neural networks, *PROPER orthogonal decomposition, *UNSTEADY flow

High-Fidelity Monocular Face Reconstruction Based on an Unsupervised Model-Based Face Autoencoder.

Authors: Tewari, Ayush Zollhofer, Michael Bernard, Florian et al.

Source: IEEE Transactions on Pattern Analysis & Machine Intelligence; Feb2020, Vol. 42 Issue 2, p357-370, 14p

Subject Terms: SAMPLING (Process), IMAGE reconstruction

Deep Convolutional Autoencoders for Robust Flow Model Calibration Under Uncertainty in Geologic Continuity.

Authors: Jiang, Anyue Jafarpour, Behnam

Source: Water Resources Research; Nov2021, Vol. 57 Issue 11, p1-37, 37p

Subject Terms: DEEP learning, LATENT variables, CALIBRATION, SUBSURFACE drainage, CONTINUITY, HYDRAULIC conductivity, PRINCIPAL components analysis, TURBO codes

Prediction of hippocampal electric field in time series induced by TI-DMS with temporal convolutional network.

Authors: Xu, Xiangyang Deng, Bin Wang, Jiang et al.

Source: Cognitive Neurodynamics; Aug2024, Vol. 18 Issue 4, p2031-2045, 15p

Bathymetry Inversion Using a Deep‐Learning‐Based Surrogate for Shallow Water Equations Solvers.

Authors: Liu, Xiaofeng Song, Yalan Shen, Chaopeng

Source: Water Resources Research; Mar2024, Vol. 60 Issue 3, p1-24, 24p

Subject Terms: WATER management, BATHYMETRY, AUTOMATIC differentiation, REGULARIZATION parameter, SHALLOW-water equations, MATHEMATICAL regularization

Deep‐Learning‐Based Adjoint State Method: Methodology and Preliminary Application to Inverse Modeling.

Authors: Xiao, Cong Deng, Ya Wang, Guangdong

Source: Water Resources Research; Feb2021, Vol. 57 Issue 2, p1-20, 20p

Subject Terms: CONVOLUTIONAL neural networks, PARAMETER estimation, DEEP learning, TWO-dimensional models

Inverse design of nonlinear mechanical metamaterials via video denoising diffusion models.

Authors: Bastek, Jan-Hendrik Kochmann, Dennis M.

Source: Nature Machine Intelligence; Dec2023, Vol. 5 Issue 12, p1466-1475, 10p

FSSDD: Few‐shot steel defect detection based on multi‐scale semantic enhancement representation and mask category information mapping.

Authors: Liu, Zhoufeng Guo, Zijing Li, Chunlei et al.

Source: IET Image Processing (Wiley-Blackwell); 1/10/2024, Vol. 18 Issue 1, p88-104, 17p

Subject Terms: CONVOLUTIONAL neural networks, FUSIFORM gyrus, STEEL, OBJECT recognition (Computer vision)