Search results
- 1.0473670 - ÚI 2018 RIV NL eng J - Journal Article
Kopal, Jiří - Rozložník, Miroslav - Tůma, Miroslav
An Adaptive Multilevel Factorized Sparse Approximate Inverse Preconditioning.
Advances in Engineering Software. Roč. 113, November (2017), s. 19-24. ISSN 0965-9978. E-ISSN 1873-5339
R&D Projects: GA ČR GA13-06684S
Grant - others:GA MŠk(CZ) LL1202
Institutional support: RVO:67985807
Keywords : approximate inverse * Gram–Schmidt orthogonalization * incomplete factorization * multilevel methods * preconditioned conjugate gradient method
OECD category: Applied mathematics
Impact factor: 3.198, year: 2017
Permanent Link: http://hdl.handle.net/11104/0270800 - 2.0456004 - ÚI 2017 RIV US eng J - Journal Article
Kopal, Jiří - Rozložník, Miroslav - Tůma, Miroslav
Factorized Approximate Inverses With Adaptive Dropping.
SIAM Journal on Scientific Computing. Roč. 38, č. 3 (2016), A1807-A1820. ISSN 1064-8275. E-ISSN 1095-7197
R&D Projects: GA ČR GA13-06684S
Grant - others:GA MŠk(CZ) LL1202
Institutional support: RVO:67985807
Keywords : approximate inverses * incomplete factorization * Gram–Schmidt orthogonalization * preconditioned iterative methods
Subject RIV: BA - General Mathematics
Impact factor: 2.195, year: 2016
Permanent Link: http://hdl.handle.net/11104/0256585File Download Size Commentary Version Access 0456004.pdf 1 8.8 MB Author´s preprint require a0456004.pdf 10 1.2 MB Publisher’s postprint require - 3.0438752 - ÚI 2015 RIV NL eng J - Journal Article
Kopal, J. - Rozložník, Miroslav - Tůma, Miroslav
Approximate Inverse Preconditioners with Adaptive Dropping.
Advances in Engineering Software. Roč. 84, June (2015), s. 13-20. ISSN 0965-9978. E-ISSN 1873-5339
R&D Projects: GA ČR(CZ) GAP108/11/0853; GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : approximate inverse * Gram-Schmidt orthogonalization * incomplete decomposition * preconditioned conjugate gradient method * algebraic preconditioning * pivoting
Subject RIV: BA - General Mathematics
Impact factor: 1.673, year: 2015
Permanent Link: http://hdl.handle.net/11104/0242122 - 4.0404788 - UIVT-O 220669 RIV NL eng J - Journal Article
Giraud, L. - Langou, J. - Rozložník, Miroslav
The Loss of Orthogonality in the Gram-Schmidt Orthogonalization Process.
[O ztrátě ortogonality v klasickém Gram-Schmidtově ortogonalizačním procesu.]
Computers & Mathematics With Applications. Roč. 50, - (2005), s. 1069-1075. ISSN 0898-1221. E-ISSN 1873-7668
R&D Projects: GA AV ČR 1ET400300415
Institutional research plan: CEZ:AV0Z10300504
Keywords : numerical linear algebra * QR factorization * Gram-Schmidt orthogonalization * reorthogonalization * rounding error analysis
Subject RIV: BA - General Mathematics
Impact factor: 0.430, year: 2005
Permanent Link: http://hdl.handle.net/11104/0125022File Download Size Commentary Version Access 0404788.pdf 0 2.1 MB Author´s preprint open-access - 5.0402105 - UIVT-O 960001 NL eng J - Journal Article
Štuller, Július
Ordered Modified Gram-Schmidt Orthogonalization Revised.
Journal of Computational and Applied Mathematics. Roč. 63, 1/3 (1995), s. 221-227. ISSN 0377-0427. E-ISSN 1879-1778.
[Modelling' 94. Prague, 29.08.1994-02.09.1994]
Keywords : Gram-Schmidt orthogonalization * MGS algorithms * linear algebra
Impact factor: 0.373, year: 1995
Permanent Link: http://hdl.handle.net/11104/0122517 - 6.0402104 - UIVT-O 940152 CZ eng A - Abstract
Štuller, Július
Ordered Modified Gram-Schmidt Orthogonalization Revised.
APLIMA' 94. Liberec: Technical University, 1994. s. 12.
[Conference on Numerical and Applied Mathematics. 08.06.1994, Liberec]
R&D Projects: GA AV ČR IAA230401
Keywords : Gram-Schmidt orthogonalization
Permanent Link: http://hdl.handle.net/11104/0122516 - 7.0402046 - UIVT-O 940071 CZ eng V - Research Report
Štuller, Július
Some Comments on the Ordered Modified Gram-Schmidt Orthogonalization.
Prague: ÚIVT AV ČR, 1994. 18 s. Technical Report, V-586.
Keywords : Gram-Schmidt orthogonalization
Permanent Link: http://hdl.handle.net/11104/0122461