Alen Alexanderian

Works (42)

2022 journal article

Hyper-differential sensitivity analysis for inverse problems governed by ODEs with application to COVID-19 modeling

MATHEMATICAL BIOSCIENCES, 351.

By: M. Stevens n, I. Sunseri & A. Alexanderian

Source: Web Of Science
Added: September 26, 2022

2022 journal article

MONTE CARLO ESTIMATORS FOR THE SCHATTEN p-NORM OF SYMMETRIC POSITIVE SEMIDEFINITE MATRICES

ELECTRONIC TRANSACTIONS ON NUMERICAL ANALYSIS, 55, 213–241.

By: E. Dudley, A. Saibaba & A. Alexanderian

Sources: Web Of Science, ORCID
Added: January 31, 2022

2022 journal article

Using ultrasonic attenuation in cortical bone to infer distributions on pore size

APPLIED MATHEMATICAL MODELLING, 109, 819–832.

By: R. White n, A. Alexanderian, O. Yousefian n, Y. Karbalaeisadegh n, K. Bekele-Maxwell n, A. Kasali n, H. Banks n, M. Talmant*, Q. Grimal*, M. Muller

Source: Web Of Science
Added: June 27, 2022

2021 journal article

Global sensitivity analysis informed model reduction and selection applied to a Valsalva maneuver model

JOURNAL OF THEORETICAL BIOLOGY, 526.

By: E. Randall n, N. Randolph n, A. Alexanderian & M. Olufsen

Source: Web Of Science
Added: July 26, 2021

2021 journal article

Inferring pore radius and density from ultrasonic attenuation using physics-based modeling

JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA, 149(1), 340–347.

By: R. White n, O. Yousefian, H. Banks, A. Alexanderian & M. Mueller

Source: Web Of Science
Added: February 15, 2021

2021 journal article

MULTISCALE GLOBAL SENSITIVITY ANALYSIS FOR STOCHASTIC CHEMICAL SYSTEMS

MULTISCALE MODELING & SIMULATION, 19(1), 440–459.

By: M. Merritt, A. Alexanderian & P. Gremaud

Source: Web Of Science
Added: May 3, 2021

2021 journal article

Optimal Design of Large-scale Bayesian Linear Inverse Problems Under Reducible Model Uncertainty: Good to Know What You Don't Know

SIAM-ASA JOURNAL ON UNCERTAINTY QUANTIFICATION, 9(1), 163–184.

By: A. Alexanderian, N. Petra*, G. Stadler & I. Sunseri

Source: Web Of Science
Added: May 10, 2021

2021 review

Optimal experimental design for infinite-dimensional Bayesian inverse problems governed by PDEs: a review

[Review of ]. INVERSE PROBLEMS, 37(4).

By: A. Alexanderian

Source: Web Of Science
Added: April 5, 2021

2021 article

Structure exploiting methods for fast uncertainty quantification in multiphase flow through heterogeneous media

Cleaves, H., Alexanderian, A., & Saad, B. (2021, September 8). COMPUTATIONAL GEOSCIENCES.

By: H. Cleaves, A. Alexanderian & B. Saad*

Source: Web Of Science
Added: September 20, 2021

2020 journal article

A Distributed Active Subspace Method for Scalable Surrogate Modeling of Function Valued Outputs

JOURNAL OF SCIENTIFIC COMPUTING, 85(2).

By: H. Guy n, A. Alexanderian & M. Yu*

Source: Web Of Science
Added: November 24, 2020

2020 journal article

Hyper-differential sensitivity analysis for inverse problems constrained by partial differential equations

INVERSE PROBLEMS, 36(12).

By: I. Sunseri, J. Hart, B. Bloemen Waanders & A. Alexanderian

Source: Web Of Science
Added: December 21, 2020

2020 journal article

Optimal experimental design under irreducible uncertainty for linear inverse problems governed by PDEs

INVERSE PROBLEMS, 36(7).

By: K. Koval*, A. Alexanderian & G. Stadler*

Source: Web Of Science
Added: August 3, 2020

2020 journal article

RANDOMIZATION AND REWEIGHTED l(1)-MINIMIZATION FOR A-OPTIMAL DESIGN OF LINEAR INVERSE PROBLEMS

SIAM JOURNAL ON SCIENTIFIC COMPUTING, 42(3), A1714–A1740.

By: E. Herman, A. Alexanderian & A. Saibaba

Sources: Web Of Science, ORCID
Added: August 10, 2020

2020 journal article

Variance-based sensitivity analysis for time-dependent processes

RELIABILITY ENGINEERING & SYSTEM SAFETY, 196.

By: A. Alexanderian, P. Gremaud & R. Smith

Sources: Web Of Science, ORCID
Added: March 16, 2020

2019 journal article

Active subspace-based dimension reduction for chemical kinetics applications with epistemic uncertainty

COMBUSTION AND FLAME, 204, 152–161.

By: M. Vohra*, A. Alexanderian, H. Guy n & S. Mahadevan*

Source: Web Of Science
Added: June 17, 2019

2019 journal article

DERIVATIVE-BASED GLOBAL SENSITIVITY ANALYSIS FOR MODELS WITH HIGH-DIMENSIONAL INPUTS AND FUNCTIONAL OUTPUTS

SIAM JOURNAL ON SCIENTIFIC COMPUTING, 41(6), A3524–A3551.

By: H. Cleaves, A. Alexanderian, H. Guy, R. Smith & M. Yu

Sources: Web Of Science, ORCID
Added: August 3, 2020

2019 journal article

Efficient Marginalization-Based MCMC Methods for Hierarchical Bayesian Inverse Problems

SIAM-ASA JOURNAL ON UNCERTAINTY QUANTIFICATION, 7(3), 1105–1131.

By: A. Saibaba, J. Bardsley, D. Brown & A. Alexanderian

Sources: Web Of Science, ORCID
Added: October 14, 2019

2019 journal article

Model Input and Output Dimension Reduction Using Karhunen-Loeve Expansions With Application to Biotransport

ASCE-ASME JOURNAL OF RISK AND UNCERTAINTY IN ENGINEERING SYSTEMS PART B-MECHANICAL ENGINEERING, 5(4).

By: A. Alexanderian, W. Reese, R. Smith & M. Yu*

Sources: Web Of Science, ORCID
Added: January 27, 2020

2019 journal article

Sensitivity-Driven Adaptive Construction of Reduced-space Surrogates

JOURNAL OF SCIENTIFIC COMPUTING, 79(2), 1335–1359.

By: M. Vohra*, A. Alexanderian, C. Safta* & S. Mahadevan*

Source: Web Of Science
Added: May 6, 2019

2018 journal article

EFFICIENT D-OPTIMAL DESIGN OF EXPERIMENTS FOR INFINITE-DIMENSIONAL BAYESIAN LINEAR INVERSE PROBLEMS

SIAM JOURNAL ON SCIENTIFIC COMPUTING, 40(5), A2956–2985.

By: A. Alexanderian & A. Saibaba

Sources: NC State University Libraries, ORCID
Added: November 19, 2018

2018 journal article

Goal-oriented optimal design of experiments for large-scale Bayesian linear inverse problems

INVERSE PROBLEMS, 34(9).

By: A. Attia, A. Alexanderian & A. Saibaba

Sources: NC State University Libraries, ORCID
Added: October 19, 2018

2018 journal article

Probabilistic modeling and global sensitivity analysis for CO2 storage in geological formations: A spectral approach

Applied Mathematical Modelling, 53, 584–601.

By: B. Saad*, A. Alexanderian, S. Prudhomme* & O. Knio

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

A-optimal encoding weights for nonlinear inverse problems, with application to the Helmholtz inverse problem

Inverse Problems, 33(7).

By: B. Crestel*, A. Alexanderian, G. Stadler* & O. Ghattas*

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Efficient computation of Sobol' indices for stochastic models

SIAM Journal on Scientific Computing, 39(4), A1514–1530.

By: J. Hart, A. Alexanderian & P. Gremaud

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Investigation of biotransport in a tumor with uncertain material properties using a nonintrusive spectral uncertainty quantification method

Journal of Biomechanical Engineering, 139(9).

By: A. Alexanderian, L. Zhu*, M. Salloum*, R. Ma* & M. Yu*

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Mean-variance risk-averse optimal control of systems governed by PDEs with random parameter fields using quadratic approximations

SIAM-ASA Journal on Uncertainty Quantification, 5(1), 1166–1192.

By: A. Alexanderian, N. Petra*, G. Stadler & O. Ghattas*

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

Randomized matrix-free trace and log-determinant estimators

Numerische Mathematik, 137(2), 353–395.

By: A. Saibaba, A. Alexanderian & I. Ipsen n

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2017 journal article

Stability of nonlinear convection-diffusion-reaction systems in discontinuous Galerkin methods

Journal of Scientific Computing, 70(2), 516–550.

By: C. Michoski*, A. Alexanderian, C. Paillet*, E. Kubatko* & C. Dawson*

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

A Fast and Scalable Method for A-Optimal Design of Experiments for Infinite-dimensional Bayesian Nonlinear Inverse Problems

SIAM Journal on Scientific Computing, 38(1), A243–A272.

By: A. Alexanderian, N. Petra*, G. Stadler* & O. Ghattas*

Sources: NC State University Libraries, Crossref
Added: August 6, 2018

2016 journal article

On Bayesian A- and D-optimal experimental designs in infinite dimensions

Bayesian Analysis, 11(3), 671–695.

By: A. Alexanderian, P. Gloor & O. Ghattas

Source: NC State University Libraries
Added: August 6, 2018

2015 journal article

Expository paper: A primer on homogenization of elliptic PDEs with stationary and ergodic random coefficient functions

Rocky Mountain Journal of Mathematics, 45(3), 703–735.

By: A. Alexanderian

Source: NC State University Libraries
Added: August 6, 2018

2014 journal article

A-Optimal Design of Experiments for Infinite-Dimensional Bayesian Linear Inverse Problems with Regularized l_0-Sparsification

SIAM Journal on Scientific Computing, 36(5), A2122–A2148.

By: A. Alexanderian, N. Petra*, G. Stadler* & O. Ghattas*

Source: Crossref
Added: August 18, 2019

2013 journal article

Bayesian Inference of Drag Parameters Using AXBT Data from Typhoon Fanapi

Monthly Weather Review, 141(7), 2347–2367.

By: I. Sraj*, M. Iskandarani*, A. Srinivasan*, W. Thacker*, J. Winokur*, A. Alexanderian, C. Lee*, S. Chen*, O. Knio

Source: Crossref
Added: July 20, 2019

2013 journal article

On spectral methods for variance based sensitivity analysis

Probability Surveys, 10(0), 51–68.

By: A. Alexanderian

Source: Crossref
Added: July 20, 2019

2013 journal article

Preconditioned Bayesian Regression for Stochastic Chemical Kinetics

Journal of Scientific Computing, 58(3), 592–626.

By: A. Alexanderian, F. Rizzi*, M. Rathinam*, O. Le Maître* & O. Knio

Source: Crossref
Added: July 20, 2019

2012 journal article

Global sensitivity analysis in an ocean general circulation model: a sparse spectral projection approach

Computational Geosciences, 16(3), 757–778.

By: A. Alexanderian, J. Winokur*, I. Sraj*, A. Srinivasan*, M. Iskandarani*, W. Thacker*, O. Knio

Source: Crossref
Added: July 20, 2019

2012 journal article

Homogenization, Symmetry, and Periodization in Diffusive Random Media

Acta Mathematica Scientia, 32(1), 129–154.

By: A. Alexanderian, M. Rathinam* & R. Rostamian*

Source: Crossref
Added: July 20, 2019

2012 journal article

Simplified CSP analysis of a stiff stochastic ODE system

Computer Methods in Applied Mechanics and Engineering, 217-220, 121–138.

By: M. Salloum*, A. Alexanderian, O. Le Maître*, H. Najm* & O. Knio

Source: Crossref
Added: July 20, 2019

2011 journal article

An age-structured model for the spread of epidemic cholera: Analysis and simulation

Nonlinear Analysis: Real World Applications, 12(6), 3483–3498.

By: A. Alexanderian, M. Gobbert*, K. Fister*, H. Gaff*, S. Lenhart* & E. Schaefer*

Source: Crossref
Added: July 20, 2019

2011 journal article

Multiscale Stochastic Preconditioners in Non-intrusive Spectral Projection

Journal of Scientific Computing, 50(2), 306–340.

By: A. Alexanderian, O. Le Maître, H. Najm*, M. Iskandarani* & O. Knio

Source: Crossref
Added: July 20, 2019

2010 journal article

Irreducibility of a Symmetry Group Implies Isotropy

Journal of Elasticity, 102(2), 151–174.

By: A. Alexanderian, M. Rathinam* & R. Rostamian*

Source: Crossref
Added: July 20, 2019

2009 journal article

JHelioviewer: Visualizing Large Sets of Solar Images Using JPEG 2000

Computing in Science & Engineering, 11(5), 38–47.

By: D. Muller*, B. Fleck*, G. Dimitoglou*, B. Caplins*, D. Amadigwe*, J. Ortiz*, B. Wamsler*, A. Alexanderian, V. Hughitt*, J. Ireland*

Source: Crossref
Added: July 20, 2019