activity
20192022
most citedBi-fidelity Stochastic Gradient Descent for Structural Optimization under Uncertainty

3 citations · 4 across the 5 of their papers we have counts for

collaborators

9 papers

math.NA2022

XIGA: An eXtended IsoGeometric Analysis approach for multi-material problems

L. Noel, M. Schmidt, K. Doble +2

Multi-material problems often exhibit complex geometries along with physical responses presenting large spatial gradients or discontinuities. In these cases, providing high-quality…

cs.CV2022

Automated processing of X-ray computed tomography images via panoptic segmentation for modeling woven composite textiles

Aaron Allred, Lauren J. Abbott, Alireza Doostan +1

A new, machine learning-based approach for automatically generating 3D digital geometries of woven composite textiles is proposed to overcome the limitations of existing analytical…

math.OC20211 cited

Topology Optimization under Microscale Uncertainty using Stochastic Gradients

Subhayan De, Kurt Maute, Alireza Doostan

This paper considers the design of structures made of engineered materials, accounting for uncertainty in material properties. We present a topology optimization approach that opti…

math.OC2021

Minimum Feature Size Control in Level Set Topology Optimization via Density Fields

Jorge L. Barrera, Markus J. Geiss, Kurt Maute

A level set topology optimization approach that uses an auxiliary density field to nucleate holes during the optimization process and achieves minimum feature size control in optim…

math.OC2021

Reliability-based Topology Optimization using Stochastic Gradients

Subhayan De, Kurt Maute, Alireza Doostan

This paper addresses the computational challenges in reliability-based topology optimization (RBTO) of structures associated with the estimation of statistics of the objective and…

cs.CE2020

Ambiguous phase assignment of discretized 3D geometries in topology optimization

Jorge L. Barrera, Kurt Maute

Level set-based immersed boundary techniques operate on nonconforming meshes while providing a crisp definition of interface and external boundaries. In such techniques, an isocont…