Search results
- 1.0532970 - ÚTIA 2022 RIV NL eng J - Journal Article
Kočvara, Michal
Decomposition of arrow type positive semidefinite matrices with application to topology optimization.
Mathematical Programming. Roč. 190, 1-2 (2021), s. 105-134. ISSN 0025-5610. E-ISSN 1436-4646
Institutional support: RVO:67985556
Keywords : semidefinite optimization * positive semidefinite matrices * chordal graphs * domain decomposition * topology optimization
OECD category: Pure mathematics
Impact factor: 3.060, year: 2021
Method of publishing: Open access
http://library.utia.cas.cz/separaty/2020/MTR/kocvara-0532970.pdf https://link.springer.com/article/10.1007/s10107-020-01526-w
Permanent Link: http://hdl.handle.net/11104/0311548
- 2.0532969 - ÚTIA 2021 RIV US eng J - Journal Article
Brune, A. - Kočvara, Michal
On Barrier and Modified Barrier Multigrid Methods for Three-Dimensional Topology Optimization.
SIAM Journal on Scientific Computing. Roč. 42, č. 1 (2020), A28-A53. ISSN 1064-8275. E-ISSN 1095-7197
Institutional support: RVO:67985556
Keywords : topology optimization * multigrid methods * interior point methods * preconditioners for iterative methods * augmented Lagrangian methods
OECD category: Pure mathematics
Impact factor: 2.373, year: 2020
Method of publishing: Limited access
http://library.utia.cas.cz/separaty/2020/MTR/kocvara-0532969.pdf https://epubs.siam.org/doi/abs/10.1137/19M1254490
Permanent Link: http://hdl.handle.net/11104/0311788
- 3.0532968 - 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: 1.832, year: 2021
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
- 4.0507124 - ÚTIA 2020 RIV US eng J - Journal Article
Kočvara, Michal - Xia, Y. - Nesterov, Y.
A Subgradient Method for Free Material Design.
SIAM Journal on Optimization. Roč. 26, č. 4 (2016), s. 2314-2354. ISSN 1052-6234. E-ISSN 1095-7189
Institutional support: RVO:67985556
Keywords : fast gradient method * Nesterov’s primal-dual subgradient method * free material optimization
OECD category: Pure mathematics
Impact factor: 1.968, year: 2016
Method of publishing: Open access
http://library.utia.cas.cz/separaty/2019/MTR/kocvara-0507124.pdf https://epubs.siam.org/doi/10.1137/15M1019660
Permanent Link: http://hdl.handle.net/11104/0298529
- 5.0477818 - ÚTIA 2018 RIV US eng J - Journal Article
Kočvara, Michal - Outrata, Jiří
Inverse truss design as a conic mathematical program with equilibrium constraints.
Discrete and Continuous Dynamical systems - Series S. Roč. 10, č. 6 (2017), s. 1329-1350. ISSN 1937-1632. E-ISSN 1937-1179
R&D Projects: GA ČR GA15-00735S
Institutional support: RVO:67985556
Keywords : conic optimization * truss topology optimization * mathematical programs with equilibrium constraints
OECD category: Applied mathematics
Impact factor: 0.561, year: 2017
http://library.utia.cas.cz/separaty/2017/MTR/kocvara-0477818.pdf
Permanent Link: http://hdl.handle.net/11104/0274044
- 6.0462418 - ÚTIA 2017 RIV US eng J - Journal Article
Kočvara, Michal - Mohammed, S.
Primal-Dual Interior Point Multigrid Method for Topology Optimization.
SIAM Journal on Scientific Computing. Roč. 38, č. 5 (2016), B685-B709. ISSN 1064-8275. E-ISSN 1095-7197
Grant - others: European Commission - EC(XE) 313781
Institutional support: RVO:67985556
Keywords : topology optimization * multigrid methods * interior point method
Subject RIV: BA - General Mathematics
Impact factor: 2.195, year: 2016
http://library.utia.cas.cz/separaty/2016/MTR/kocvara-0462418.pdf
Permanent Link: http://hdl.handle.net/11104/0261930
- 7.0460326 - ÚTIA 2017 RIV GB eng J - Journal Article
Kočvara, Michal - Mohammed, S.
A first-order multigrid method for bound-constrained convex optimization.
Optimization Methods & Software. Roč. 31, č. 3 (2016), s. 622-644. ISSN 1055-6788. E-ISSN 1029-4937
R&D Projects: GA ČR(CZ) GAP201/12/0671
Grant - others: European Commission - EC(XE) 313781
Institutional support: RVO:67985556
Keywords : bound-constrained optimization * multigrid methods * linear complementarity problems
Subject RIV: BA - General Mathematics
Impact factor: 1.023, year: 2016
http://library.utia.cas.cz/separaty/2016/MTR/kocvara-0460326.pdf
Permanent Link: http://hdl.handle.net/11104/0261898
- 8.0460325 - ÚTIA 2017 RIV US eng J - Journal Article
Kočvara, Michal - Loghin, D. - Turner, J.
Constraint interface preconditioning for topology optimization problems.
SIAM Journal on Scientific Computing. Roč. 38, č. 1 (2016), A128-A145. ISSN 1064-8275. E-ISSN 1095-7197
R&D Projects: GA AV ČR IAA100750802
Grant - others: European Commission - EC(XE) 313781
Institutional support: RVO:67985556
Keywords : topology optimization * domain decomposition * Newton-Krylov
Subject RIV: BA - General Mathematics
Impact factor: 2.195, year: 2016
http://library.utia.cas.cz/separaty/2016/MTR/kocvara-0460325.pdf
Permanent Link: http://hdl.handle.net/11104/0261899
- 9.0448595 - ÚTIA 2016 RIV US eng J - Journal Article
Zhao, Y.-B. - Kočvara, Michal
A New Computational Method for the Sparsest Solutions to Systems of Linear Equations.
SIAM Journal on Optimization. Roč. 25, č. 2 (2015), s. 1110-1134. ISSN 1052-6234. E-ISSN 1095-7189
R&D Projects: GA ČR(CZ) GAP201/12/0671
Grant - others: EPSRC(GB) EP/K00946X/1
Institutional support: RVO:67985556
Keywords : l(0)-minimization * sparsest solution * reweighted l(1)-method * sparsity recovery
Subject RIV: BA - General Mathematics
Impact factor: 2.659, year: 2015
http://library.utia.cas.cz/separaty/2015/MTR/kocvara-0448595.pdf
Permanent Link: http://hdl.handle.net/11104/0250574
- 10.0421362 - ÚTIA 2014 RIV US eng J - Journal Article
Kočvara, Michal - Stingl, M.
Solving stress constrained problems in topology and material optimization.
Structural and Multidisciplinary Optimization. Roč. 46, č. 1 (2012), s. 1-15. ISSN 1615-147X. E-ISSN 1615-1488
R&D Projects: GA AV ČR IAA100750802
Grant - others: EU FP6(XE) 30717
Institutional research plan: CEZ:AV0Z10750506
Institutional support: RVO:67985556
Keywords : Topology optimization * Material Optimization * Stress based design * Nonlinear semidefinite programming
Subject RIV: BA - General Mathematics
Impact factor: 1.728, year: 2012
http://library.utia.cas.cz/separaty/2013/MTR/kocvara-0421362.pdf
Permanent Link: http://hdl.handle.net/11104/0227925