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Model reduction for nonlinear dynamical systems using deep convolutional autoencoders.

Conference ·
Abstract not provided.
Research Organization:
Sandia National Laboratories (SNL-CA), Livermore, CA (United States)
Sponsoring Organization:
USDOE National Nuclear Security Administration (NNSA)
DOE Contract Number:
AC04-94AL85000
OSTI ID:
1761319
Report Number(s):
SAND2018-13766C; 670887
Country of Publication:
United States
Language:
English

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Physics-informed cluster analysis and a priori efficiency criterion for the construction of local reduced-order bases text January 2021
Model Reduction for Advection Dominated Hyperbolic Problems in an ALE Framework: Offline and Online Phases preprint January 2020
Manifold Approximations via Transported Subspaces: Model Reduction for Transport-Dominated Problems journal February 2023
Variational Autoencoders for Learning Nonlinear Dynamics of Physical Systems preprint January 2020
An autoencoder‐based reduced‐order model for eigenvalue problems with application to neutron diffusion
  • Phillips, Toby R. F.; Heaney, Claire E.; Smith, Paul N.
  • International Journal for Numerical Methods in Engineering, Vol. 122, Issue 15 https://doi.org/10.1002/nme.6681
journal May 2021
Inadequacy of Linear Methods for Minimal Sensor Placement and Feature Selection in Nonlinear Systems: A New Approach Using Secants journal August 2022
Parameterized neural ordinary differential equations: applications to computational physics problems journal September 2021
Latent-space time evolution of non-intrusive reduced-order models using Gaussian process emulation journal February 2021
Efficient nonlinear manifold reduced order model preprint January 2020
Expressivity of Deep Neural Networks preprint January 2020
Pressio: Enabling projection-based model reduction for large-scale nonlinear dynamical systems preprint January 2020
Data-Driven Snapshot Calibration via Monotonic Feature Matching preprint January 2020
Preserving general physical properties in model reduction of dynamical systems via constrained-optimization projection text January 2020
Learning emergent PDEs in a learned emergent space preprint January 2020
Physics-aware registration based auto-encoder for convection dominated PDEs text January 2020
A Deep Learning approach to Reduced Order Modelling of Parameter Dependent Partial Differential Equations text January 2021
Numerical Solution of the Parametric Diffusion Equation by Deep Neural Networks preprint January 2020
Neural Dynamic Mode Decomposition for End-to-End Modeling of Nonlinear Dynamics preprint January 2020
Depth separation for reduced deep networks in nonlinear model reduction: Distilling shock waves in nonlinear hyperbolic problems preprint January 2020
A framework for self‐evolving computational material models inspired by deep learning journal August 2019
The Random Feature Model for Input-Output Maps between Banach Spaces text January 2020
Meta-Learning for Koopman Spectral Analysis with Short Time-series preprint January 2021
Image-based model predictive control via dynamic mode decomposition journal August 2021
Data-driven discovery of coordinates and governing equations text January 2019
Physics-aware, probabilistic model order reduction with guaranteed stability preprint January 2021
Multifidelity Ensemble Kalman Filtering Using Surrogate Models Defined by Physics-Informed Autoencoders preprint January 2021
Deep Kernel Learning of Dynamical Models from High-Dimensional Noisy Data text January 2022
Reduced order modeling of fluid flows: Machine learning, Kolmogorov barrier, closure modeling, and partitioning preprint January 2020
Deploying deep learning in OpenFOAM with TensorFlow conference January 2021
Efficient space-time reduced order model for linear dynamical systems in Python using less than 120 lines of code preprint January 2020
A new data assimilation method of recovering turbulent flow field at high-Reynolds numbers for turbulence machine learning preprint January 2020
DPM: A Novel Training Method for Physics-Informed Neural Networks in Extrapolation preprint January 2020
Registration-Based Model Reduction in Complex Two-Dimensional Geometries journal August 2021
Reduced order modeling for parameterized time-dependent PDEs using spatially and memory aware deep learning journal July 2021
A priori analysis on deep learning of subgrid-scale parameterizations for Kraichnan turbulence journal January 2020
Reduced order models for the incompressible Navier-Stokes equations on collocated grids using a 'discretize-then-project' approach preprint January 2020

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