Emil M. Constantinescu

70 papers C 1Misc 4Journal 54Unranked 11

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	Uncovering Physical Drivers of Dark Matter Halo Structures with Auxiliary-Variable-Guided Generative Models. CoRR Arkaprabha Ganguli, Anirban Samaddar, Florian Kéruzoré, Nesar Ramachandra, Julie Bessac, Sandeep Madireddy, Emil M. Constantinescu
2025	J	`jnl`	Distributional Sensitivity Analysis: Enabling Differentiability in Sample-Based Inference. CoRR Pi-Yueh Chuang, Ahmed Attia, Emil M. Constantinescu
2025	J	`jnl`	Enhancing Interpretability in Generative Modeling: Statistically Disentangled Latent Spaces Guided by Generative Factors in Scientific Datasets. CoRR Arkaprabha Ganguli, Nesar Ramachandra, Julie Bessac, Emil M. Constantinescu
2025	J	`jnl`	Enhancing interpretability in generative modeling: statistically disentangled latent spaces guided by generative factors in scientific datasets. Mach. Learn. Arkaprabha Ganguli, Nesar Ramachandra, Julie Bessac, Emil M. Constantinescu
2025	J	`jnl`	Improving the Predictability of the Madden-Julian Oscillation at Subseasonal Scales with Gaussian Process Models. CoRR Haoyuan Chen, Emil M. Constantinescu, Vishwas Rao, Cristiana Stan
2024	—	`conf`	Characterization and Optimization of the Fitting of Quantum Correlation Functions. HPEC Pi-Yueh Chuang, Niteya Shah, Patrick Barry, Ian Cloët, Emil M. Constantinescu, Nobuo Sato, Jianwei Qiu, Wu-chun Feng
2024	J	`jnl`	Data-Driven Estimation of Failure Probabilities in Correlated Structure-Preserving Stochastic Power System Models. CoRR Hongli Zhao, Tyler E. Maltba, Daniel Adrian Maldonado, Emil M. Constantinescu, Mihai Anitescu
2024	J	`jnl`	Scalable implicit solvers with dynamic mesh adaptation for a relativistic drift-kinetic Fokker-Planck-Boltzmann model. J. Comput. Phys. Johann Rudi, Max Heldman, Emil M. Constantinescu, Qi Tang, Xian-Zhu Tang
2023	J	`jnl`	Centralized calibration of power system dynamic models using variational data assimilation. CoRR Ahmed Attia, Daniel Adrian Maldonado, Emil M. Constantinescu, Mihai Anitescu
2023	J	`jnl`	Learning Subgrid-Scale Models in Discontinuous Galerkin Methods with Neural Ordinary Differential Equations for Compressible Navier-Stokes Equations. CoRR Shinhoo Kang, Emil M. Constantinescu
2023	J	`jnl`	Optimal checkpointing for adjoint multistage time-stepping schemes. J. Comput. Sci. Hong Zhang, Emil M. Constantinescu
2023	J	`jnl`	Scalable Implicit Solvers with Dynamic Mesh Adaptation for a Relativistic Drift-Kinetic Fokker-Planck-Boltzmann Model. CoRR Johann Rudi, Max Heldman, Emil M. Constantinescu, Qi Tang, Xian-Zhu Tang
2022	—	`conf`	A Novel Continuum Approximation to Power System Electromechanical Dynamics. ISGT Sheng Lei, Daniel A. Maldonado, Emil M. Constantinescu, Junbo Zhao, Somayeh Yarahmadi, Lamine Mili, Mihai Anitescu
2022	J	`jnl`	A Scalable Space-Time Domain Decomposition Approach for Solving Large Scale Nonlinear Regularized Inverse Ill Posed Problems in 4D Variational Data Assimilation. J. Sci. Comput. Luisa D'Amore, Emil M. Constantinescu, Luisa Carracciuolo
2022	J	`jnl`	A scalable space-time domain decomposition approach for solving large-scale nonlinear regularized inverse ill-posed problems in 4D variational data assimilation. CoRR Luisa D'Amore, Emil M. Constantinescu, Luisa Carracciuolo
2022	J	`jnl`	Entropy-Preserving and Entropy-Stable Relaxation IMEX and Multirate Time-Stepping Methods. J. Sci. Comput. Shinhoo Kang, Emil M. Constantinescu
2022	J	`jnl`	GPU-Accelerated WENO Schemes for DNS of Compressible Turbulent Flows. CoRR Youngdae Kim, Debojyoti Ghosh, Emil M. Constantinescu, Ramesh Balakrishnan
2022	J	`jnl`	Implicit extensions of an explicit multirate Runge-Kutta scheme. Appl. Math. Lett. Emil M. Constantinescu
2022	J	`jnl`	Learning Subgrid-scale Models with Neural Ordinary Differential Equations. CoRR Shinhoo Kang, Emil M. Constantinescu
2022	J	`jnl`	Multirate Partitioned Runge-Kutta Methods for Coupled Navier-Stokes Equations. CoRR Shinhoo Kang, Alp Dener, Aidan Hamilton, Hong Zhang, Emil M. Constantinescu, Robert L. Jacob
2022	J	`jnl`	Optimal Experimental Design for Inverse Problems in the Presence of Observation Correlations. SIAM J. Sci. Comput. Ahmed Attia, Emil M. Constantinescu
2022	J	`jnl`	PETSc TSAdjoint: A Discrete Adjoint ODE Solver for First-Order and Second-Order Sensitivity Analysis. SIAM J. Sci. Comput. Hong Zhang, Emil M. Constantinescu, Barry F. Smith
2022	J	`jnl`	Stability Analysis of Coupled Advection-Diffusion Models with Bulk Interface Condition. J. Sci. Comput. Hong Zhang, Zhengyu Liu, Emil M. Constantinescu, Robert L. Jacob
2021	J	`jnl`	Entropy-Preserving and Entropy-Stable Relaxation IMEX and Multirate Time-Stepping Methods. CoRR Shinhoo Kang, Emil M. Constantinescu
2021	J	`jnl`	Implicit Extensions of an Explicit Multirate Runge-Kutta Scheme. CoRR Emil M. Constantinescu
2021	J	`jnl`	Mass-Conserving Implicit-Explicit Methods for Coupled Compressible Navier-Stokes Equations. CoRR Shinhoo Kang, Emil M. Constantinescu, Hong Zhang, Robert L. Jacob
2021	J	`jnl`	Optimal Checkpointing for Adjoint Multistage Time-Stepping Schemes. CoRR Hong Zhang, Emil M. Constantinescu
2021	—	`conf`	Revolve-Based Adjoint Checkpointing for Multistage Time Integration. ICCS (1) Hong Zhang, Emil M. Constantinescu
2020	—	`conf`	A Machine-Learning-Based Importance Sampling Method to Compute Rare Event Probabilities. ICCS (6) Vishwas Rao, Romit Maulik, Emil M. Constantinescu, Mihai Anitescu
2020	J	`jnl`	A scalable matrix-free spectral element approach for unsteady PDE constrained optimization using PETSc/TAO. J. Comput. Sci. Oana Marin, Emil M. Constantinescu, Barry Smith
2020	J	`jnl`	Probabilistic analysis of masked loads with aggregated photovoltaic production. CoRR Shaohui Liu, Daniel Adrian Maldonado, Emil M. Constantinescu
2020	J	`jnl`	Stability Analysis of Interface Conditions for Ocean-Atmosphere Coupling. J. Sci. Comput. Hong Zhang, Zhengyu Liu, Emil M. Constantinescu, Robert L. Jacob
2020	J	`jnl`	Statistical Treatment of Inverse Problems Constrained by Differential Equations-Based Models with Stochastic Terms. SIAM/ASA J. Uncertain. Quantification Emil M. Constantinescu, Noémi Petra, Julie Bessac, Cosmin G. Petra
2019	J	`jnl`	Acceleration of the IMplicit-EXplicit nonhydrostatic unified model of the atmosphere on manycore processors. Int. J. High Perform. Comput. Appl. Daniel S. Abdi, Francis X. Giraldo, Emil M. Constantinescu, Lester E. Carr, Lucas C. Wilcox, Timothy C. Warburton
2019	J	`jnl`	Extreme-Scale Stochastic Particle Tracing for Uncertain Unsteady Flow Visualization and Analysis. IEEE Trans. Vis. Comput. Graph. Hanqi Guo, Wenbin He, Sangmin Seo, Han-Wei Shen, Emil M. Constantinescu, Chunhui Liu, Tom Peterka
2019	J	`jnl`	Global Sensitivity Analysis for Statistical Model Parameters. SIAM/ASA J. Uncertain. Quantification Joseph L. Hart, Julie Bessac, Emil M. Constantinescu
2019	J	`jnl`	PETSc TSAdjoint: a discrete adjoint ODE solver for first-order and second-order sensitivity analysis. CoRR Hong Zhang, Emil M. Constantinescu, Barry F. Smith
2019	J	`jnl`	Stability Analysis of Interface Conditions for Ocean-Atmosphere Coupling. CoRR Hong Zhang, Zhengyu Liu, Emil M. Constantinescu, Robert L. Jacob
2018	J	`jnl`	A PETSc parallel-in-time solver based on MGRIT algorithm. Concurr. Comput. Pract. Exp. Valeria Mele, Emil M. Constantinescu, Luisa Carracciuolo, Luisa D'Amore
2018	J	`jnl`	An Optimal Experimental Design Framework for Adaptive Inflation and Covariance Localization for Ensemble Filters. CoRR Ahmed Attia, Emil M. Constantinescu
2018	J	`jnl`	Generalizing global error estimation for ordinary differential equations by using coupled time-stepping methods. J. Comput. Appl. Math. Emil M. Constantinescu
2018	—	`conf`	Performance Evaluation for a PETSc Parallel-in-Time Solver Based on the MGRIT Algorithm. Euro-Par Workshops Valeria Mele, Diego Romano, Emil M. Constantinescu, Luisa Carracciuolo, Luisa D'Amore
2018	J	`jnl`	Validation of a PETSc based software implementing a 4DVAR Data Assimilation algorithm: a case study related with an Oceanic Model based on Shallow Water equation. CoRR Luisa Carracciuolo, Emil M. Constantinescu, Luisa D'Amore
2017	—	`conf`	Computing Just What You Need: Online Data Analysis and Reduction at Extreme Scales. Euro-Par Ian T. Foster, Mark Ainsworth, Bryce Allen, Julie Bessac, Franck Cappello, Jong Youl Choi, Emil M. Constantinescu, Philip E. Davis, Sheng Di, Zichao Wendy Di, Hanqi Guo, Scott Klasky, Kerstin Kleese van Dam, Tahsin M. Kurç, Qing Liu, Abid Malik, Kshitij Mehta, Klaus Mueller, Todd S. Munson, George Ostrouchov, Manish Parashar, Tom Peterka, Line Pouchard, Dingwen Tao, Ozan Tugluk, Stefan M. Wild, Matthew Wolf, Justin M. Wozniak, Wei Xu, Shinjae Yoo
2017	C	`conf`	Detection of Silent Data Corruption in Adaptive Numerical Integration Solvers. CLUSTER Pierre-Louis Guhur, Emil M. Constantinescu, Debojyoti Ghosh, Tom Peterka, Franck Cappello
2017	J	`jnl`	Discrete Adjoint Sensitivity Analysis of Hybrid Dynamical Systems With Switching. IEEE Trans. Circuits Syst. I Regul. Pap. Hong Zhang, Shrirang Abhyankar, Emil M. Constantinescu, Mihai Anitescu
2017	J	`jnl`	Parallel Dynamics Simulation Using a Krylov-Schwarz Linear Solution Scheme. IEEE Trans. Smart Grid Shrirang Abhyankar, Emil M. Constantinescu, Barry F. Smith, Alexander J. Flueck, Daniel A. Maldonado
2017	—	`conf`	Understanding and Improving the Trust in Results of Numerical Simulations and Scientific Data Analytics. Euro-Par Workshops Franck Cappello, Rinku Gupta, Sheng Di, Emil M. Constantinescu, Thomas Peterka, Stefan M. Wild
2016	—	`conf`	Lightweight and Accurate Silent Data Corruption Detection in Ordinary Differential Equation Solvers. Euro-Par Pierre-Louis Guhur, Hong Zhang, Tom Peterka, Emil M. Constantinescu, Franck Cappello
2016	J	`jnl`	Semi-implicit Time Integration of Atmospheric Flows with Characteristic-Based Flux Partitioning. SIAM J. Sci. Comput. Debojyoti Ghosh, Emil M. Constantinescu
2015	J	`jnl`	Efficient Implementation of Nonlinear Compact Schemes on Massively Parallel Platforms. SIAM J. Sci. Comput. Debojyoti Ghosh, Emil M. Constantinescu, Jed Brown
2015	J	`jnl`	Probabilistic Density Function Method for Stochastic ODEs of Power Systems with Uncertain Power Input. SIAM/ASA J. Uncertain. Quantification Peng Wang, David A. Barajas-Solano, Emil M. Constantinescu, Shrirang Abhyankar, Debojyoti Ghosh, Barry F. Smith, Zhenyu Huang, Alexandre M. Tartakovsky
2015	J	`jnl`	Semi-Implicit Time Integration of Atmospheric Flows with Characteristic-Based Flux Partitioning. CoRR Debojyoti Ghosh, Emil M. Constantinescu
2014	J	`jnl`	A Low-Memory Approach for Best-State Estimation of Hidden Markov Models with Model Error. SIAM J. Numer. Anal. Mihai Anitescu, Xiaoyan Zeng, Emil M. Constantinescu
2013	—	`conf`	Evaluation of overlapping restricted additive schwarz preconditioning for parallel solution of very large power flow problems. HiPCNA-PG@SC Shrirang Abhyankar, Barry Smith, Emil M. Constantinescu
2013	J	`jnl`	Extrapolated Multirate Methods for Differential Equations with Multiple Time Scales. J. Sci. Comput. Emil M. Constantinescu, Adrian Sandu
2013	J	`jnl`	Implicit-Explicit Formulations of a Three-Dimensional Nonhydrostatic Unified Model of the Atmosphere (NUMA). SIAM J. Sci. Comput. Francis X. Giraldo, James F. Kelly, Emil M. Constantinescu
2013	J	`jnl`	Multiphysics simulations: Challenges and opportunities. Int. J. High Perform. Comput. Appl. David E. Keyes, Lois C. McInnes, Carol S. Woodward, William Gropp, Eric Myra, Michael Pernice, John B. Bell, Jed Brown, Alain Clo, Jeffrey M. Connors, Emil M. Constantinescu, Donald J. Estep, Kate Evans, Charbel Farhat, Ammar Hakim, Glenn Hammond, Glen Hansen, Judith C. Hill, Tobin Isaac, Xiangmin Jiao, Kirk E. Jordan, Dinesh K. Kaushik, Efthimios Kaxiras, Alice E. Koniges, Kihwan Lee, Aaron Lott, Qiming Lu, John Magerlein, Reed Maxwell, Michael McCourt, Miriam Mehl, Roger P. Pawlowski, Amanda Peters Randles, Daniel R. Reynolds, Beatrice Riviere, Ulrich Rüde, Timothy D. Scheibe, John N. Shadid, Brendan Sheehan, Mark S. Shephard, Andrew R. Siegel, Barry Smith, Xianzhu Tang, Cian Wilson, Barbara I. Wohlmuth
2011	—	`conf`	Efficient Computation of Observation Impact in 4D-Var Data Assimilation. WoCoUQ Alexandru Cioaca, Adrian Sandu, Eric de Sturler, Emil M. Constantinescu
2010	J	`jnl`	Extrapolated Implicit-Explicit Time Stepping. SIAM J. Sci. Comput. Emil M. Constantinescu, Adrian Sandu
2010	J	`jnl`	Optimal Explicit Strong-Stability-Preserving General Linear Methods. SIAM J. Sci. Comput. Emil M. Constantinescu, Adrian Sandu
2009	—	`conf`	Explicit Time Stepping Methods with High Stage Order and Monotonicity Properties. ICCS (2) Emil M. Constantinescu, Adrian Sandu
2009	J	`jnl`	Multirate Explicit Adams Methods for Time Integration of Conservation Laws. J. Sci. Comput. Adrian Sandu, Emil M. Constantinescu
2009	J	`jnl`	On the order of general linear methods. Appl. Math. Lett. Emil M. Constantinescu
2008	J	`jnl`	Predicting air quality: Improvements through advanced methods to integrate models and measurements. J. Comput. Phys. Gregory R. Carmichael, Adrian Sandu, Tianfeng Chai, Dacian N. Daescu, Emil M. Constantinescu, Youhua Tang
2007	Misc	`conf`	Localized Ensemble Kalman Dynamic Data Assimilation for Atmospheric Chemistry. International Conference on Computational Science (1) Adrian Sandu, Emil M. Constantinescu, Gregory R. Carmichael, Tianfeng Chai, John H. Seinfeld, Dacian N. Daescu
2007	J	`jnl`	Multirate Timestepping Methods for Hyperbolic Conservation Laws. J. Sci. Comput. Emil M. Constantinescu, Adrian Sandu
2005	Misc	`conf`	Ensemble-Based Data Assimilation for Atmospheric Chemical Transport Models. International Conference on Computational Science (2) Adrian Sandu, Emil M. Constantinescu, Wenyuan Liao, Gregory R. Carmichael, Tianfeng Chai, John H. Seinfeld, Dacian N. Daescu
2005	Misc	`conf`	On Adaptive Mesh Refinement for Atmospheric Pollution Models. International Conference on Computational Science (2) Emil M. Constantinescu, Adrian Sandu
2004	Misc	`conf`	Adaptive resolution modeling of regional air quality. SAC Chaitanya Belwal, Adrian Sandu, Emil M. Constantinescu