Search Results for author: Mohammad Amin Nabian

Found 8 papers, 0 papers with code

Virtual Foundry Graphnet for Metal Sintering Deformation Prediction

no code implementations17 Apr 2024 Rachel, Chen, Juheon Lee, Chuang Gan, Zijiang Yang, Mohammad Amin Nabian, Jun Zeng

Metal Sintering is a necessary step for Metal Injection Molded parts and binder jet such as HP's metal 3D printer.

Robust Topology Optimization Using Variational Autoencoders

no code implementations19 Jul 2021 Rini Jasmine Gladstone, Mohammad Amin Nabian, Vahid Keshavarzzadeh, Hadi Meidani

Robust topology optimization (RTO) also incorporates the effect of input uncertainties and produces a design with the best average performance of the structure while reducing the response sensitivity to input uncertainties.

Efficient training of physics-informed neural networks via importance sampling

no code implementations26 Apr 2021 Mohammad Amin Nabian, Rini Jasmine Gladstone, Hadi Meidani

This importance sampling approach is straightforward and easy to implement in the existing PINN codes, and also does not introduce any new hyperparameter to calibrate.

Computational Efficiency

NVIDIA SimNet^{TM}: an AI-accelerated multi-physics simulation framework

no code implementations14 Dec 2020 Oliver Hennigh, Susheela Narasimhan, Mohammad Amin Nabian, Akshay Subramaniam, Kaustubh Tangsali, Max Rietmann, Jose del Aguila Ferrandis, Wonmin Byeon, Zhiwei Fang, Sanjay Choudhry

We present real-world use cases that range from challenging forward multi-physics simulations with turbulence and complex 3D geometries, to industrial design optimization and inverse problems that are not addressed efficiently by the traditional solvers.

Adaptive Physics-Informed Neural Networks for Markov-Chain Monte Carlo

no code implementations3 Aug 2020 Mohammad Amin Nabian, Hadi Meidani

In this paper, we propose the Adaptive Physics-Informed Neural Networks (APINNs) for accurate and efficient simulation-free Bayesian parameter estimation via Markov-Chain Monte Carlo (MCMC).

Physics-Driven Regularization of Deep Neural Networks for Enhanced Engineering Design and Analysis

no code implementations11 Oct 2018 Mohammad Amin Nabian, Hadi Meidani

In this paper, we introduce a physics-driven regularization method for training of deep neural networks (DNNs) for use in engineering design and analysis problems.

A Deep Neural Network Surrogate for High-Dimensional Random Partial Differential Equations

no code implementations8 Jun 2018 Mohammad Amin Nabian, Hadi Meidani

Developing efficient numerical algorithms for the solution of high dimensional random Partial Differential Equations (PDEs) has been a challenging task due to the well-known curse of dimensionality.

Deep Learning for Accelerated Reliability Analysis of Infrastructure Networks

no code implementations28 Aug 2017 Mohammad Amin Nabian, Hadi Meidani

This paper presents a deep learning framework for accelerating infrastructure system reliability analysis.

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