Stefano Zampini

Publication Activity (10 Years)

Years Active: 2010-2024
Publications (10 Years): 34

Top Topics

Inverse Problems

Missing Entries

Top Venues

SIAM J. Sci. Comput.

J. Comput. Phys.

Publications

Stefano Zampini, Umberto Zerbinati, George Turkiyyah, David E. Keyes
PETScML: Second-order solvers for training regression problems in Scientific Machine Learning. CoRR (2024)
Tommaso Bevilacqua, Franco Dassi, Stefano Zampini, Simone Scacchi
BDDC Preconditioners for Virtual Element Approximations of the Three-Dimensional Stokes Equations. SIAM J. Sci. Comput. 46 (1) (2024)
Stefano Zampini, Umberto Zerbinati, George Turkyyiah, David E. Keyes
PETScML: Second-Order Solvers for Training Regression Problems in Scientific Machine Learning. PASC (2024)
Wajih Halim Boukaram, Stefano Zampini, George Turkiyyah, David E. Keyes
Cholesky Factorization of Tile Low Rank Matrices on GPUs. PP (2024)
Richard Tran Mills, Mark F. Adams, Satish Balay, Jed Brown, Jacob Faibussowitsch, Toby Isaac, Matthew G. Knepley, Todd S. Munson, Hansol Suh, Stefano Zampini, Hong Zhang, Junchao Zhang
PETSc/TAO Developments for Early Exascale Systems. CoRR (2024)
Jacob Faibussowitsch, Mark F. Adams, Richard Tran Mills, Stefano Zampini, Junchao Zhang
Safe, Seamless, And Scalable Integration Of Asynchronous GPU Streams In PETSc. CoRR (2023)
Tommaso Bevilacqua, Franco Dassi, Stefano Zampini, Simone Scacchi
BDDC preconditioners for virtual element approximations of the three-dimensional Stokes equations. CoRR (2023)
Daniel Arndt, Wolfgang Bangerth, Maximilian Bergbauer, Marco Feder, Marc Fehling, Johannes Heinz, Timo Heister, Luca Heltai, Martin Kronbichler, Matthias Maier, Peter Munch, Jean-Paul Pelteret, Bruno Turcksin, David R. Wells, Stefano Zampini
The deal.II Library, Version 9.5. J. Num. Math. 31 (3) (2023)
Guido Parodi, Luca Oneto, Giulio Ferro, Stefano Zampini, Michela Robba, Davide Anguita, Andrea Coraddu
Physics Informed Data Driven Techniques for Power Flow Analysis. SSCI (2023)
Junchao Zhang, Jed Brown, Satish Balay, Jacob Faibussowitsch, Matthew G. Knepley, Oana Marin, Richard Tran Mills, Todd S. Munson, Barry F. Smith, Stefano Zampini
The PetscSF Scalable Communication Layer. IEEE Trans. Parallel Distributed Syst. 33 (4) (2022)
Stefano Zampini, Wajih Halim Boukaram, George Turkiyyah, Omar M. Knio, David E. Keyes
H2Opus: a distributed-memory multi-GPU software package for non-local operators. Adv. Comput. Math. 48 (3) (2022)
Richard Tran Mills, Mark F. Adams, Satish Balay, Jed Brown, Alp Dener, Matthew G. Knepley, Scott E. Kruger, Hannah Morgan, Todd S. Munson, Karl Rupp, Barry F. Smith, Stefano Zampini, Hong Zhang, Junchao Zhang
Toward performance-portable PETSc for GPU-based exascale systems. Parallel Comput. 108 (2021)
Wajih Bou Karam, Stefano Zampini, George Turkiyyah, David E. Keyes
H2OPUS-TLR: High Performance Tile Low Rank Symmetric Factorizations using Adaptive Randomized Approximation. CoRR (2021)
Junchao Zhang, Jed Brown, Satish Balay, Jacob Faibussowitsch, Matthew G. Knepley, Oana Marin, Richard Tran Mills, Todd S. Munson, Barry F. Smith, Stefano Zampini
The PetscSF Scalable Communication Layer. CoRR (2021)
Robert W. Anderson, Julian Andrej, Andrew T. Barker, Jamie A. Bramwell, Jean-Sylvain Camier, Jakub Cervený, Veselin Dobrev, Yohann Dudouit, Aaron Fisher, Tzanio V. Kolev, Will Pazner, Mark Stowell, Vladimir Z. Tomov, Ido Akkerman, Johann Dahm, David Medina, Stefano Zampini
MFEM: A modular finite element methods library. Comput. Math. Appl. 81 (2021)
Matteo Parsani, Radouan Boukharfane, Irving Reyna Nolasco, David C. Del Rey Fernández, Stefano Zampini, Bilel Hadri, Lisandro Dalcín
High-order accurate entropy-stable discontinuous collocated Galerkin methods with the summation-by-parts property for compressible CFD frameworks: Scalable SSDC algorithms and flow solver. J. Comput. Phys. 424 (2021)
Olof B. Widlund, Stefano Zampini, Simone Scacchi, Luca F. Pavarino
Block FETI-DP/BDDC preconditioners for mixed isogeometric discretizations of three-dimensional almost incompressible elasticity. Math. Comput. 90 (330) (2021)
Stefano Zampini, Wajih Halim Boukaram, George Turkiyyah, Omar M. Knio, David E. Keyes
H2Opus: A distributed-memory multi-GPU software package for non-local operators. CoRR (2021)
Pierre Jolivet, José E. Román, Stefano Zampini
KSPHPDDM and PCHPDDM: Extending PETSc with advanced Krylov methods and robust multilevel overlapping Schwarz preconditioners. Comput. Math. Appl. 84 (2021)
Richard Tran Mills, Mark F. Adams, Satish Balay, Jed Brown, Alp Dener, Matthew G. Knepley, Scott E. Kruger, Hannah Morgan, Todd S. Munson, Karl Rupp, Barry F. Smith, Stefano Zampini, Hong Zhang, Junchao Zhang
Toward Performance-Portable PETSc for GPU-based Exascale Systems. CoRR (2020)
Ilona Ambartsumyan, Wajih Halim Boukaram, Tan Bui-Thanh, Omar Ghattas, David E. Keyes, Georg Stadler, George Turkiyyah, Stefano Zampini
Hierarchical Matrix Approximations of Hessians Arising in Inverse Problems Governed by PDEs. SIAM J. Sci. Comput. 42 (5) (2020)
Ilona Ambartsumyan, Wajih Bou Karam, Tan Bui-Thanh, Omar Ghattas, David E. Keyes, Georg Stadler, George Turkiyyah, Stefano Zampini
Hierarchical Matrix Approximations of Hessians Arising in Inverse Problems Governed by PDEs. CoRR (2020)
Robert W. Anderson, Julian Andrej, Andrew T. Barker, Jamie A. Bramwell, Jean-Sylvain Camier, Jakub Cervený, Veselin Dobrev, Yohann Dudouit, Aaron Fisher, Tzanio V. Kolev, Will Pazner, Mark Stowell, Vladimir Z. Tomov, Johann Dahm, David Medina, Stefano Zampini
MFEM: a modular finite element methods library. CoRR (2019)
David C. Del Rey Fernández, Mark H. Carpenter, Lisandro Dalcín, Stefano Zampini, Matteo Parsani
Entropy Stable h/p-Nonconforming Discretization with the Summation-by-Parts Property for the Compressible Euler and Navier-Stokes Equations. CoRR (2019)
Lisandro Dalcín, Diego Rojas, Stefano Zampini, David C. Del Rey Fernández, Mark H. Carpenter, Matteo Parsani
Conservative and entropy stable solid wall boundary conditions for the compressible Navier-Stokes equations: Adiabatic wall and heat entropy transfer. J. Comput. Phys. 397 (2019)
Irving Reyna Nolasco, Lisandro Dalcín, David C. Del Rey Fernández, Stefano Zampini, Matteo Parsani
Optimized geometrical metrics satisfying free-stream preservation. CoRR (2019)
David C. Del Rey Fernández, Mark H. Carpenter, Lisandro Dalcín, L. Fredrich, Diego Rojas, Andrew R. Winters, Gregor J. Gassner, Stefano Zampini, Matteo Parsani
Entropy Stable p-Nonconforming Discretizations with the Summation-by-Parts Property for the Compressible Euler equations. CoRR (2019)
Gustavo Chávez, George Turkiyyah, Stefano Zampini, Hatem Ltaief, David E. Keyes
Accelerated Cyclic Reduction: A distributed-memory fast solver for structured linear systems. Parallel Comput. 74 (2018)
Duk-Soon Oh, Olof B. Widlund, Stefano Zampini, Clark R. Dohrmann
BDDC Algorithms with deluxe scaling and adaptive selection of primal constraints for Raviart-Thomas vector fields. Math. Comput. 87 (310) (2018)
Gustavo Chávez, George Turkiyyah, Stefano Zampini, David E. Keyes
Parallel accelerated cyclic reduction preconditioner for three-dimensional elliptic PDEs with variable coefficients. J. Comput. Appl. Math. 344 (2018)
Lourenço Beirão da Veiga, Luca F. Pavarino, Simone Scacchi, Olof B. Widlund, Stefano Zampini
Adaptive Selection of Primal Constraints for Isogeometric BDDC Deluxe Preconditioners. SIAM J. Sci. Comput. 39 (1) (2017)
Stefano Zampini, Xuemin Tu
Multilevel Balancing Domain Decomposition by Constraints Deluxe Algorithms with Adaptive Coarse Spaces for Flow in Porous Media. SIAM J. Sci. Comput. 39 (4) (2017)
Stefano Zampini
PCBDDC: A Class of Robust Dual-Primal Methods in PETSc. SIAM J. Sci. Comput. 38 (5) (2016)
Stefano Zampini, David E. Keyes
On the Robustness and Prospects of Adaptive BDDC Methods for Finite Element Discretizations of Elliptic PDEs with High-Contrast Coefficients. PASC (2016)
Lourenço Beirão da Veiga, Luca F. Pavarino, Simone Scacchi, Olof B. Widlund, Stefano Zampini
Isogeometric BDDC Preconditioners with Deluxe Scaling. SIAM J. Sci. Comput. 36 (3) (2014)
Stefano Zampini
Balancing Neumann-Neumann methods for the cardiac Bidomain model. Numerische Mathematik 123 (2) (2013)
Luca F. Pavarino, Olof B. Widlund, Stefano Zampini
BDDC Preconditioners for Spectral Element Discretizations of Almost Incompressible Elasticity in Three Dimensions. SIAM J. Sci. Comput. 32 (6) (2010)