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- 1.0532968 - ÚTIA 2023 RIV GB eng J - Journal Article
Ho, Ch. P. - Kočvara, Michal - Parpas, P.
Newton-type multilevel optimization method.
Optimization Methods & Software. Roč. 37, č. 1 (2022), s. 45-78. ISSN 1055-6788. E-ISSN 1029-4937
Institutional support: RVO:67985556
Keywords : Newton's method * multilevel algorithms * multigrid methods * unconstrained optimization
OECD category: Pure mathematics
Impact factor: 2.2, year: 2022
Method of publishing: Limited access
http://library.utia.cas.cz/separaty/2020/MTR/kocvara-0532968.pdf https://www.tandfonline.com/doi/full/10.1080/10556788.2019.1700256
Permanent Link: http://hdl.handle.net/11104/0311787 - 2.0444129 - ÚI 2016 RIV CZ eng C - Conference Paper (international conference)
Vlček, Jan - Lukšan, Ladislav
A Modified Limited-Memory BNS Method for Unconstrained Minimization Derived from the Conjugate Directions Idea.
Programs and algorithms of numerical mathematics 17. Proceedings of seminar. Praha: Matematický ústav AV ČR, v.v.i, 2015 - (Chleboun, J.; Přikryl, P.; Segeth, K.; Šístek, J.; Vejchodský, T.), s. 237-243. ISBN 978-80-85823-64-6.
[Programs and Algorithms of Numerical Mathematics /17./. Dolní Maxov (CZ), 08.06.2014-13.06.2014]
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : large scale unconstrained optimization * numerical experiments * limited-memory variable metric method * BNS method * quasi-Newton method * convergence
Subject RIV: BA - General Mathematics
http://dml.cz/handle/10338.dmlcz/702689
Permanent Link: http://hdl.handle.net/11104/0246707File Download Size Commentary Version Access PANM_17-2014-1_37.pdf 3 206.2 KB Publisher’s postprint open-access - 3.0427366 - ÚI 2015 RIV US eng J - Journal Article
Lukšan, Ladislav - Vlček, Jan
Efficient Tridiagonal Preconditioner for the Matrix-Free Truncated Newton Method.
Applied Mathematics and Computation. Roč. 235, 25 May (2014), s. 394-407. ISSN 0096-3003. E-ISSN 1873-5649
R&D Projects: GA ČR GA13-06684S
Institutional support: RVO:67985807
Keywords : unconstrained optimization * large scale optimization * matrix-free truncated Newton method * preconditioned conjugate gradient method * preconditioners obtained by the directional differentiation * numerical algorithms
Subject RIV: BA - General Mathematics
Impact factor: 1.551, year: 2014
Permanent Link: http://hdl.handle.net/11104/0232910 - 4.0405605 - UIVT-O 330987 SIGLE CZ eng V - Research Report
Lukšan, Ladislav - Matonoha, Ctirad - Vlček, Jan
Trust-Region Interior-Point Method for Large Sparse l1 Optimization.
Prague: ICS AS CR, 2005. 18 s. Technical Report, V-942.
R&D Projects: GA AV ČR IAA1030405
Institutional research plan: CEZ:AV0Z10300504
Keywords : unconstrained optimization * large-scale optimization * nonsmooth optimization * minimax optimization * interior-point methods * modified Newton methods * computational experiments
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0125755File Download Size Commentary Version Access v942-05.pdf 23 205.7 KB Other open-access - 5.0405594 - UIVT-O 330974 SIGLE CZ eng V - Research Report
Lukšan, Ladislav - Matonoha, Ctirad - Vlček, Jan
Primal Interior-Point Method for Large Sparse Minimax Optimization.
Prague: ICS AS CR, 2005. 25 s. Technical Report, V-941.
R&D Projects: GA AV ČR IAA1030405
Institutional research plan: CEZ:AV0Z10300504
Keywords : unconstrained optimization * large-scale optimization * nonsmooth optimization * minimax optimization * interior-point methods * modified Newton methods * computational experiments
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0125748File Download Size Commentary Version Access v941-05.pdf 31 256.3 KB Other open-access - 6.0405435 - UIVT-O 330810 SIGLE CZ eng V - Research Report
Lukšan, Ladislav - Vlček, Jan
Variable Metric Method for Minimization of Partially Separable Nonsmooth Functions.
Prague: ICS AS CR, 2005. 12 s. Technical Report, V-916.
R&D Projects: GA AV ČR IAA1030405
Institutional research plan: CEZ:AV0Z10300504
Keywords : unconstrained optimization * large-scale optimization * nonsmooth optimization * bundle-type methods * variable metric methods * nonlinear least squares * partially separable problems * computational experiments
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0125601File Download Size Commentary Version Access v916-05.pdf 21 160.4 KB Other open-access - 7.0405160 - UIVT-O 20030136 CZ eng V - Research Report
Lukšan, Ladislav - Vlček, Jan
Test Problems for Unconstrained Optimization.
Prague: ICS AS CR, 2003. 26 s. Technical Report, V-897.
R&D Projects: GA AV ČR IAA1030103
Institutional research plan: AV0Z1030915
Keywords : unconstrained optimization * test problems
Subject RIV: BA - General Mathematics
Permanent Link: http://hdl.handle.net/11104/0125358File Download Size Commentary Version Access V897-verze2018.pdf 77 145.4 KB Other open-access - 8.0403730 - UIVT-O 990021 CZ eng V - Research Report
Lukšan, Ladislav - Spedicato, E. - Vlček, Jan
Variable Metric Methods for Unconstrained Optimization.
Prague: ICS AS CR, 1999. 50 s. Technical Report, V-780.
R&D Projects: GA ČR GA201/96/0918
Keywords : Quasi-Newton methods * variable metric methods * unconstrained optimization * nonlinear least-squares * nonsmooth optimization * sparse problems * limited storage methods
Permanent Link: http://hdl.handle.net/11104/0124023File Download Size Commentary Version Access v780-99.pdf 30 393.5 KB Other open-access - 9.0403536 - UIVT-O 990008 CZ cze K - Conference Paper (Czech conference)
Lukšan, Ladislav - Vlček, Jan
Užití metod s proměnnou metrikou pro nehladkou minimalizaci.
[Application of variable metric methods for nonsmooth minimization.]
Programy a algoritmy numerické matematiky 9. Praha: Matematický ústav AV ČR, 1998, s. 121-125.
[Programy a algoritmy numerické matematiky /9./. Kořenov (CZ), 08.06.1998-12.06.1998]
R&D Projects: GA ČR GA201/96/0918
Keywords : unconstrained optimization * nonsmooth optimization * variable metric methods * global convergence
Permanent Link: http://hdl.handle.net/11104/0123838 - 10.0403533 - UIVT-O 20000015 RIV NL eng J - Journal Article
Lukšan, Ladislav - Spedicato, E.
Variable Metric Methods for Unconstrained Optimization and Nonlinear Least Squares.
Journal of Computational and Applied Mathematics. Roč. 124, č. 1-2 (2000), s. 61-95. ISSN 0377-0427. E-ISSN 1879-1778
R&D Projects: GA ČR GA201/00/0080
Institutional research plan: AV0Z1030915
Keywords : quasi-Newton methods * variable metric methods * unconstrained optimization * nonlinear least squares * sparse problems * partially separable problems * limited-memory methods
Subject RIV: BA - General Mathematics
Impact factor: 0.455, year: 2000
Permanent Link: http://hdl.handle.net/11104/0123835