Edit Profile (opens in new tab) Grigori, Laura Co-Author Distance Author ID: grigori.laura Published as: Grigori, Laura; Grigori, L. Documents Indexed: 56 Publications since 2002, including 10 Additional arXiv Preprints 1 Contribution as Editor Co-Authors: 79 Co-Authors with 54 Joint Publications 1,716 Co-Co-Authors all top 5 Co-Authors 2 single-authored 11 Demmel, James Weldon 6 Nataf, Frédéric 5 Daas, Hussam Al 4 Balabanov, Oleg 4 Niu, Qiang 4 Xiang, Hua 3 Claeys, Xavier 3 Papež, Jan 2 Anciaux-Sedrakian, A. 2 Ayala, Alan 2 Ballard, Grey M. 2 Beaupère, Matthias 2 Bečka, Martin 2 Buluç, Aydın 2 Chollet, Igor 2 Cosnard, Michel Y. 2 Dongarra, Jack J. 2 Gilbert, John R. 2 Gu, Ming 2 Hénon, Pascal 2 Hirstoaga, Sever A. 2 Hoemmen, Mark 2 Jorti, Z. 2 Kumar, Pawan 2 Langou, Julien 2 Malik, Osman Asif 2 Moufawad, Sophie M. 2 Murray, Riley 2 Nguyen, Van Thanh 2 Okša, Gabriel 2 Ricoux, Philippe 2 Salomon, Julien 2 Stompor, R. 2 Vajteršic, Marián 1 Azad, Ariful 1 Badreddine, Siwar 1 Becker, Stephen R. 1 Bharadwaj, Vivek 1 Boman, Erik G. 1 Cayrols, Sebastien 1 Davis, Timothy Alden 1 Dereziński, Michał 1 Donfack, Simplice 1 Ehrlacher, Virginie 1 Erichson, N. Benjamin 1 Fezzani, Riadh 1 Folberth, James 1 Fortin, Pierre 1 Frenkiel, David 1 Gaubert, Stéphane 1 Higham, Nicholas J. 1 Japhet, Caroline 1 Jolivet, Pierre 1 Khabou, Amal 1 Kumar, Suraj 1 Lederer, Victor 1 Liang, Tianyu 1 Lombardi, Damiano 1 Lopes, Miles E. 1 Luo, Hengrui 1 Luszczek, Piotr 1 Mahoney, Michael W. 1 Melnichenko, Maksim 1 Moireau, Philippe 1 Ng, Esmond G. 1 Qu, Long 1 Rouse, Kathryn 1 Rusciano, Alexander 1 Schwartz, Oded 1 Sharify, Meisam 1 Song, Hao 1 Timsit, Edouard 1 Tissot, Olivier 1 Toledo, Sivan 1 Tournier, Pierre-Henri 1 Wakam, Desire Nuentsa 1 Wang, Ke 1 Williams, Samuel 1 Xu, Yingxiang all top 5 Serials 11 SIAM Journal on Scientific Computing 10 SIAM Journal on Matrix Analysis and Applications 3 Journal of Computational and Applied Mathematics 3 Numerical Linear Algebra with Applications 2 Journal of Computational Physics 2 BIT 2 Numerical Algorithms 1 Computers & Mathematics with Applications 1 IMA Journal of Numerical Analysis 1 ACM Transactions on Mathematical Software 1 Numerische Mathematik 1 Parallel Computing 1 Applied Numerical Mathematics 1 Journal of Scientific Computing 1 International Journal of Computer Mathematics 1 Applicable Algebra in Engineering, Communication and Computing 1 European Series in Applied and Industrial Mathematics (ESAIM): Proceedings and Surveys 1 Philosophical Transactions of the Royal Society of London. A. Mathematical, Physical and Engineering Sciences all top 5 Fields 46 Numerical analysis (65-XX) 10 Computer science (68-XX) 6 Linear and multilinear algebra; matrix theory (15-XX) 4 Combinatorics (05-XX) 4 Partial differential equations (35-XX) 1 General and overarching topics; collections (00-XX) 1 Mechanics of particles and systems (70-XX) 1 Fluid mechanics (76-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 36 Publications have been cited 231 times in 161 Documents Cited by ▼ Year ▼ Communication-optimal parallel and sequential QR and LU factorizations. Zbl 1241.65028 Demmel, James; Grigori, Laura; Hoemmen, Mark; Langou, Julien 65 2012 Communication avoiding rank revealing QR factorization with column pivoting. Zbl 1327.65078 Demmel, James W.; Grigori, Laura; Gu, Ming; Xiang, Hua 23 2015 Exploiting multiple levels of parallelism in sparse matrix-matrix multiplication. Zbl 1350.05160 Azad, Ariful; Ballard, Grey; Buluç, Aydin; Demmel, James; Grigori, Laura; Schwartz, Oded; Toledo, Sivan; Williams, Samuel 12 2016 Enlarged Krylov subspace conjugate gradient methods for reducing communication. Zbl 1382.65086 Grigori, Laura; Moufawad, Sophie; Nataf, Frederic 12 2016 CALU: A communication optimal LU factorization algorithm. Zbl 1242.65089 Grigori, Laura; Demmel, James W.; Xiang, Hua 10 2011 A multilevel Schwarz preconditioner based on a hierarchy of robust coarse spaces. Zbl 1512.65289 Al Daas, Hussam; Grigori, Laura; Jolivet, Pierre; Tournier, Pierre-Henri 9 2021 Low rank approximation of a sparse matrix based on LU factorization with column and row tournament pivoting. Zbl 1453.65090 Grigori, Laura; Cayrols, Sebastien; Demmel, James W. 8 2018 Communication avoiding ILU0 preconditioner. Zbl 1328.65076 Grigori, Laura; Moufawad, Sophie 8 2015 Randomized Gram-Schmidt process with application to GMRES. Zbl 1492.65096 Balabanov, Oleg; Grigori, Laura 7 2022 LU factorization with panel rank revealing pivoting and its communication avoiding version. Zbl 1279.65034 Khabou, Amal; Demmel, James W.; Grigori, Laura; Gu, Ming 7 2013 A class of efficient locally constructed preconditioners based on coarse spaces. Zbl 1406.65017 Daas, Hussam Al; Grigori, Laura 6 2019 Parallel symbolic factorization for sparse LU with static pivoting. Zbl 1141.65354 Grigori, Laura; Demmel, James W.; Li, Xiaoye S. 5 2007 Hypergraph-based unsymmetric nested dissection ordering for sparse LU factorization. Zbl 1221.65085 Grigori, Laura; Boman, Erik G.; Donfack, Simplice; Davis, Timothy A. 5 2010 Modified tangential frequency filtering decomposition and its Fourier analysis. Zbl 1211.65038 Niu, Qiang; Grigori, Laura; Kumar, Pawan; Nataf, Frédéric 5 2010 Reduced model-based parareal simulations of oscillatory singularly perturbed ordinary differential equations. Zbl 07513846 Grigori, Laura; Hirstoaga, Sever A.; Nguyen, Van-Thanh; Salomon, Julien 5 2021 Stabilized dimensional factorization preconditioner for solving incompressible Navier-Stokes equations. Zbl 1433.65331 Grigori, Laura; Niu, Qiang; Xu, Yingxiang 4 2019 Numerical algorithms for high-performance computational science. Zbl 1462.65231 Dongarra, Jack; Grigori, Laura; Higham, Nicholas J. 4 2020 Adaptive solution of linear systems of equations based on a posteriori error estimators. Zbl 1439.65039 Anciaux-Sedrakian, A.; Grigori, L.; Jorti, Z.; Papež, J.; Yousef, S. 4 2020 Recycling Krylov subspaces and truncating deflation subspaces for solving sequence of linear systems. Zbl 07467973 Daas, Hussam Al; Grigori, Laura; Hénon, Pascal; Ricoux, Philippe 4 2021 Kronecker product approximation preconditioners for convection-diffusion model problems. Zbl 1240.65102 Xiang, Hua; Grigori, Laura 3 2010 On relaxed nested factorization and combination preconditioning. Zbl 1338.65076 Kumar, P.; Grigori, L.; Nataf, F.; Niu, Q. 3 2016 Enlarged GMRES for solving linear systems with one or multiple right-hand sides. Zbl 1496.65045 Al Daas, Hussam; Grigori, Laura; Hénon, Pascal; Ricoux, Philippe 3 2019 ALORA: affine low-rank approximations. Zbl 1417.65120 Ayala, Alan; Claeys, Xavier; Grigori, Laura 3 2019 Two sides tangential filtering decomposition. Zbl 1211.65037 Grigori, Laura; Nataf, Frédéric; Niu, Qiang 2 2011 Symbolic and exact structure prediction for sparse Gaussian elimination with partial pivoting. Zbl 1176.65025 Grigori, Laura; Gilbert, John R.; Cosnard, Michel 2 2008 Linear-time CUR approximation of BEM matrices. Zbl 1431.65022 Ayala, Alan; Claeys, Xavier; Grigori, Laura 2 2020 On the row merge tree for sparse LU factorization with partial pivoting. Zbl 1116.65036 Grigori, L.; Cosnard, M.; Ng, E. G. 1 2007 Towards an accurate performance modeling of parallel sparse factorization. Zbl 1122.65029 Grigori, Laura; Li, Xiaoye S. 1 2007 Introduction to communication avoiding algorithms for direct methods of factorization in linear algebra. Zbl 1443.65032 Grigori, Laura 1 2017 A note on the column elimination tree. Zbl 1063.65024 Gilbert, John R.; Grigori, Laura 1 2003 Block filtering decomposition. Zbl 1340.65043 Fezzani, Riadh; Grigori, Laura; Nataf, Frédéric; Wang, Ke 1 2014 Overlapping for preconditioners based on incomplete factorizations and nested arrow form. Zbl 1363.65044 Grigori, Laura; Nataf, Frédéric; Qu, Long 1 2015 Scalable linear solvers based on enlarged Krylov subspaces with dynamic reduction of search directions. Zbl 1425.65049 Grigori, Laura; Tissot, Olivier 1 2019 Adaptive hierarchical subtensor partitioning for tensor compression. Zbl 1466.65034 Ehrlacher, Virginie; Grigori, Laura; Lombardi, Damiano; Song, Hao 1 2021 On iterative QR pre-processing in the parallel block-Jacobi SVD algorithm. Zbl 1204.68259 Bečka, Martin; Okša, Gabriel; Vajteršic, Marián; Grigori, Laura 1 2010 A parareal algorithm for a highly oscillating Vlasov-Poisson system with reduced models for the coarse solving. Zbl 1524.65341 Grigori, Laura; Hirstoaga, Sever A.; Salomon, Julien 1 2023 A parareal algorithm for a highly oscillating Vlasov-Poisson system with reduced models for the coarse solving. Zbl 1524.65341 Grigori, Laura; Hirstoaga, Sever A.; Salomon, Julien 1 2023 Randomized Gram-Schmidt process with application to GMRES. Zbl 1492.65096 Balabanov, Oleg; Grigori, Laura 7 2022 A multilevel Schwarz preconditioner based on a hierarchy of robust coarse spaces. Zbl 1512.65289 Al Daas, Hussam; Grigori, Laura; Jolivet, Pierre; Tournier, Pierre-Henri 9 2021 Reduced model-based parareal simulations of oscillatory singularly perturbed ordinary differential equations. Zbl 07513846 Grigori, Laura; Hirstoaga, Sever A.; Nguyen, Van-Thanh; Salomon, Julien 5 2021 Recycling Krylov subspaces and truncating deflation subspaces for solving sequence of linear systems. Zbl 07467973 Daas, Hussam Al; Grigori, Laura; Hénon, Pascal; Ricoux, Philippe 4 2021 Adaptive hierarchical subtensor partitioning for tensor compression. Zbl 1466.65034 Ehrlacher, Virginie; Grigori, Laura; Lombardi, Damiano; Song, Hao 1 2021 Numerical algorithms for high-performance computational science. Zbl 1462.65231 Dongarra, Jack; Grigori, Laura; Higham, Nicholas J. 4 2020 Adaptive solution of linear systems of equations based on a posteriori error estimators. Zbl 1439.65039 Anciaux-Sedrakian, A.; Grigori, L.; Jorti, Z.; Papež, J.; Yousef, S. 4 2020 Linear-time CUR approximation of BEM matrices. Zbl 1431.65022 Ayala, Alan; Claeys, Xavier; Grigori, Laura 2 2020 A class of efficient locally constructed preconditioners based on coarse spaces. Zbl 1406.65017 Daas, Hussam Al; Grigori, Laura 6 2019 Stabilized dimensional factorization preconditioner for solving incompressible Navier-Stokes equations. Zbl 1433.65331 Grigori, Laura; Niu, Qiang; Xu, Yingxiang 4 2019 Enlarged GMRES for solving linear systems with one or multiple right-hand sides. Zbl 1496.65045 Al Daas, Hussam; Grigori, Laura; Hénon, Pascal; Ricoux, Philippe 3 2019 ALORA: affine low-rank approximations. Zbl 1417.65120 Ayala, Alan; Claeys, Xavier; Grigori, Laura 3 2019 Scalable linear solvers based on enlarged Krylov subspaces with dynamic reduction of search directions. Zbl 1425.65049 Grigori, Laura; Tissot, Olivier 1 2019 Low rank approximation of a sparse matrix based on LU factorization with column and row tournament pivoting. Zbl 1453.65090 Grigori, Laura; Cayrols, Sebastien; Demmel, James W. 8 2018 Introduction to communication avoiding algorithms for direct methods of factorization in linear algebra. Zbl 1443.65032 Grigori, Laura 1 2017 Exploiting multiple levels of parallelism in sparse matrix-matrix multiplication. Zbl 1350.05160 Azad, Ariful; Ballard, Grey; Buluç, Aydin; Demmel, James; Grigori, Laura; Schwartz, Oded; Toledo, Sivan; Williams, Samuel 12 2016 Enlarged Krylov subspace conjugate gradient methods for reducing communication. Zbl 1382.65086 Grigori, Laura; Moufawad, Sophie; Nataf, Frederic 12 2016 On relaxed nested factorization and combination preconditioning. Zbl 1338.65076 Kumar, P.; Grigori, L.; Nataf, F.; Niu, Q. 3 2016 Communication avoiding rank revealing QR factorization with column pivoting. Zbl 1327.65078 Demmel, James W.; Grigori, Laura; Gu, Ming; Xiang, Hua 23 2015 Communication avoiding ILU0 preconditioner. Zbl 1328.65076 Grigori, Laura; Moufawad, Sophie 8 2015 Overlapping for preconditioners based on incomplete factorizations and nested arrow form. Zbl 1363.65044 Grigori, Laura; Nataf, Frédéric; Qu, Long 1 2015 Block filtering decomposition. Zbl 1340.65043 Fezzani, Riadh; Grigori, Laura; Nataf, Frédéric; Wang, Ke 1 2014 LU factorization with panel rank revealing pivoting and its communication avoiding version. Zbl 1279.65034 Khabou, Amal; Demmel, James W.; Grigori, Laura; Gu, Ming 7 2013 Communication-optimal parallel and sequential QR and LU factorizations. Zbl 1241.65028 Demmel, James; Grigori, Laura; Hoemmen, Mark; Langou, Julien 65 2012 CALU: A communication optimal LU factorization algorithm. Zbl 1242.65089 Grigori, Laura; Demmel, James W.; Xiang, Hua 10 2011 Two sides tangential filtering decomposition. Zbl 1211.65037 Grigori, Laura; Nataf, Frédéric; Niu, Qiang 2 2011 Hypergraph-based unsymmetric nested dissection ordering for sparse LU factorization. Zbl 1221.65085 Grigori, Laura; Boman, Erik G.; Donfack, Simplice; Davis, Timothy A. 5 2010 Modified tangential frequency filtering decomposition and its Fourier analysis. Zbl 1211.65038 Niu, Qiang; Grigori, Laura; Kumar, Pawan; Nataf, Frédéric 5 2010 Kronecker product approximation preconditioners for convection-diffusion model problems. Zbl 1240.65102 Xiang, Hua; Grigori, Laura 3 2010 On iterative QR pre-processing in the parallel block-Jacobi SVD algorithm. Zbl 1204.68259 Bečka, Martin; Okša, Gabriel; Vajteršic, Marián; Grigori, Laura 1 2010 Symbolic and exact structure prediction for sparse Gaussian elimination with partial pivoting. Zbl 1176.65025 Grigori, Laura; Gilbert, John R.; Cosnard, Michel 2 2008 Parallel symbolic factorization for sparse LU with static pivoting. Zbl 1141.65354 Grigori, Laura; Demmel, James W.; Li, Xiaoye S. 5 2007 On the row merge tree for sparse LU factorization with partial pivoting. Zbl 1116.65036 Grigori, L.; Cosnard, M.; Ng, E. G. 1 2007 Towards an accurate performance modeling of parallel sparse factorization. Zbl 1122.65029 Grigori, Laura; Li, Xiaoye S. 1 2007 A note on the column elimination tree. Zbl 1063.65024 Gilbert, John R.; Grigori, Laura 1 2003 all cited Publications top 5 cited Publications all top 5 Cited by 413 Authors 17 Grigori, Laura 7 Daas, Hussam Al 6 Dongarra, Jack J. 5 Jolivet, Pierre 5 Tomov, Stanimire Z. 4 Carson, Erin Claire 4 Demmel, James Weldon 4 Lund, Kathryn 4 Nataf, Frédéric 4 Niu, Qiang 4 Yamamoto, Yusaku 4 Yamazaki, Ichitaro 3 Alvermann, Andreas 3 Basermann, Achim 3 Fehske, Holger 3 Hager, Georg 3 Kreutzer, Moritz 3 Lu, Linzhang 3 Martinsson, Per-Gunnar 3 Moufawad, Sophie M. 3 Nakatsukasa, Yuji 3 Röhrig-Zöllner, Melven 3 Thies, Jonas 3 Wellein, Gerhard 3 Yang, Haizhao 2 Anzt, Hartwig 2 Ayala, Alan 2 Aykanat, Cevdet 2 Ballard, Grey M. 2 Buttari, Alfredo 2 Censor-Hillel, Keren 2 Claeys, Xavier 2 de Sturler, Eric 2 Drmač, Zlatko 2 Duersch, Jed A. 2 Fukaya, Takeshi 2 Galgon, Martin 2 Gates, Mark 2 Gazzola, Silvia 2 Ghysels, Pieter 2 Gu, Tongxiang 2 Güttel, Stefan 2 Haidar, Azzam 2 Higham, Nicholas J. 2 Il’in, Valeriĭ Pavlovich 2 Imakura, Akira 2 Jiang, Yaolin 2 Kressner, Daniel 2 Kurzak, Jakub 2 Lang, Bruno 2 Leitersdorf, Dean 2 Lin, Lin 2 Lu, Jianfeng 2 Luszczek, Piotr 2 Manguoglu, Murat 2 Mary, Theo A. 2 Miraçi, Ani 2 Papež, Jan 2 Pieper, Andreas 2 Rajamanickam, Sivasankaran 2 Rees, Tyrone 2 Rouet, François-Henry 2 Rozložník, Miroslav 2 Sakurai, Tetsuya 2 Scott, Jennifer A. 2 Sid-Lakhdar, Wissam M. 2 Torun, F. Sukru 2 Tournier, Pierre-Henri 2 Turner, Elia 2 Vohralík, Martin 2 Wang, Bin 2 Xu, Xiaowen 2 Zuo, Xianyu 1 Abasolo, M. 1 Abdelfattah, Ahmad 1 Agullo, Emmanuel 1 Ai-Li, Yang 1 Alhubail, Maitham 1 Alsalti-Baldellou, Àdel A. 1 Álvarez-Farré, Xavier 1 Alvarez, Julen 1 Amestoy, Patrick R. 1 Amodio, Pierluigi 1 Anantharamu, Sreevatsa 1 Anciaux-Sedrakian, A. 1 Aravkin, Aleksandr Y. 1 Arnst, Maarten 1 Awan, Muaaz 1 Azad, Ariful 1 Azizizadeh, Najmeh 1 Baboulin, Marc 1 Bardenet, Rémi 1 Barlow, Jesse L. 1 Bastian, Peter 1 Beattie, Christopher A. 1 Beaupère, Matthias 1 Becker, Stephen R. 1 Begović Kovač, Erna 1 Beliakov, Gleb 1 Benner, Peter ...and 313 more Authors all top 5 Cited in 49 Serials 36 SIAM Journal on Scientific Computing 15 SIAM Journal on Matrix Analysis and Applications 7 Numerical Algorithms 6 Computer Physics Communications 6 Journal of Computational Physics 6 BIT 5 Computers & Mathematics with Applications 5 Journal of Computational and Applied Mathematics 4 Journal of Scientific Computing 4 Acta Numerica 4 Philosophical Transactions of the Royal Society of London. A. Mathematical, Physical and Engineering Sciences 3 Computer Methods in Applied Mechanics and Engineering 3 Applied Mathematics and Computation 3 Numerical Linear Algebra with Applications 3 Mathematical Problems in Engineering 2 International Journal for Numerical Methods in Engineering 2 Theoretical Computer Science 2 Parallel Computing 2 Applied Numerical Mathematics 2 Japan Journal of Industrial and Applied Mathematics 2 Linear Algebra and its Applications 2 SIAM Review 2 Advances in Computational Mathematics 2 Computing and Visualization in Science 1 Computers and Fluids 1 ACM Transactions on Mathematical Software 1 Calcolo 1 Journal of the American Statistical Association 1 Computational Mathematics and Mathematical Physics 1 Mathematical Programming. Series A. Series B 1 Journal of Mathematical Sciences (New York) 1 Computational and Applied Mathematics 1 ETNA. Electronic Transactions on Numerical Analysis 1 Electronic Journal of Probability 1 Sbornik: Mathematics 1 Optimization Methods & Software 1 Soft Computing 1 Lobachevskii Journal of Mathematics 1 Matematicheskoe Modelirovanie 1 Computational Methods in Applied Mathematics 1 Multiscale Modeling & Simulation 1 Parallel Processing Letters 1 GAMM-Mitteilungen 1 Journal of Physics A: Mathematical and Theoretical 1 Numerical Mathematics: Theory, Methods and Applications 1 Science China. Mathematics 1 Statistics and Computing 1 S\(\vec{\text{e}}\)MA Journal 1 International Journal of Applied and Computational Mathematics all top 5 Cited in 24 Fields 146 Numerical analysis (65-XX) 30 Linear and multilinear algebra; matrix theory (15-XX) 24 Computer science (68-XX) 7 Partial differential equations (35-XX) 6 Operations research, mathematical programming (90-XX) 5 Fluid mechanics (76-XX) 4 Probability theory and stochastic processes (60-XX) 4 Mechanics of deformable solids (74-XX) 4 Statistical mechanics, structure of matter (82-XX) 3 Combinatorics (05-XX) 3 Calculus of variations and optimal control; optimization (49-XX) 3 Statistics (62-XX) 3 Quantum theory (81-XX) 2 Ordinary differential equations (34-XX) 2 Optics, electromagnetic theory (78-XX) 2 Systems theory; control (93-XX) 2 Information and communication theory, circuits (94-XX) 1 History and biography (01-XX) 1 Number theory (11-XX) 1 Commutative algebra (13-XX) 1 Dynamical systems and ergodic theory (37-XX) 1 Approximations and expansions (41-XX) 1 Integral equations (45-XX) 1 Biology and other natural sciences (92-XX) Citations by Year