Pasqua D’Ambra

Istituto per le Applicazioni del Calcolo Mauro Picone — Italy

Computer Science · Physical Sciences

13h-index498citations93works0.32yr avg
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Research Topics

Matrix Theory and Algorithms(24), Parallel Computing and Optimization Techniques(22), Advanced Numerical Methods in Computational Mathematics(19), Distributed and Parallel Computing Systems(14), Advanced Combustion Engine Technologies(9)

Publications93 total

Inexact Gauss Seidel and Coarse Solvers for AMG and s-step CG
arXiv (Cornell University)·2025Open Access
Parallel matching-based AMG preconditioners for elliptic equations discretized by IgA
arXiv (Cornell University)·2025Open Access
On the energy efficiency of sparse matrix computations on multi-GPU clusters
arXiv (Cornell University)·2025Open Access
Optimal polynomial smoothers for parallel AMG
Numerical Algorithms·2025Open Access
Communication-reduced Conjugate Gradient Variants for GPU-accelerated Clusters
2025
Communication-reduced Conjugate Gradient Variants for GPU-accelerated Clusters
arXiv (Cornell University)·2025Open Access
PSCToolkit: Solving Sparse Linear Systems with a Large Number of GPUs
Lecture notes in computational science and engineering·2025
The TEXTAROSSA Project: Cool all the Way Down to the Hardware
2024Open Access
PSCToolkit: solving sparse linear systems with a large number of GPUs
arXiv (Cornell University)·2024Open Access
Alya toward exascale: algorithmic scalability using PSCToolkit
The Journal of Supercomputing·2024· 3 citedOpen Access
Why diffusion‐based preconditioning of Richards equation works: Spectral analysis and computational experiments at very large scale
Numerical Linear Algebra with Applications·2023· 1 citedOpen Access
Automatic coarsening in Algebraic Multigrid utilizing quality measures for matching-based aggregations
Computers & Mathematics with Applications·2023· 3 citedOpen Access
A Multi-GPU Aggregation-Based AMG Preconditioner for Iterative Linear Solvers
IEEE Transactions on Parallel and Distributed Systems·2023· 7 citedOpen Access
Alya towards Exascale: Algorithmic Scalability using PSCToolkit
Research Square (Research Square)·2023· 1 citedOpen Access
Multi-GPU aggregation-based AMG preconditioner for iterative linear solvers
arXiv (Cornell University)·2023Open Access
AMG Preconditioners based on Parallel Hybrid Coarsening and Multi-objective Graph Matching
2023· 1 cited
Extending bootstrap AMG for clustering of attributed graphs
Applied Mathematics and Computation·2023· 1 citedOpen Access
Parallel Sparse Computation Toolkit
Software Impacts·2023· 5 citedOpen Access
Alya towards Exascale: Algorithmic Scalability using PSCToolkit
arXiv (Cornell University)·2022Open Access
Towards EXtreme scale technologies and accelerators for euROhpc hw/Sw supercomputing applications for exascale: The TEXTAROSSA approach
Microprocessors and Microsystems·2022· 8 citedOpen Access
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Frequent Co-authors

Salvatore Filippone(17), Daniela di Serafino(15), Mario Rosario Guarracino(6), Giulio Giunta(6), Fabio Durastante(5), Marco Danelutto(5), Massimo Bernaschi(5), Angelo Riccio(5), P. Belardini(5), Panayot S. Vassilevski(4), Domenico Talia(4), C. Bertoli(4), Stefania Corsaro(4), Alfredo Buttari(3), G. Barone(3), A. Murli(3), Raymond Namyst(3), Marco Lapegna(2), Dario Pasquini(2), Andrea Aprovitola(2)