Building a framework for predictive science

MM McKerns, L Strand, T Sullivan, A Fang… - arXiv preprint arXiv …, 2012 - arxiv.org
Key questions that scientists and engineers typically want to address can be formulated in
terms of predictive science. Questions such as:" How well does my computational model …

An eigenerosion approach to brittle fracture

A Pandolfi, M Ortiz - International Journal for Numerical …, 2012 - Wiley Online Library
The present work is concerned with the verification and validation of a variant of the
eigenfracture scheme of Schmidt et al.(2009) based on element erosion, which we refer to …

Optimal uncertainty quantification

H Owhadi, C Scovel, TJ Sullivan, M McKerns, M Ortiz - Siam Review, 2013 - SIAM
We propose a rigorous framework for uncertainty quantification (UQ) in which the UQ
objectives and its assumptions/information set are brought to the forefront. This framework …

Uncertainty quantification of material properties in ballistic impact of magnesium alloys

X Sun - Materials, 2022 - mdpi.com
The design and development of cutting-edge light materials for extreme conditions including
high-speed impact remains a continuing and significant challenge in spite of steady …

Verification and validation of the Optimal Transportation Meshfree (OTM) simulation of terminal ballistics

B Li, A Kidane, G Ravichandran, M Ortiz - International Journal of Impact …, 2012 - Elsevier
We evaluate the performance of the Optimal Transportation Meshfree (OTM) method of Li et
al.[21], suitably extended to account for seizing contact and fracture, in applications involving …

Uncertainty quantification of 2 models of cardiac electromechanics

DE Hurtado, S Castro, P Madrid - International journal for …, 2017 - Wiley Online Library
Computational models of the heart have reached a maturity level that render them useful for
in silico studies of arrhythmia and other cardiac diseases. However, the translation to the …

The Hot Optimal Transportation Meshfree (HOTM) method for materials under extreme dynamic thermomechanical conditions

H Wang, H Liao, Z Fan, J Fan, L Stainier, X Li… - Computer Methods in …, 2020 - Elsevier
We present a monolithic incremental Lagrangian framework based on meshfree methods,
the Hot Optimal Transportation Meshfree (HOTM) method, for a robust and efficient solution …

Viscoplastic constitutive theory for brittle to ductile damage in polycrystalline materials under dynamic loading

A Shojaei, GZ Voyiadjis, PJ Tan - International Journal of Plasticity, 2013 - Elsevier
For every dynamic problem an ad hoc model can be developed to reproduce the damage
levels in materials. This work provides a unified model to capture low to high strain rate and …

A framework for the robust optimization under uncertainty in additive manufacturing

TQD Pham, TV Hoang, XV Tran, S Fetni… - Journal of Manufacturing …, 2023 - Elsevier
This paper introduces a conceptual framework for the robust optimization under uncertainty
in the directed energy deposition (DED) of M4 High-Speed Steel. The goal is to identify …

Local maximum-entropy based surrogate model and its application to structural reliability analysis

J Fan, H Liao, H Wang, J Hu, Z Chen, J Lu… - Structural and …, 2018 - Springer
A novel surrogate model based on the Local Maximum-Entropy (LME) approximation is
proposed in this paper. By varying the degrees of locality, the LME-based surrogate model is …