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Bi-fidelity approximation for uncertainty quantification and sensitivity analysis of irradiated particle-laden turbulence
Hillary R. Fairbanks, Lluis Jofre, Gianluca Geraci +2
Efficiently performing predictive studies of irradiated particle-laden turbulent flows has the potential of providing significant contributions towards better understanding and opt…
Immersed-finite-element method for deformable particle suspensions in viscous and viscoelastic media
Amir Saadat, Chris J. Guido, Gianluca Iaccarino +1
Deformable elastic bodies in viscous and viscoelastic media constitute a large portion of synthetic and biological complex fluids. We present a parallelized 3D-simulation methodolo…
Cutting the Double Loop: Theory and Algorithms for Reliability-Based Design Optimization with Statistical Uncertainty
Zachary del Rosario, Richard W. Fenrich, Gianluca Iaccarino
Statistical uncertainties complicate engineering design -- confounding regulated design approaches, and degrading the performance of reliability efforts. The simplest means to tack…
Quadrature Strategies for Constructing Polynomial Approximations
Pranay Seshadri, Gianluca Iaccarino, Tiziano Ghisu
Finding suitable points for multivariate polynomial interpolation and approximation is a challenging task. Yet, despite this challenge, there has been tremendous research dedicated…
Turbulence Modeling in the Age of Data
Karthik Duraisamy, Gianluca Iaccarino, Heng Xiao
Data from experiments and direct simulations of turbulence have historically been used to calibrate simple engineering models such as those based on the Reynolds-averaged Navier--S…
An uncertainty estimation module for turbulence model predictions in SU2
Aashwin Ananda Mishra, Jayant Mukhopadhaya, Gianluca Iaccarino +1
With the advent of improved computational resources, aerospace design has testing-based process to a simulation-driven procedure, wherein uncertainties in design and operating cond…
Multi-fidelity uncertainty quantification of irradiated particle-laden turbulence
Lluis Jofre, Gianluca Geraci, Hillary Fairbanks +2
The study of complex systems is often based on computationally intensive, high-fidelity, simulations. To build confidence in the prediction accuracy of such simulations, the impact…