Edit Profile (opens in new tab) Hager, Georg Co-Author Distance Author ID: hager.georg Published as: Hager, Georg; Hager, G. Documents Indexed: 21 Publications since 2003, including 2 Additional arXiv Preprints Co-Authors: 56 Co-Authors with 21 Joint Publications 877 Co-Co-Authors all top 5 Co-Authors 0 single-authored 21 Wellein, Gerhard 9 Fehske, Holger 8 Zeiser, Thomas 4 Basermann, Achim 4 Kreutzer, Moritz 4 Thies, Jonas 3 Alvermann, Andreas 3 Röhrig-Zöllner, Melven 2 Alappat, Christie Louis 2 Bishop, Alan Reginald 2 Breuer, Michael 2 Ernst, Dominik 2 Galgon, Martin 2 Jeckelmann, Eric 2 Lammers, Peter 2 Lang, Bruno 2 Pieper, Andreas 2 Stengel, Holger 2 Wittmann, Markus 1 Bungartz, Hans-Joachim 1 Büttner, Helmut 1 Carbogno, Christian 1 Deserno, Frank 1 Donath, Stefan 1 Futamura, Yasunori 1 Habich, J. 1 Huber, Sarah E. 1 Huckle, Thomas Kilian 1 Ida, Akihiro 1 Iglberger, Klaus 1 Imakura, Akira 1 Kampf, Arno P. 1 Kawai, Masatoshi 1 Keyes, David Elliot 1 Köcher, Simone 1 Kus, Pavel 1 Lederer, Hermann 1 Ltaief, Hatem 1 Malas, Tahir 1 Manin, Valeriy 1 Marek, Andreas 1 Nakajima, Kengo 1 Nemec, Lydia 1 Nitsure, A. 1 Overmars, Nigel 1 Reuter, Karsten 1 Rippl, Michael 1 Rüde, Ulrich 1 Sakurai, Tetsuya 1 Scheffler, Matthias 1 Schenk, Olaf 1 Scheurer, Christoph 1 Sekania, Michael 1 Shahzad, Faisal 1 Simoes Brambila, Danilo 1 Weiße, Alexander all top 5 Serials 3 SIAM Journal on Scientific Computing 2 Computers and Fluids 2 Journal of Computational Physics 1 Computers & Mathematics with Applications 1 ACM Transactions on Mathematical Software 1 Japan Journal of Industrial and Applied Mathematics 1 Advances in Engineering Software 1 Progress in Computational Fluid Dynamics all top 5 Fields 9 Numerical analysis (65-XX) 7 Computer science (68-XX) 7 Fluid mechanics (76-XX) 3 Quantum theory (81-XX) 3 Statistical mechanics, structure of matter (82-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 15 Publications have been cited 107 times in 88 Documents Cited by ▼ Year ▼ On the single processor performance of simple lattice Boltzmann kernels. Zbl 1177.76335 Wellein, G.; Zeiser, T.; Hager, G.; Donath, S. 34 2006 A unified sparse matrix data format for efficient general sparse matrix-vector multiplication on modern processors with wide SIMD units. Zbl 1307.65055 Kreutzer, Moritz; Hager, Georg; Wellein, Gerhard; Fehske, Holger; Bishop, Alan R. 19 2014 Comparison of different propagation steps for lattice Boltzmann methods. Zbl 1319.76043 Wittmann, Markus; Zeiser, Thomas; Hager, Georg; Wellein, Gerhard 14 2013 Increasing the performance of the Jacobi-Davidson method by blocking. Zbl 1329.65077 Röhrig-Zöllner, Melven; Thies, Jonas; Kreutzer, Moritz; Alvermann, Andreas; Pieper, Andreas; Basermann, Achim; Hager, Georg; Wellein, Gerhard; Fehske, Holger 7 2015 Performance analysis and optimization strategies for a D3Q19 lattice Boltzmann kernel on nVIDIA GPUs using CUDA. Zbl 1308.76221 Habich, J.; Zeiser, T.; Hager, G.; Wellein, G. 7 2011 Introducing a parallel cache oblivious blocking approach for the lattice Boltzmann method. Zbl 1388.76320 Zeiser, T.; Wellein, G.; Nitsure, A.; Iglberger, K.; Rüde, U.; Hager, G. 5 2008 Parallelization strategies for density matrix renormalization group algorithms on shared-memory systems. Zbl 1045.81575 Hager, G.; Jeckelmann, E.; Fehske, H.; Wellein, G. 4 2004 High-performance implementation of Chebyshev filter diagonalization for interior eigenvalue computations. Zbl 1376.65055 Pieper, Andreas; Kreutzer, Moritz; Alvermann, Andreas; Galgon, Martin; Fehske, Holger; Hager, Georg; Lang, Bruno; Wellein, Gerhard 3 2016 Domain decomposition and locality optimization for large-scale lattice Boltzmann simulations. Zbl 1426.76621 Wittmann, M.; Zeiser, T.; Hager, G.; Wellein, G. 3 2013 Multicore-optimized wavefront diamond blocking for optimizing stencil updates. Zbl 1331.68286 Malas, T.; Hager, G.; Ltaief, H.; Stengel, H.; Wellein, G.; Keyes, D. 3 2015 Benefits from using mixed precision computations in the ELPA-AEO and ESSEX-II eigensolver projects. Zbl 1418.65044 Alvermann, Andreas; Basermann, Achim; Bungartz, Hans-Joachim; Carbogno, Christian; Ernst, Dominik; Fehske, Holger; Futamura, Yasunori; Galgon, Martin; Hager, Georg; Huber, Sarah; Huckle, Thomas; Ida, Akihiro; Imakura, Akira; Kawai, Masatoshi; Köcher, Simone; Kreutzer, Moritz; Kus, Pavel; Lang, Bruno; Lederer, Hermann; Manin, Valeriy; Marek, Andreas; Nakajima, Kengo; Nemec, Lydia; Reuter, Karsten; Rippl, Michael; Röhrig-Zöllner, Melven; Sakurai, Tetsuya; Scheffler, Matthias; Scheurer, Christoph; Shahzad, Faisal; Simoes Brambila, Danilo; Thies, Jonas; Wellein, Gerhard 2 2019 Have the vectors the continuing ability to parry the attack of the killer micros? Zbl 1303.76094 Lammers, Peter; Wellein, Gerhard; Zeiser, Thomas; Hager, Georg; Breuer, Michael 2 2006 PHIST: a pipelined, hybrid-parallel iterative solver toolkit. Zbl 1486.65041 Thies, Jonas; Röhrig-Zöllner, Melven; Overmars, Nigel; Basermann, Achim; Ernst, Dominik; Hager, Georg; Wellein, Gerhard 2 2020 Direct numerical simulation of turbulent flow over dimples – code optimization for NEC SX-8 plus flow results. Zbl 1391.76204 Breuer, M.; Lammers, P.; Zeiser, T.; Hager, G.; Wellein, G. 1 2008 Fast sparse matrix-vector multiplication for TeraFlop/s computers. Zbl 1027.65508 Wellein, Gerhard; Hager, Georg; Basermann, Achim; Fehske, Holger 1 2003 PHIST: a pipelined, hybrid-parallel iterative solver toolkit. Zbl 1486.65041 Thies, Jonas; Röhrig-Zöllner, Melven; Overmars, Nigel; Basermann, Achim; Ernst, Dominik; Hager, Georg; Wellein, Gerhard 2 2020 Benefits from using mixed precision computations in the ELPA-AEO and ESSEX-II eigensolver projects. Zbl 1418.65044 Alvermann, Andreas; Basermann, Achim; Bungartz, Hans-Joachim; Carbogno, Christian; Ernst, Dominik; Fehske, Holger; Futamura, Yasunori; Galgon, Martin; Hager, Georg; Huber, Sarah; Huckle, Thomas; Ida, Akihiro; Imakura, Akira; Kawai, Masatoshi; Köcher, Simone; Kreutzer, Moritz; Kus, Pavel; Lang, Bruno; Lederer, Hermann; Manin, Valeriy; Marek, Andreas; Nakajima, Kengo; Nemec, Lydia; Reuter, Karsten; Rippl, Michael; Röhrig-Zöllner, Melven; Sakurai, Tetsuya; Scheffler, Matthias; Scheurer, Christoph; Shahzad, Faisal; Simoes Brambila, Danilo; Thies, Jonas; Wellein, Gerhard 2 2019 High-performance implementation of Chebyshev filter diagonalization for interior eigenvalue computations. Zbl 1376.65055 Pieper, Andreas; Kreutzer, Moritz; Alvermann, Andreas; Galgon, Martin; Fehske, Holger; Hager, Georg; Lang, Bruno; Wellein, Gerhard 3 2016 Increasing the performance of the Jacobi-Davidson method by blocking. Zbl 1329.65077 Röhrig-Zöllner, Melven; Thies, Jonas; Kreutzer, Moritz; Alvermann, Andreas; Pieper, Andreas; Basermann, Achim; Hager, Georg; Wellein, Gerhard; Fehske, Holger 7 2015 Multicore-optimized wavefront diamond blocking for optimizing stencil updates. Zbl 1331.68286 Malas, T.; Hager, G.; Ltaief, H.; Stengel, H.; Wellein, G.; Keyes, D. 3 2015 A unified sparse matrix data format for efficient general sparse matrix-vector multiplication on modern processors with wide SIMD units. Zbl 1307.65055 Kreutzer, Moritz; Hager, Georg; Wellein, Gerhard; Fehske, Holger; Bishop, Alan R. 19 2014 Comparison of different propagation steps for lattice Boltzmann methods. Zbl 1319.76043 Wittmann, Markus; Zeiser, Thomas; Hager, Georg; Wellein, Gerhard 14 2013 Domain decomposition and locality optimization for large-scale lattice Boltzmann simulations. Zbl 1426.76621 Wittmann, M.; Zeiser, T.; Hager, G.; Wellein, G. 3 2013 Performance analysis and optimization strategies for a D3Q19 lattice Boltzmann kernel on nVIDIA GPUs using CUDA. Zbl 1308.76221 Habich, J.; Zeiser, T.; Hager, G.; Wellein, G. 7 2011 Introducing a parallel cache oblivious blocking approach for the lattice Boltzmann method. Zbl 1388.76320 Zeiser, T.; Wellein, G.; Nitsure, A.; Iglberger, K.; Rüde, U.; Hager, G. 5 2008 Direct numerical simulation of turbulent flow over dimples – code optimization for NEC SX-8 plus flow results. Zbl 1391.76204 Breuer, M.; Lammers, P.; Zeiser, T.; Hager, G.; Wellein, G. 1 2008 On the single processor performance of simple lattice Boltzmann kernels. Zbl 1177.76335 Wellein, G.; Zeiser, T.; Hager, G.; Donath, S. 34 2006 Have the vectors the continuing ability to parry the attack of the killer micros? Zbl 1303.76094 Lammers, Peter; Wellein, Gerhard; Zeiser, Thomas; Hager, Georg; Breuer, Michael 2 2006 Parallelization strategies for density matrix renormalization group algorithms on shared-memory systems. Zbl 1045.81575 Hager, G.; Jeckelmann, E.; Fehske, H.; Wellein, G. 4 2004 Fast sparse matrix-vector multiplication for TeraFlop/s computers. Zbl 1027.65508 Wellein, Gerhard; Hager, Georg; Basermann, Achim; Fehske, Holger 1 2003 all cited Publications top 5 cited Publications all top 5 Cited by 294 Authors 6 Wellein, Gerhard 5 Hager, Georg 5 Rüde, Ulrich 5 Zeiser, Thomas 4 So, Ronald M. C. 4 Thies, Jonas 3 Alvermann, Andreas 3 Asinari, Pietro 3 Basermann, Achim 3 Bernaschi, Massimo 3 Fehske, Holger 3 Gao, Jiaquan 3 He, Guixia 3 Krause, Mathias J. 3 Kreutzer, Moritz 3 Montessori, Andrea 3 Röhrig-Zöllner, Melven 3 Wittmann, Markus 2 Amati, Giorgio 2 Bertrand, François 2 Bonaccorso, Fabio 2 Dreier, Nils-Arne 2 Durst, Franz 2 Engwer, Christian 2 Galgon, Martin 2 Grasser, Tibor 2 Hyväluoma, Jari 2 Jüngel, Ansgar 2 Kam, E. W. S. 2 Köstler, Harald 2 Krasnopolsky, Boris I. 2 Lang, Bruno 2 Lauricella, Marco 2 Leung, W. W. F. 2 Levchenko, Vadim D. 2 Linxweiler, Jan 2 Mantovani, Filippo 2 Mattila, Keijo K. 2 Pieper, Andreas 2 Pivanti, Marcello 2 Qi, Panpan 2 Rossi, Tuomo 2 Roy, Robert 2 Rupp, Karl 2 Schifano, Sebastiano Fabio 2 Schiller, Ulf D. 2 Succi, Sauro 2 Tiribocchi, Adriano 2 Tripiccione, Raffaele 2 Vidal, David 2 Weinbub, Josef 2 Wohlmuth, Barbara I. 1 Accaputo, Giuseppe 1 Adduce, Claudia 1 Álvarez, Gonzalo A. 1 Andrews, James P. 1 Arbenz, Peter 1 Aspnäs, Mats 1 Astorino, Matteo 1 Avis, Samuel J. 1 Axner, Lilit 1 Ayala, Orlando M. 1 Barakos, George N. 1 Bastian, Peter 1 Bauer, Martin 1 Becerra-Sagredo, Julián-Tercero 1 Bernsdorf, Jörg 1 Beronov, Kamen N. 1 Biferale, Luca 1 Birk, Sebastian 1 Bisson, Mauro 1 Blatt, Markus 1 Bludau, Jakob 1 Bo, Yuntian 1 Botsch, T. 1 Boukhris, Siham 1 Breuer, Michael 1 Bungartz, Hans-Joachim 1 Bushe, William Kendal 1 Cabezas-Gómez, Luben 1 Carbogno, Christian 1 Chai, Zhenhua 1 Chang, Hung-Wen 1 Chen, Rou 1 Chen, Shiyi 1 Chen, Yu 1 Chiavazzo, Eliodoro 1 Coveney, Peter V. 1 Czelusniak, Luiz Eduardo 1 Dabrowski, Marcin 1 Dapelo, Davide 1 Dedner, Andreas S. 1 Derlet, Peter M. 1 Di Rienzo, Antonio F. 1 Diamond, Gerrett 1 Donath, Stefan 1 Dziekonski, A. 1 Ebadi, Ghodrat 1 Eibl, Sebastian 1 Ernst, Dominik ...and 194 more Authors all top 5 Cited in 29 Serials 17 Computers and Fluids 10 Computer Physics Communications 9 SIAM Journal on Scientific Computing 8 Journal of Computational Physics 7 Computers & Mathematics with Applications 3 Lobachevskii Journal of Mathematics 2 Journal of Computational and Applied Mathematics 2 Parallel Computing 2 Mathematical Problems in Engineering 2 Communications in Computational Physics 1 Journal of Fluid Mechanics 1 Wave Motion 1 ACM Transactions on Mathematical Software 1 BIT 1 International Journal for Numerical Methods in Engineering 1 Applied Numerical Mathematics 1 Journal of Scientific Computing 1 Japan Journal of Industrial and Applied Mathematics 1 International Journal of Computer Mathematics 1 Advances in Engineering Software 1 Computing and Visualization in Science 1 European Journal of Mechanics. B. Fluids 1 Sādhanā 1 Acta Numerica 1 Journal of Statistical Mechanics: Theory and Experiment 1 GAMM-Mitteilungen 1 Advances in Applied Mathematics and Mechanics 1 S\(\vec{\text{e}}\)MA Journal 1 International Journal of Applied and Computational Mathematics all top 5 Cited in 13 Fields 56 Numerical analysis (65-XX) 53 Fluid mechanics (76-XX) 9 Statistical mechanics, structure of matter (82-XX) 8 Partial differential equations (35-XX) 6 Mechanics of deformable solids (74-XX) 4 Computer science (68-XX) 3 Linear and multilinear algebra; matrix theory (15-XX) 2 Classical thermodynamics, heat transfer (80-XX) 2 Quantum theory (81-XX) 1 Dynamical systems and ergodic theory (37-XX) 1 Optics, electromagnetic theory (78-XX) 1 Astronomy and astrophysics (85-XX) 1 Geophysics (86-XX) Citations by Year