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Works (25)

Sparse Approximate Pseudoinverse Preconditioning for Sparse Supervised Learning Problems with More Features than Samples

International Journal on Artificial Intelligence Tools
2024-06 | Journal article
DOI: 10.1142/S0218213024500118
Contributors: Anastasia-Dimitra E. Lipitakis; George A. Gravvanis; Christos K. Filelis-Papadopoulos; Sotiris Kotsiantis; Dimosthenis Anagnostopoulos
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Crossref

On the Optimization of Self-Organization and Self-Management Hardware Resource Allocation for Heterogeneous Clouds

Computers
2021-11-09 | Journal article
DOI: 10.3390/computers10110147
Contributors: Konstantinos M. Giannoutakis; Christos K. Filelis-Papadopoulos; George A. Gravvanis; Dimitrios Tzovaras
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Crossref

Hybrid multi-projection method using sparse approximate inverses on GPU clusters

The International Journal of High Performance Computing Applications
2020-05 | Journal article
DOI: 10.1177/1094342020905637
Contributors: Byron E Moutafis; George A Gravvanis; Christos K Filelis-Papadopoulos
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Crossref

Manifold spirals, disc–halo interactions, and the secular evolution inN-body models of barred galaxies

Monthly Notices of the Royal Astronomical Society
2019-04-01 | Journal article
DOI: 10.1093/mnras/stz035
Contributors: C Efthymiopoulos; P E Kyziropoulos; R I Páez; K Zouloumi; G A Gravvanis
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Crossref

Parallel Multiprojection Preconditioned Methods Based on Subspace Compression

Mathematical Problems in Engineering
2017-01 | Journal article
DOI: 10.1155/2017/2580820
Contributors: Byron E. Moutafis; Christos K. Filelis-Papadopoulos; George A. Gravvanis; Damijan Markovic
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Crossref

Journal article
DOI:

http://dx.doi.org/10.1023/a:1021630031889
Source: Self-asserted source
George Gravvanis

Journal article
DOI:

http://dx.doi.org/10.1023/a:1020538522302
Source: Self-asserted source
George Gravvanis

Journal article
DOI:

http://dx.doi.org/10.1023/a:1020568204555
Source: Self-asserted source
George Gravvanis

Journal article
DOI:

http://dx.doi.org/10.1023/a:1023936410006
Source: Self-asserted source
George Gravvanis

Journal article
DOI:

http://dx.doi.org/10.1023/a:1023959625936
Source: Self-asserted source
George Gravvanis

A note on the rate of convergence and complexity of domain decomposition approximate inverse preconditioning

Book chapter
DOI:

http://dx.doi.org/10.1016/b978-008043944-0/50972-0
Source: Self-asserted source
George Gravvanis

A three-dimensional symmetric linear equation solver

Journal article
DOI:

http://dx.doi.org/10.1002/cnm.1640100906
Source: Self-asserted source
George Gravvanis

An approximate inverse matrix technique for arrowhead matrices

Journal article
DOI:

http://dx.doi.org/10.1080/00207169808804734
Source: Self-asserted source
George Gravvanis

An Improved Parallel Algorithm for Computing Approximate Inverses by Reducing Synchronizations

Conference paper
DOI:

http://dx.doi.org/10.1109/ispdc.2008.18
Source: Self-asserted source
George Gravvanis

Approximate inverse banded matrix techniques

Journal article
DOI:

http://dx.doi.org/10.1108/02644409910266485
Source: Self-asserted source
George Gravvanis

Editorial

Journal article
DOI:

http://dx.doi.org/10.1023/b:jmma.0000015943.52817.94
Source: Self-asserted source
George Gravvanis

Explicit preconditioned conjugate gradient schemes for solving biharmonic equations

Journal article
DOI:

http://dx.doi.org/10.1108/02644400010313101
Source: Self-asserted source
George Gravvanis

Guest Editorial

Journal article
DOI:

http://dx.doi.org/10.1023/b:supe.0000040609.73457.5b
Source: Self-asserted source
George Gravvanis

High performance finite element approximate inverse preconditioning

Journal article
DOI:

http://dx.doi.org/10.1016/j.amc.2007.12.023
Source: Self-asserted source
George Gravvanis

High Performance Inverse Preconditioning

Journal article
DOI:

http://dx.doi.org/10.1007/s11831-008-9026-x
Source: Self-asserted source
George Gravvanis

Normalized explicit finite element approximate inverse preconditioning

Journal article
DOI:

http://dx.doi.org/10.1016/j.compstruc.2004.04.010
Source: Self-asserted source
George Gravvanis

OpenMP based parallel normalized direct methods for sparse finite element linear systems

Journal article
DOI:

http://dx.doi.org/10.1007/s11227-008-0196-y
Source: Self-asserted source
George Gravvanis

Parallel Approximate Finite Element Inverses on Symmetric Multiprocessor Systems

Book chapter
DOI:

http://dx.doi.org/10.1007/978-3-540-69384-0_97
Source: Self-asserted source
George Gravvanis

Solving Non-linear Finite Difference Systems by Normalized Approximate Inverses

Book chapter
DOI:

http://dx.doi.org/10.1007/978-3-540-30497-5_18
Source: Self-asserted source
George Gravvanis

Special issue on “Grid Technologies”

Journal article
DOI:

http://dx.doi.org/10.1007/s11227-006-0039-7
Source: Self-asserted source
George Gravvanis
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