Search Results - approximate sparse triangular solves*

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  1. 1
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    Incomplete Sparse Approximate Inverses for Parallel Preconditioning by Anzt, Hartwig, Huckle, Thomas K., Bräckle, Jürgen, Dongarra, Jack

    ISSN: 0167-8191, 1872-7336
    Published: Elsevier B.V 01.01.2018
    Published in Parallel computing (01.01.2018)
    “… The “Incomplete Sparse Approximate Inverses” (ISAI) is in particular efficient in the solution of sparse triangular linear systems of equations…”
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  2. 2
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    Incomplete Sparse Approximate Inverses for Parallel Preconditioning by Anzt, Hartwig, Huckle, Thomas K., Bräckle, Jürgen, Dongarra, Jack

    ISSN: 0167-8191, 1872-7336
    Published: United States Elsevier 28.10.2017
    Published in Parallel computing (28.10.2017)
    “… The “Incomplete Sparse Approximate Inverses” (ISAI) is in particular efficient in the solution of sparse triangular linear systems of equations…”
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  3. 3
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    A Comparative Study of Block Incomplete Sparse Approximate Inverses Preconditioning on Tesla K20 and V100 GPUs by Ma, Wenpeng, Yuan, Wu, Liu, Xiazhen

    ISSN: 1999-4893, 1999-4893
    Published: Basel MDPI AG 01.07.2021
    Published in Algorithms (01.07.2021)
    “…Incomplete Sparse Approximate Inverses (ISAI) has shown some advantages over sparse triangular solves on GPUs when it is used for the incomplete LU based preconditioner…”
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  4. 4
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    An Experimental Study of Two-level Schwarz Domain-Decomposition Preconditioners on GPUs by Yamazaki, Ichitaro, Heinlein, Alexander, Rajamanickam, Sivasankaran

    ISSN: 1530-2075
    Published: IEEE 01.05.2023
    “… When used to accelerate the convergence rate of Krylov subspace iterative methods, the GDSW preconditioner provides robustness and scalability for the solution of sparse linear systems arising…”
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  5. 5
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    Hierarchical Orthogonal Factorization: Sparse Least Squares Problems by Gnanasekaran, Abeynaya, Darve, Eric

    ISSN: 0885-7474, 1573-7691
    Published: New York Springer US 01.05.2022
    Published in Journal of scientific computing (01.05.2022)
    “…In this work, we develop a fast hierarchical solver for solving large, sparse least squares problems…”
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  6. 6
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    An Experimental Study of Two-Level Schwarz Domain Decomposition Preconditioners on GPUs by Yamazaki, Ichitaro, Heinlein, Alexander, Rajamanickam, Sivasankaran

    ISSN: 2331-8422
    Published: Ithaca Cornell University Library, arXiv.org 10.04.2023
    Published in arXiv.org (10.04.2023)
    “… When used to accelerate the convergence rate of Krylov subspace iterative methods, the GDSW preconditioner provides robustness and scalability for the solution of sparse linear systems arising…”
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  7. 7
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    Batched Generation of Incomplete Sparse Approximate Inverses on GPUs by Anzt, Hartwig, Chow, Edmond, Huckle, Thomas, Dongarra, Jack

    Published: IEEE 01.11.2016
    “…Incomplete Sparse Approximate Inverses (ISAI) have recently been shown to be an attractive alternative to exact sparse triangular solves in the context of incomplete factorization preconditioning…”
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  8. 8
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    Batched generation of incomplete sparse approximate inverses on GPUs by Anzt, Hartwig, Chow, Edmond, Huckle, Thomas, Dongarra, Jack

    ISBN: 1509052224, 9781509052226
    Published: Piscataway, NJ, USA IEEE Press 13.11.2016
    “…Incomplete Sparse Approximate Inverses (ISAI) have recently been shown to be an attractive alternative to exact sparse triangular solves in the context of incomplete factorization preconditioning…”
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  9. 9
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    Hierarchical Orthogonal Factorization: Sparse Square Matrices by Gnanasekaran, Abeynaya, Darve, Eric

    ISSN: 0895-4798, 1095-7162
    Published: 01.01.2022
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  10. 10
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    Hierarchical Orthogonal Factorization: Sparse Least Squares Problems by Gnanasekaran, Abeynaya, Darve, Eric

    ISSN: 2331-8422
    Published: Ithaca Cornell University Library, arXiv.org 04.03.2021
    Published in arXiv.org (04.03.2021)
    “…In this work, we develop a fast hierarchical solver for solving large, sparse least squares problems…”
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  11. 11
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    Hierarchical Orthogonal Factorization: Sparse Square matrices by Gnanasekaran, Abeynaya, Darve, Eric

    ISSN: 2331-8422
    Published: Ithaca Cornell University Library, arXiv.org 14.10.2020
    Published in arXiv.org (14.10.2020)
    “…In this work, we develop a new fast algorithm, spaQR -- sparsified QR, for solving large, sparse linear systems…”
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  12. 12
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    A Comparative Study of Preconditioners for GPU-Accelerated Conjugate Gradient Solver by Yao Chen, Yonghua Zhao, Wei Zhao, Lian Zhao

    Published: IEEE 01.11.2013
    “… For the standard IC preconditioner, we exploit level scheduling to increase multi-thread parallelism of sparse triangular solve on GPU…”
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