Výsledky vyhledávání - Parallel numerical computation

PARALLEL NUMERICAL COMPUTATION: A COMPARATIVE STUDY ON CPU-GPU PERFORMANCE IN PI DIGITS COMPUTATION

Autoři: Yozef Tjandra Sanga Lawalat

Zdroj: Pilar Nusa Mandiri, Vol 18, Iss 2, Pp 93-100 (2022)

Témata: parallel numerical method, parallel computing, Electronic computers. Computer science, gpu, bbp formula, cpu-gpu comparison, QA75.5-76.95

Přístupová URL adresa: https://doaj.org/article/95c7a0aeb5624294872397c1a40c978e

Parallel-in-Time Preconditioner for the Time Spectral Methods: Parallel-in-time preconditioner for the time spectral methods

Autoři: Changyang Tang Shu-Lin Wu Tao Zhou a další

Zdroj: Journal of Scientific Computing. 103

Témata: diagonalization-based techinique, parallel-in-time preconditioner, Parallel numerical computation, GMRES, time spectral method, spectral analysis, Spectral, collocation and related methods for initial value and initial-boundary value problems involving PDEs

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/8036983
https://doi.org/10.1007/s10915-025-02899-w

Matrix-Free Parallel Scalable Multilevel Deflation Preconditioning for Heterogeneous Time-Harmonic Wave Problems: Matrix-free parallel scalable multilevel deflation preconditioning for heterogeneous time-harmonic wave problems

Autoři: Jinqiang Chen Vandana Dwarka Cornelis Vuik

Zdroj: Journal of Scientific Computing. 102

Témata: Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation, parallel computing, 65F08, 65Y05, 35J05, Parallel numerical computation, Numerical Analysis (math.NA), CSLP, G.1.0, FOS: Mathematics, scalable, Preconditioners for iterative methods, Helmholtz equation, Mathematics - Numerical Analysis, deflation, matrix-free

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2412.04980

Communication Avoiding Block Low-Rank Parallel Multifrontal Triangular Solve with Many Right-Hand Sides: Communication avoiding block low-rank parallel multifrontal triangular solve with many right-hand sides

Autoři: Amestoy, Patrick Boiteau, Olivier Buttari, Alfredo a další

Přispěvatelé: Amestoy, Patrick Boiteau, Olivier Buttari, Alfredo a další

Zdroj: SIAM Journal on Matrix Analysis and Applications. 45:148-166

Témata: block low-rank matrices, linear systems, Numerical methods for low-rank matrix approximation, matrix compression, [MATH] Mathematics [math], Parallel numerical computation, [INFO] Computer Science [cs], Direct numerical methods for linear systems and matrix inversion, communication avoiding algorithms, Computational methods for sparse matrices, LU factorization, low-rank approximations, numerical linear algebra, data sparse matrices, [INFO]Computer Science [cs], triangular solve, [MATH]Mathematics [math]

Popis souboru: application/xml; application/pdf

Přístupová URL adresa: https://zbmath.org/7791523
https://doi.org/10.1137/23m1568600
https://hal.science/hal-04082415v1/document
https://doi.org/10.1137/23m1568600
https://hal.science/hal-04082415v1

Numerical Study for the Three-Dimensional Rayleigh–Taylor Instability through the TVD/AC Scheme and Parallel Computation: Numerical study for the three-dimensional Rayleigh-Taylor instability through the TVD/AC scheme and parallel computation

Autoři: James Glimm Xiaolin Li B.X. Jin

Zdroj: Journal of Computational Physics. 126:343-355

Témata: second-order scheme, artificial compression, Hydrodynamic stability, evolution of single bubble, 0103 physical sciences, three-dimensional bubble merger, Parallel numerical computation, nonlinear mode-mode interaction, 01 natural sciences, Finite difference methods applied to problems in fluid mechanics, Interfacial stability and instability in hydrodynamic stability

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/937210
https://doi.org/10.1006/jcph.1996.0142
https://www.sciencedirect.com/science/article/pii/S0021999196901424
https://core.ac.uk/display/24321610
http://ui.adsabs.harvard.edu/abs/1996JCoPh.126..343L/abstract

Oracle computations in parallel numerical linear algebra

Autoři: B. CODENOTTI LEONCINI, Mauro G. RESTA a další

Přispěvatelé: B. CODENOTTI LEONCINI, Mauro G. RESTA a další

Zdroj: Theoretical Computer Science. 127:99-121

Témata: Other matrix algorithms, parallel algorithms, reduction algorithms, parallel-time complexity, Parallel numerical computation, 0102 computer and information sciences, 02 engineering and technology, reducibility, models of computation, parallel linear algebraic algorithms, 01 natural sciences, Theoretical Computer Science, Complexity and performance of numerical algorithms, oracle computations, 0202 electrical engineering, electronic engineering, information engineering, Computer Science(all)

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/567718
https://doi.org/10.1016/0304-3975(94)90102-3
https://core.ac.uk/display/53966556
https://dblp.uni-trier.de/db/journals/tcs/tcs127.html#CodenottiLR94
https://www.sciencedirect.com/science/article/pii/0304397594901023
https://www.sciencedirect.com/science/article/abs/pii/0304397594901023
https://hdl.handle.net/11380/454049

PARALLEL NUMERICAL COMPUTATION: A COMPARATIVE STUDY ON CPU-GPU PERFORMANCE IN PI DIGITS COMPUTATION

Autoři: Tjandra, Yozef Lawalat, Sanga

Zdroj: Jurnal Pilar Nusa Mandiri; Vol. 18 No. 2 (2022): Pilar Nusa Mandiri : Journal of Computing and Information System Publishing Period for September 2022; 93-100 ; 2527-6514 ; 1978-1946 ; 10.33480/pilar.v18i2

Témata: GPU, parallel computing, BBP formula, CPU-GPU comparison, parallel numerical method

Popis souboru: application/pdf

Relation: https://ejournal.nusamandiri.ac.id/index.php/pilar/article/view/3291/950; https://ejournal.nusamandiri.ac.id/index.php/pilar/article/view/3291

Dostupnost: https://ejournal.nusamandiri.ac.id/index.php/pilar/article/view/3291

Efficient Partition-of-Unity Radial-Basis-Function Interpolation for Coupled Problems: Efficient partition-of-unity radial-basis-function interpolation for coupled problems

Autoři: David Schneider Benjamin Uekermann

Zdroj: SIAM Journal on Scientific Computing. 47:B558-B582

Témata: partition-of-unity, Algorithms for approximation of functions, data mapping, radial-basis functions, Numerical interpolation, math software, high-performance computing, multiphysics coupling, Parallel numerical computation

Popis souboru: application/xml

CPAFT: A consistent parallel advancing front technique for unstructured triangular/tetrahedral mesh generation: CPAFT: a consistent parallel advancing front technique for unstructured triangular/tetrahedral mesh generation

Autoři: Chengdi Ma Jizu Huang Hao Luo a další

Zdroj: Computer Physics Communications. 310:109535

Témata: Computational Geometry (cs.CG), FOS: Computer and information sciences, Multigrid methods, domain decomposition for boundary value problems involving PDEs, 65M50, 65M55, 68W10, parallel computing, Parallel numerical computation, advancing front technique, Numerical Analysis (math.NA), maximal independent set, Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs, domain decomposition, FOS: Mathematics, Computer Science - Computational Geometry, unstructured triangular/tetrahedral mesh generation, Mathematics - Numerical Analysis

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2405.20618
https://zbmath.org/8020990
https://doi.org/10.1016/j.cpc.2025.109535

Optimizing Coarse Propagators in Parareal Algorithms: Optimizing coarse propagators in parareal algorithms

Autoři: Bangti Jin Qingle Lin Zhi Zhou

Zdroj: SIAM Journal on Scientific Computing. 47:A735-A761

Témata: Method of lines for initial value and initial-boundary value problems involving PDEs, convergence factor, single step integrator, Parallel numerical computation, Numerical Analysis (math.NA), Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, Multistep, Runge-Kutta and extrapolation methods for ordinary differential equations, Error bounds for initial value and initial-boundary value problems involving PDEs, parareal algorithm, Finite difference methods for initial value and initial-boundary value problems involving PDEs, FOS: Mathematics, Mathematics - Numerical Analysis, Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, parabolic problems

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2311.15320
https://zbmath.org/8010023
https://doi.org/10.1137/23m1619733

A Selectively Relaxed Splitting Preconditioning Strategy for the Flux-Limited Multi-Group Radiation Diffusion Equations in Three Dimensions: A selectively relaxed splitting preconditioning strategy for the flux-limited multi-group radiation diffusion equations in three dimensions

Autoři: Yue, Xiaoqiang Zhang, Chenxi Chen, Chunyan a další

Zdroj: East Asian Journal on Applied Mathematics. 15:113-137

Témata: radiation diffusion equation, algebraic multigrid, parallel computing, Numerical methods for partial differential equations, boundary value problems, Preconditioners for iterative methods, Parallel numerical computation, selective relaxation, matrix splitting preconditioner

Popis souboru: application/xml

Parallel numerical computation of mixed convection in a square enclosure with multiple heat sources on Anucluster: Mixed convection in a square cavity

Autoři: Mohit Nigam Parul Sharma Priti Kumari a další

Zdroj: International Journal of Advances in Engineering Sciences and Applied Mathematics. 7:96-105

Témata: 0203 mechanical engineering, 0103 physical sciences, 02 engineering and technology, 7. Clean energy, 01 natural sciences

Přístupová URL adresa: https://link.springer.com/content/pdf/10.1007%2Fs12572-015-0131-4.pdf
https://link.springer.com/article/10.1007/s12572-015-0131-4
https://link.springer.com/article/10.1007/s12572-015-0131-4/fulltext.html

A parallel domain decomposition-based implicit finite volume lattice Boltzmann method for incompressible thermal convection flows on unstructured grids

Autoři: Lei Xu Rongliang Chen Linyan Gu a další

Zdroj: Journal of Computational and Applied Mathematics. 465:116578

Témata: Free convection, implicit backward Euler temporal scheme, concentric annulus flow, Particle methods and lattice-gas methods, Diffusive and convective heat and mass transfer, heat flow, Finite volume methods applied to problems in fluid mechanics, Parallel numerical computation, preconditioned Newton-Krylov algorithm, cavity flow

Popis souboru: application/xml

Hierarchical subspace evolution method for super large parallel computing: A linear solver and an eigensolver as examples: Hierarchical subspace evolution method for super large parallel computing: a linear solver and an eigensolver as examples

Autoři: Hui Xu Bin Liu

Zdroj: International Journal for Numerical Methods in Engineering. 124:5-39

Témata: Numerical computation of eigenvalues and eigenvectors of matrices, hierarchical subspace evolution method, Iterative numerical methods for linear systems, Numerical solutions to overdetermined systems, pseudoinverses, parallel computing, Parallel numerical computation, 0101 mathematics, linear solver, 01 natural sciences, eigensolver

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/7769198
https://doi.org/10.1002/nme.7100

A Distributed Block Chebyshev-Davidson Algorithm for Parallel Spectral Clustering: A distributed block Chebyshev-Davidson algorithm for parallel spectral clustering

Autoři: Qiyuan Pang Haizhao Yang

Zdroj: Journal of Scientific Computing. 98

Témata: Numerical computation of eigenvalues and eigenvectors of matrices, FOS: Computer and information sciences, spectral clustering, Computer Science - Machine Learning, parallel computing, Parallel numerical computation, Numerical Analysis (math.NA), 01 natural sciences, spectral analysis, sparse symmetric matrices, Machine Learning (cs.LG), Computational methods for sparse matrices, Computer Science - Distributed, Parallel, and Cluster Computing, 0103 physical sciences, FOS: Mathematics, Preconditioners for iterative methods, Mathematics - Numerical Analysis, Distributed, Parallel, and Cluster Computing (cs.DC), 0101 mathematics

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2212.04443
https://zbmath.org/7812553
https://doi.org/10.1007/s10915-024-02455-y

New Time Domain Decomposition Methods for Parabolic Optimal Control Problems II: Neumann–Neumann Algorithms: New time domain decomposition methods for parabolic optimal control problems. II: Neumann-Neumann algorithms

Autoři: Martin J. Gander Liu-Di Lu

Zdroj: SIAM Journal on Numerical Analysis. 62:2588-2610

Témata: Finite difference methods for boundary value problems involving PDEs, Controllability, parallel in time, time domain decomposition, 65M12, 65M55, 65Y05, Parallel numerical computation, parabolic optimal control problems, Numerical Analysis (math.NA), PDE constrained optimization (numerical aspects), 01 natural sciences, convergence analysis, Neumann-Neumann algorithm, Multigrid methods, domain decomposition for initial value and initial-boundary value problems involving PDEs, Optimization and Control (math.OC), Approximation by arbitrary linear expressions, Finite difference methods for initial value and initial-boundary value problems involving PDEs, 0103 physical sciences, FOS: Mathematics, Mathematics - Numerical Analysis, 0101 mathematics, Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs, Mathematics - Optimization and Control

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2401.15522
https://zbmath.org/7957568
https://doi.org/10.1137/24m1634424

A time-parallel multiple-shooting method for large-scale quantum optimal control

Autoři: N. Anders Petersson Stefanie Günther Seung Whan Chung

Zdroj: Journal of Computational Physics. 524:113712

Témata: Numerical optimization and variational techniques, Quantum Physics, parallel in time, FOS: Physical sciences, Quantum control, MPI, Parallel numerical computation, Mathematical Physics (math-ph), multiple-shooting, Quantum Physics (quant-ph), Mathematical Physics, quantum optimal control

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2407.13950

A Multigrid Reduction Framework for Domains with Symmetries: A multigrid reduction framework for domains with symmetries

Autoři: Alsalti Baldellou, Àdel Janna, Carlo Álvarez Farré, Xavier a další

Zdroj: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)

Témata: Àrees temàtiques de la UPC::Enginyeria mecànica::Mecànica de fluids, FOS: Computer and information sciences, Àrees temàtiques de la UPC::Física::Termodinàmica, Multigrid methods, domain decomposition for boundary value problems involving PDEs, Spatial symmetries, spatial symmetries, Navier-Stokes equations for incompressible viscous fluids, Parallel numerical computation, Numerical Analysis (math.NA), Computational methods for sparse matrices, Poisson's equation, Computer Science - Distributed, Parallel, and Cluster Computing, AMG, multigrid reduction, FOS: Mathematics, Multigrid reduction, Preconditioners for iterative methods, SpMM, Mathematics - Numerical Analysis, Distributed, Parallel, and Cluster Computing (cs.DC), 65F08, 65F50, 65N55, 65Y05

Popis souboru: application/pdf; application/xml

Přístupová URL adresa: http://arxiv.org/abs/2407.05930
https://hdl.handle.net/11577/3552922
https://doi.org/10.1137/24M1638513

Hybrid Numerical Solvers for Massively Parallel Eigenvalue Computations and Their Benchmark with Electronic Structure Calculations

Autoři: Hiroto Imachi Takeo Hoshi

Zdroj: Journal of Information Processing. 2016, 24(1):164

Parallel computation of viscous incompressible flows using Godunov-projection method on overlapping grids

Autoři: Murali Damodaran H. Pan

Zdroj: Computational Fluid and Solid Mechanics ISBN: 9780080439440

Témata: projection method, numerical simulation, 4. Education, Navier-Stokes equations for incompressible viscous fluids, 0103 physical sciences, Parallel numerical computation, overlapping grid, parallel computation, unsteady flow, 01 natural sciences, Finite difference methods applied to problems in fluid mechanics, viscous flow

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/1868335
https://doi.org/10.1002/fld.339
https://www.onlinelibrary.wiley.com/doi/10.1002/fld.339
http://onlinelibrary.wiley.com/doi/10.1002/fld.339/abstract
http://ui.adsabs.harvard.edu/abs/2002IJNMF..39..441P/abstract