Suchergebnisse - Approximate inverse matrix algorithms

Improved Iterative Inverse Matrix Approximation Algorithm for Zero Forcing Precoding in Large Antenna Arrays

Autoren: Aral Ertug Zorkun Miguel Alejandro Salas-Natera Ramon Martinez Rodriguez-Osorio

Quelle: IEEE Access, Vol 10, Pp 100964-100975 (2022)

Schlagwörter: Adaptive antenna system, approximate matrix inversion, iterative algorithms, massive MIMO, ZF~precoding, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

Dateibeschreibung: electronic resource

Relation: https://ieeexplore.ieee.org/document/9895446/; https://doaj.org/toc/2169-3536

Zugangs-URL: https://doaj.org/article/8610d12bc893448fb51ed339aea2b9d9

Architecture-aware sparse patterns to accelerate inverse preconditioning

Autoren: Laut Turón, Sergi

Weitere Verfasser: University/Department: Universitat Politècnica de Catalunya. Departament d'Arquitectura de Computadors

Thesis Advisors: Casas, Marc, Borrell Pol, Ricard, Ayguadé Parra, Eduard

Quelle: TDX (Tesis Doctorals en Xarxa)

Schlagwörter: Linear Algebra, Conjugate Gradient, Generalized Minimal Residual Method, Preconditioners, FSAI, SAI, SpMV, CPU, GPU, Cache, Memory Coalescing, Àrees temàtiques de la UPC::Informàtica, 004 - Informàtica

Dateibeschreibung: application/pdf

Zugangs-URL: http://hdl.handle.net/10803/694807
https://dx.doi.org/10.5821/dissertation-2117-433647

Algorithms for high performance computing applied to simulation of ensembles of nanoparticles

Autoren: López Menchón, Héctor

Weitere Verfasser: University/Department: Universitat Politècnica de Catalunya. Departament de Teoria del Senyal i Comunicacions

Thesis Advisors: Rius Casals, Juan Manuel

Quelle: TDX (Tesis Doctorals en Xarxa)

Schlagwörter: Àrees temàtiques de la UPC::Enginyeria de la telecomunicació, Àrees temàtiques de la UPC::Matemàtiques i estadística, 621.3 - Enginyeria elèctrica. Electrotècnia. Telecomunicacions, 517 - Anàlisi

Dateibeschreibung: application/pdf

Zugangs-URL: http://hdl.handle.net/10803/695186
https://dx.doi.org/10.5821/dissertation-2117-441298

Comparing algorithms to approximate accuracies for single-step genomic best linear unbiased predictor.

Autoren: Ramos, Pedro Garcia, Andre Retallik, Kelli et al.

Quelle: Journal of Animal Science. 2024, Vol. 102, p1-14. 14p.

Schlagworte: Phenotypes, Algorithms, Equations, Genotypes, Genealogy

A new approximate inverse preconditioner based on the Vaidya’s maximum spanning tree for matrix equation AXB = C

Autoren: K. Rezaei F. Rahbarnia F. Toutounian

Quelle: Iranian Journal of Numerical Analysis and Optimization, Vol 9, Iss 2, Pp 1-16 (2019)

Schlagwörter: krylov subspace methods, matrix equation, approximate inverse preconditioner, global conjugate gradient, support graph preconditioner, vaidya's maximum spanning tree preconditioner, Applied mathematics. Quantitative methods, T57-57.97

Dateibeschreibung: electronic resource

Relation: https://ijnao.um.ac.ir/article_24842_e22c32b5a5cb091fd78c57bee9ba2c50.pdf; https://doaj.org/toc/2423-6977; https://doaj.org/toc/2423-6969

Zugangs-URL: https://doaj.org/article/137ec9eeb1c44b1fa43abf2977abd709

Algorithms for Sparse Linear Systems

Autoren: Scott, Jennifer Tůma, Miroslav

Schlagwörter: Sparse Matrices, Algebraic Preconditioners, Sparse Direct Methods, Incomplete Factorizations, Approximate Inverses, Numerical analysis, Algebra, Maths for scientists

Dateibeschreibung: application/pdf

Relation: Nečas Center Series

Zugangs-URL: https://library.oapen.org/handle/20.500.12657/62987

A Scalable O(N) Algorithm for Large-Scale Parallel First-Principles Molecular Dynamics Simulations

Weitere Verfasser: Fattebert, Jean-Luc [Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)]

Quelle: SIAM Journal on Scientific Computing; 36; 4

Dateibeschreibung: Medium: ED; Size: p. C353-C375

Zugangs-URL: http://www.osti.gov/scitech/servlets/purl/1165754

A Two-Phase Cyclic Nonhomogeneous Markov Chain Performability Evaluation by Explicit Approximate Inverses Applied to a Replicated Database System: A two-phase cyclic nonhomogeneous Markov chain performability evaluation by explicit approximate inverses applied to a replicated database system

Autoren: George A. Gravvanis Agapios N. Platis Konstantinos M. Giannoutakis et al.

Quelle: Journal of Mathematical Modelling and Algorithms. 2:235-249

Schlagwörter: Iterative numerical methods for linear systems, Applications of renewal theory (reliability, demand theory, etc.), Management decision making, including multiple objectives, Markov processes, Markov reward models, parallel iterative methods, 0211 other engineering and technologies, Parallel numerical computation, 02 engineering and technology, queueing systems, Direct numerical methods for linear systems and matrix inversion, 01 natural sciences, Queueing theory (aspects of probability theory), replicated databases, Computational methods for sparse matrices, cyclic nonhomogeneous Markov chains, preconditioning, performability, approximate inverse matrix algorithms, impulse reward, 0101 mathematics

Dateibeschreibung: application/xml

Zugangs-URL: https://zbmath.org/2069180
https://doi.org/10.1023/b:jmma.0000015836.94997.2c
https://dblp.uni-trier.de/db/journals/jmma/jmma2.html#PlatisGGL03
https://link.springer.com/content/pdf/10.1023/B:JMMA.0000015836.94997.2c.pdf
https://link.springer.com/article/10.1023/B:JMMA.0000015836.94997.2c

A method to approximate the inverse of a part of the additive relationship matrix.

Autoren: Faux, P. Gengler, N.

Quelle: Journal of Animal Breeding & Genetics. Jun2015, Vol. 132 Issue 3, p229-238. 10p.

Schlagworte: Animal breeding, Animal pedigrees, Heuristic algorithms, Animal genetic engineering, Simulation methods & models

A parallel sparse approximate inverse preconditioning algorithm based on MPI and CUDA

Autoren: Yizhou Wang Wenhao Li Jiaquan Gao

Quelle: BenchCouncil Transactions on Benchmarks, Standards and Evaluations, Vol 1, Iss 1, Pp 100007- (2021)

Schlagwörter: Sparse approximate inverse, Preconditioning, CUDA, GPU, MPI, Science, Engineering (General). Civil engineering (General), TA1-2040

Dateibeschreibung: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S2772485921000077; https://doaj.org/toc/2772-4859

Zugangs-URL: https://doaj.org/article/bd865d60cffd4217ba7822e93b52f94d

Algorithms for Sparse Linear Systems

Autoren: Jennifer Scott Miroslav Tůma

Resource Type: eBook.

Schlagworte: Sparse matrices, Linear systems, Algorithms

Categories: MATHEMATICS / Numerical Analysis, COMPUTERS / Computer Science, MATHEMATICS / Algebra / Linear, MATHEMATICS / Applied

Finite Element Approximate Inverse Preconditioning for solving 3D Biharmonic Problems on Shared Memory Systems

Autoren: Konstantinos M. Giannoutakis George A. Gravvanis

Quelle: Computer Modeling in Engineering & Sciences
Volume 71
Issue 4

Schlagwörter: Biharmonic equations, finite element method, sparse linear systems, approximate factorization procedures, parallel approximate inverse matrix algorithms, parallel preconditioned conjugate gradient methods, shared memory systems

Dateibeschreibung: application/pdf

Zugangs-URL: http://www.techscience.com/doi/10.3970/cmes.2011.071.305.html

Kovarik's function orthogonalization algorithm with approximate inversion

Autoren: Constantin Popa

Quelle: Journal of Numerical Analysis and Approximation Theory, Vol 36, Iss 1 (2007)

Schlagwörter: approximate orthogonalization of functions, Kovarik's algorithm, Gram matrix, approximate inverse, Mathematics, QA1-939

Dateibeschreibung: electronic resource

Relation: https://ictp.acad.ro/jnaat/journal/article/view/857; https://doaj.org/toc/2457-6794; https://doaj.org/toc/2501-059X

Zugangs-URL: https://doaj.org/article/a70b8d5f7696476dbaf3710421e366fe

Approximate Inverse Preconditioners for the Conjugate Gradient Method.

Autoren: Honma, Chieko Saleem, Mohammad

Quelle: International Journal of Computer Mathematics. Apr2002, Vol. 79 Issue 4, p495-521. 27p. 5 Charts, 13 Graphs.

Schlagwörter: *Algorithms, Equations, Conjugate gradient methods, Newton-Raphson method, Stochastic convergence, Matrices (Mathematics)

Parallelization of dynamic algorithms for electronic structure calculations

Autoren: Artemov, Anton G. Rubensson, Emanuel H., Dr. Neytcheva, Maya, Professor et al.

Weitere Verfasser: Artemov, Anton G. Rubensson, Emanuel H., Dr. Neytcheva, Maya, Professor et al.

Quelle: Digital Comprehensive Summaries of Uppsala Dissertations from the Faculty of Science and Technology.

Schlagwörter: parallelization, task-based programming, matrix algorithms, sparse matrices, inverse factorization, localized computations, density matrix methods, electronic structure calculations, Scientific Computing, Beräkningsvetenskap

Dateibeschreibung: electronic

Zugangs-URL: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-426156
https://uu-se.zoom.us/j/69974902670

Generating Approximate Inverse Preconditioners for Sparse Matrices Using CUDA and GPGPU

Autoren: Shiming Xu Wei Xue Ke Wang et al.

Quelle: Journal of Algorithms & Computational Technology, Vol 5 (2011)

Schlagwörter: Applied mathematics. Quantitative methods, T57-57.97, Mathematics, QA1-939

Dateibeschreibung: electronic resource

Relation: https://doaj.org/toc/1748-3018; https://doaj.org/toc/1748-3026

Zugangs-URL: https://doaj.org/article/5adbbfab56184e74b0326f4fcb5083f0

An approximate inverse preconditioner for spatial fractional diffusion equations with piecewise continuous coefficients.

Autoren: Fang, Zhi-Wei Sun, Hai-Wei Wei, Hui-Qin

Quelle: International Journal of Computer Mathematics. Mar2020, Vol. 97 Issue 3, p523-545. 23p.

Schlagwörter: Heat equation, Circulant matrices, Diffusion coefficients, Discontinuous coefficients, Finite differences, Linear systems, Discontinuous functions, Toeplitz operators

Efficient approximation of reliabilities for single-step genomic best linear unbiased predictor models with the Algorithm for Proven and Young.

Autoren: Bermann, Matias Lourenco, Daniela Misztal, Ignacy

Quelle: Journal of Animal Science. Jan2022, Vol. 100 Issue 1, p1-7. 7p. 4 Charts, 1 Graph.

An iterative algorithm for approximate orthogonalisation of symmetric matrices *.

Autoren: Mohr, M. Popa, C. Rüde, U.

Quelle: International Journal of Computer Mathematics. Feb2004, Vol. 81 Issue 2, p215-226. 12p. 4 Charts.

Schlagwörter: Orthogonalization, Linear algebra, Numerical analysis, Matrices (Mathematics), Matrix inequalities, Integral equations, Collocation methods

Parallel multigrid algorithms based on generic approximate sparse inverses: an SMP approach.

Autoren: Filelis-Papadopoulos, Christos Gravvanis, George

Quelle: Journal of Supercomputing. Feb2014, Vol. 67 Issue 2, p384-407. 24p.

Schlagwörter: *ALGORITHMS, *MULTIGRID methods (Numerical analysis), *COMPUTATIONAL chemistry, *POSIX (Computer software standard), *NUMERICAL analysis, *MATRIX inversion, *COMPUTER operating systems