Search Results for author: Julia Ling

Found 8 papers, 2 papers with code

Turbulent scalar flux in inclined jets in crossflow: counter gradient transport and deep learning modelling

1 code implementation14 Jan 2020 Pedro M. Milani, Julia Ling, John K. Eaton

This approach uses a deep neural network with embedded coordinate frame invariance to predict a tensorial turbulent diffusivity that is not explicitly available in the high fidelity data used for training.

Machine-learned metrics for predicting the likelihood of success in materials discovery

no code implementations25 Nov 2019 Yoolhee Kim, Edward Kim, Erin Antono, Bryce Meredig, Julia Ling

Materials discovery is often compared to the challenge of finding a needle in a haystack.

Generalization of machine-learned turbulent heat flux models applied to film cooling flows

no code implementations7 Oct 2019 Pedro M. Milani, Julia Ling, John K. Eaton

The design of film cooling systems relies heavily on Reynolds-Averaged Navier-Stokes (RANS) simulations, which solve for mean quantities and model all turbulent scales.

BIG-bench Machine Learning

Overcoming data scarcity with transfer learning

no code implementations2 Nov 2017 Maxwell L. Hutchinson, Erin Antono, Brenna M. Gibbons, Sean Paradiso, Julia Ling, Bryce Meredig

Here, we describe and compare three techniques for transfer learning: multi-task, difference, and explicit latent variable architectures.

Transfer Learning

Building Data-driven Models with Microstructural Images: Generalization and Interpretability

no code implementations1 Nov 2017 Julia Ling, Maxwell Hutchinson, Erin Antono, Brian DeCost, Elizabeth A. Holm, Bryce Meredig

As data-driven methods rise in popularity in materials science applications, a key question is how these machine learning models can be used to understand microstructure.

BIG-bench Machine Learning

High-Dimensional Materials and Process Optimization using Data-driven Experimental Design with Well-Calibrated Uncertainty Estimates

no code implementations21 Apr 2017 Julia Ling, Max Hutchinson, Erin Antono, Sean Paradiso, Bryce Meredig

The optimization of composition and processing to obtain materials that exhibit desirable characteristics has historically relied on a combination of scientist intuition, trial and error, and luck.

Experimental Design

A Comprehensive Physics-Informed Machine Learning Framework for Predictive Turbulence Modeling

1 code implementation24 Jan 2017 Jian-Xun Wang, Jin-Long Wu, Julia Ling, Gianluca Iaccarino, Heng Xiao

In this work, we introduce the procedures toward a complete PIML framework for predictive turbulence modeling, including learning Reynolds stress discrepancy function, predicting Reynolds stresses in different flows, and propagating to mean flow fields.

Fluid Dynamics

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