Search Results for author: Minglang Yin

Found 8 papers, 0 papers with code

Elastic shape analysis computations for clustering left atrial appendage geometries of atrial fibrillation patients

no code implementations13 Mar 2024 Zan Ahmad, Minglang Yin, Yashil Sukurdeep, Noam Rotenberg, Eugene Kholmovski, Natalia A. Trayanova

Morphological variations in the left atrial appendage (LAA) are associated with different levels of ischemic stroke risk for patients with atrial fibrillation (AF).

DIMON: Learning Solution Operators of Partial Differential Equations on a Diffeomorphic Family of Domains

no code implementations11 Feb 2024 Minglang Yin, Nicolas Charon, Ryan Brody, Lu Lu, Natalia Trayanova, Mauro Maggioni

DIMON is based on transporting a given problem (initial/boundary conditions and domain $\Omega_{\theta}$) to a problem on a reference domain $\Omega_{0}$, where training data from multiple problems is used to learn the map to the solution on $\Omega_{0}$, which is then re-mapped to the original domain $\Omega_{\theta}$.

Operator learning

Interfacing Finite Elements with Deep Neural Operators for Fast Multiscale Modeling of Mechanics Problems

no code implementations25 Feb 2022 Minglang Yin, Enrui Zhang, Yue Yu, George Em Karniadakis

In this work, we explore the idea of multiscale modeling with machine learning and employ DeepONet, a neural operator, as an efficient surrogate of the expensive solver.

A physics-informed variational DeepONet for predicting the crack path in brittle materials

no code implementations16 Aug 2021 Somdatta Goswami, Minglang Yin, Yue Yu, George Karniadakis

We propose a physics-informed variational formulation of DeepONet (V-DeepONet) for brittle fracture analysis.

Physics-informed neural networks (PINNs) for fluid mechanics: A review

no code implementations20 May 2021 Shengze Cai, Zhiping Mao, Zhicheng Wang, Minglang Yin, George Em Karniadakis

Despite the significant progress over the last 50 years in simulating flow problems using numerical discretization of the Navier-Stokes equations (NSE), we still cannot incorporate seamlessly noisy data into existing algorithms, mesh-generation is complex, and we cannot tackle high-dimensional problems governed by parametrized NSE.

Physics-Informed Neural Networks for Nonhomogeneous Material Identification in Elasticity Imaging

no code implementations2 Sep 2020 Enrui Zhang, Minglang Yin, George Em. Karniadakis

We apply Physics-Informed Neural Networks (PINNs) for solving identification problems of nonhomogeneous materials.

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