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Disambiguation of "Ghattas, Omar"

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Discretely Exact Derivatives for Hyperbolic PDE-Constrained Optimization Problems Discretized by the Discontinuous Galerkin Method.

, , , and . J. Sci. Comput., 63 (1): 138-162 (2015)

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Suhail Ghattas

Fouad Ghattas

Michael Ghattas

Omar Ahmad-Omar

Nora Omar Mahmoud

 

Other publications of authors with the same name

Weighted BFBT Preconditioner for Stokes Flow Problems with Highly Heterogeneous Viscosity., , and . (2016)cite arxiv:1607.03936, Comment: To appear in SIAM Journal on Scientific Computing.Optimal Design of Truss Structures by Logic-Based Branch and Cut., , and . Operations Research, 49 (1): 42-51 (2001)Efficient geometric Markov chain Monte Carlo for nonlinear Bayesian inversion enabled by derivative-informed neural operators., , and . CoRR, (2024)Scalable systems software - From mesh generation to scientific visualization: an end-to-end approach to parallel supercomputing., , , , , , and . SC, page 91. ACM Press, (2006)Parallel geometric-algebraic multigrid on unstructured forests of octrees., , , , , and . SC, page 43. IEEE/ACM, (2012)Frontera: The Evolution of Leadership Computing at the National Science Foundation., , , , , and . PEARC, page 106-111. ACM, (2020)Hessian-Based Model Reduction for Large-Scale Data Assimilation Problems., , , , and . International Conference on Computational Science (1), volume 4487 of Lecture Notes in Computer Science, page 1010-1017. Springer, (2007)Weighted BFBT Preconditioner for Stokes Flow Problems with Highly Heterogeneous Viscosity, , and . (Jan 30, 2017)hIPPYlib-MUQ: A Bayesian Inference Software Framework for Integration of Data with Complex Predictive Models under Uncertainty., , , , , and . ACM Trans. Math. Softw., 49 (2): 17:1-17:31 (June 2023)Hierarchical Matrix Approximations of Hessians Arising in Inverse Problems Governed by PDEs., , , , , , , and . CoRR, (2020)