Khachik Sargsyan

Publication Activity (10 Years)

Years Active: 2005-2023
Publications (10 Years): 14

Top Topics

Partial Differential Equations

Top Venues

J. Comput. Phys.

SIAM/ASA J. Uncertain. Quantification

Publications

Matthew S. Johnson, Maciej Gierada, Eric D. Hermes, David H. Bross, Khachik Sargsyan, Habib N. Najm, Judit Zádor
Pynta─An Automated Workflow for Calculation of Surface and Gas-Surface Kinetics. J. Chem. Inf. Model. 63 (16) (2023)
Andrew Rohskopf, C. Sievers, Nicholas Lubbers, Mary Alice Cusentnio, James Goff, Jan Janssen, Megan McCarthy, David Montes Oca de Zapiain, Svetoslav Nikolov, Khachik Sargsyan, Dionysios Sema, Ember Sikorski, Logan Williams, Aidan P. Thompson, Mitchell A. Wood
FitSNAP: Atomistic machine learning with LAMMPS. J. Open Source Softw. 8 (83) (2023)
Panagiotis Tsilifis, Xun Huan, Cosmin Safta, Khachik Sargsyan, Guilhem Lacaze, Joseph C. Oefelein, Habib N. Najm, Roger G. Ghanem
Compressive sensing adaptation for polynomial chaos expansions. J. Comput. Phys. 380 (2019)
Kevin Carlberg, Sofia Guzzetti, Mohammad Khalil, Khachik Sargsyan
The network uncertainty quantification method for propagating uncertainties in component-based systems. CoRR (2019)
Xun Huan, Cosmin Safta, Khachik Sargsyan, Zachary P. Vane, Guilhem Lacaze, Joseph C. Oefelein, Habib N. Najm
Compressive Sensing with Cross-Validation and Stop-Sampling for Sparse Polynomial Chaos Expansions. SIAM/ASA J. Uncertain. Quantification 6 (2) (2018)
Joseph P. Kenny, Khachik Sargsyan, Samuel Knight, George Michelogiannakis, Jeremiah J. Wilke
The Pitfalls of Provisioning Exascale Networks: A Trace Replay Analysis for Understanding Communication Performance. ISC (2018)
Francesco Rizzi, Karla Morris, Khachik Sargsyan, Paul Mycek, Cosmin Safta, Olivier P. Le Maître, Omar M. Knio, Bert J. Debusschere
Partial differential equations preconditioner resilient to soft and hard faults. Int. J. High Perform. Comput. Appl. 32 (5) (2018)
Francesco Rizzi, Karla Morris, Khachik Sargsyan, Paul Mycek, Cosmin Safta, Olivier P. Le Maître, Omar M. Knio, Bert J. Debusschere
Exploring the interplay of resilience and energy consumption for a task-based partial differential equations preconditioner. Parallel Comput. 73 (2018)
Xun Huan, Cosmin Safta, Khachik Sargsyan, Zachary P. Vane, Guilhem Lacaze, Joseph C. Oefelein, Habib N. Najm
Compressive Sensing with Cross-Validation and Stop-Sampling for Sparse Polynomial Chaos Expansions. CoRR (2017)
Paul Mycek, Francesco Rizzi, Olivier P. Le Maître, Khachik Sargsyan, Karla Morris, Cosmin Safta, Bert J. Debusschere, Omar M. Knio
Discrete A Priori Bounds for the Detection of Corrupted PDE Solutions in Exascale Computations. SIAM J. Sci. Comput. 39 (1) (2017)
Paul Mycek, Andres Contreras, Olivier P. Le Maître, Khachik Sargsyan, Francesco Rizzi, Karla Morris, Cosmin Safta, Bert J. Debusschere, Omar M. Knio
A resilient domain decomposition polynomial chaos solver for uncertain elliptic PDEs. Comput. Phys. Commun. 216 (2017)
Francesco Rizzi, Karla Morris, Khachik Sargsyan, Paul Mycek, Cosmin Safta, Bert J. Debusschere, Olivier P. Le Maître, Omar M. Knio
ULFM-MPI Implementation of a Resilient Task-Based Partial Differential Equations Preconditioner. FTXS@HPDC (2016)
Karla Morris, Francesco Rizzi, Khachik Sargsyan, Kathryn Dahlgren, Paul Mycek, Cosmin Safta, Olivier P. Le Maître, Omar M. Knio, Bert J. Debusschere
Scalability of Partial Differential Equations Preconditioner Resilient to Soft and Hard Faults. ISC (2016)
Karla Morris, Francesco Rizzi, Brendan Cook, Paul Mycek, Olivier P. Le Maître, Omar M. Knio, Khachik Sargsyan, Kathryn Dahlgren, Bert J. Debusschere
Performance Scaling Variability and Energy Analysis for a Resilient ULFM-based PDE Solver. ScalA@SC (2016)
Cosmin Safta, Khachik Sargsyan, Habib N. Najm, Kenny Chowdhary, Bert J. Debusschere, Laura Painton Swiler, Michael S. Eldred
Probabilistic Methods for Sensitivity Analysis and Calibration in the NASA Challenge Problem. J. Aerosp. Inf. Syst. 12 (1) (2015)
Maher Salloum, Khachik Sargsyan, Reese Jones, Habib N. Najm, Bert J. Debusschere
Quantifying Sampling Noise and Parametric Uncertainty in Atomistic-to-Continuum Simulations Using Surrogate Models. Multiscale Model. Simul. 13 (3) (2015)
Cosmin Safta, Khachik Sargsyan, Bert J. Debusschere, Habib N. Najm
Hybrid discrete/continuum algorithms for stochastic reaction networks. J. Comput. Phys. 281 (2015)
Khachik Sargsyan, Francesco Rizzi, Paul Mycek, Cosmin Safta, Karla Morris, Habib N. Najm, Olivier P. Le Maître, Omar M. Knio, Bert J. Debusschere
Fault Resilient Domain Decomposition Preconditioner for PDEs. SIAM J. Sci. Comput. 37 (5) (2015)
John D. Jakeman, Michael S. Eldred, Khachik Sargsyan
Enhancing ℓ1-minimization estimates of polynomial chaos expansions using basis selection. J. Comput. Phys. 289 (2015)
Francesco Rizzi, Karla Morris, Khachik Sargsyan, Paul Mycek, Cosmin Safta, Olivier P. Le Maître, Omar M. Knio, Bert J. Debusschere
Partial Differential Equations Preconditioner Resilient to Soft and Hard Faults. CLUSTER (2015)
Jaideep Ray, Zhangshuan Hou, Maoyi Huang, Khachik Sargsyan, Laura P. Swiler
Bayesian Calibration of the Community Land Model Using Surrogates. SIAM/ASA J. Uncertain. Quantification 3 (1) (2015)
John D. Jakeman, Michael S. Eldred, Khachik Sargsyan
-minimization estimates of polynomial chaos expansions using basis selection. CoRR (2014)
Jeremiah J. Wilke, Khachik Sargsyan, Joseph P. Kenny, Bert J. Debusschere, Habib N. Najm, Gilbert Hendry
Validation and Uncertainty Assessment of Extreme-Scale HPC Simulation through Bayesian Inference. Euro-Par (2013)
Khachik Sargsyan, Cosmin Safta, Bert J. Debusschere, Habib N. Najm
Multiparameter Spectral Representation of Noise-Induced Competence in Bacillus Subtilis. IEEE ACM Trans. Comput. Biol. Bioinform. 9 (6) (2012)
Khachik Sargsyan, Cosmin Safta, Bert J. Debusschere, Habib N. Najm
Uncertainty Quantification given Discontinuous Model Response and a Limited Number of Model Runs. SIAM J. Sci. Comput. 34 (1) (2012)
Francesco Rizzi, Habib N. Najm, Bert J. Debusschere, Khachik Sargsyan, Maher Salloum, Helgi Adalsteinsson, Omar M. Knio
Uncertainty Quantification in MD Simulations. Part II: Bayesian Inference of Force-Field Parameters. Multiscale Model. Simul. 10 (4) (2012)
Maher Salloum, Khachik Sargsyan, Reese Jones, Bert J. Debusschere, Habib N. Najm, Helgi Adalsteinsson
A Stochastic Multiscale Coupling Scheme to Account for Sampling Noise in Atomistic-to-Continuum Simulations. Multiscale Model. Simul. 10 (2) (2012)
Francesco Rizzi, Habib N. Najm, Bert J. Debusschere, Khachik Sargsyan, Maher Salloum, Helgi Adalsteinsson, Omar M. Knio
Uncertainty Quantification in MD Simulations. Part I: Forward Propagation. Multiscale Model. Simul. 10 (4) (2012)
Khachik Sargsyan, Bert J. Debusschere, Habib N. Najm, Olivier P. Le Maître
Spectral Representation and Reduced Order Modeling of the Dynamics of Stochastic Reaction Networks via Adaptive Data Partitioning. SIAM J. Sci. Comput. 31 (6) (2010)
Khachik Sargsyan, Cosmin Safta, Bert J. Debusschere, Habib N. Najm
Uncertainty Quantification in the Presence of Limited Climate Model Data with Discontinuities. ICDM Workshops (2009)
Charles R. Doering, Khachik Sargsyan, Leonard M. Sander
Extinction Times for Birth-Death Processes: Exact Results, Continuum Asymptotics, and the Failure of the Fokker-Planck Approximation. Multiscale Model. Simul. 3 (2) (2005)