Dipl.-Math. Alexander Breuer

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Address:
Leibniz Supercomputing Centre
Boltzmannstr. 1
Office:
E.2.036
Email:
Breueramail.png
Phone:
(089) 35 831 7811
Fax:
(089) 289 18 607
Office Hours:
by arrangement

Breuera.png

Publications

Proceedings

April 2014
Vectorization of an Augmented Riemann Solver for the Shallow Water Equations - M. Bader, A. Breuer, Wolfgang Hölzl, S. Rettenberger
2014 International Conference on High Performance Computing & Simulation (HPCS 2014), accepted
March 2014
Sustained Petascale Performance of Seismic Simulations with SeisSol on SuperMUC - A. Breuer, A. Heinecke, S. Rettenberger, M. Bader, A. Gabriel, C. Pelties
International Supercomputing Conference (ISC) Proceedings 2014 of Lecture Notes in Computer Science. Springer, Heidelberg, June 2014, accepted
January 2014
Hardware-aware block size tailoring on adaptive spacetree grids for shallow water waves - T. Weinzierl, R. Wittmann, K. Unterweger, M. Bader, A. Breuer, S. Rettenberger
HiStencils 2014 - 1st International Workshop on High-Performance Stencil Computations, 2014, accepted
November 2013
Optimized Kernels for large scale earthquake simulations with SeisSol, an unstructured ADER-DG code (poster abstract) - A. Heinecke, A. Breuer, S. Rettenberger, M. Bader, A. Gabriel, C. Pelties, S. Wenk
Supercomputing 2013, The International Conference for High Performance Computing, Networking, Storage and Analysis, IEEE, Denver, November 2013
October 2013
Accelerating SeisSol by Generating Vectorized Code for Sparse Matrix Operators - A. Breuer, A. Heinecke, M. Bader, C. Pelties
Parallel Computing - Accelerating Computational Science and Engineering (CSE), Volume 25 of Advances in Parallel Computing, p. 347–356. IOS Press, April 2014
November 2012
Teaching Parallel Programming Models on a Shallow-Water Code - A. Breuer, M. Bader
ISPDC 2012 - 11th International Symposium on Parallel and Distributed Computing, IEEE Computer Society
September 2012
Parallel Fully Adaptive Tsunami Simulations (extended abstract) - M. Bader, A. Breuer, M. Schreiber
Facing the Multicore-Challenge III - Aspects of New Paradigms and Technologies in Parallel Computing, Lecture Notes in Computer Science, Vol. 7686, Theoretical Computer Science and General Issues

Posters

November 2013
Optimized Kernels for large scale earthquake simulations with SeisSol, an unstructured ADER-DG code - A. Heinecke, A. Breuer, S. Rettenberger, M. Bader, A. Gabriel, C. Pelties, S. Wenk
Supercomputing 2013, The International Conference for High Performance Computing, Networking, Storage and Analysis.. IEEE, Denver, November 2013
October 2013
SeisSol: The ADER-DG method for seismic wave propagation and earthquake rupture dynamics - C. Pelties, A. Gabriel, L. Passone, A. Breuer, S. Rettenberger, A. Atanasov
Southern California Earthquake Center, Annual Meeting, 2013
June 2013
Optimizing a Cartesian Shallow Water Code on Hybrid Architectures - M. Bader, A. Breuer, S. Rettenberger
SIAM Conference on Mathematical and Computational Issues in the Geosciences
April 2013
The Leibniz-Rechenzentrum (LRZ) as a computation laboratory for the geoscience communities: systems, tools, services, and joint efforts for HPC-applications in geosciences - G. Brietzke, A. Frank, C. Pelties, A. Breuer, A. Heinecke
European Geosciences Union 2013
February 2013
A 3D dynamic rupture and sea floor simulation of the 2011 Mw9 Tohoku earthquake coupled with Tsunamis - P. Galvez, A. Breuer, L. Dalguer, S. Rettenberger
Symposium "Extreme Events: Modeling, Analysis, and Prediction"
February 2013
Simulation of Tsunamigenic Earthquakes in the ASCETE project - M. Bader, A. Breuer, A. Gabriel, A. Heinecke, M. Käser, C. Pelties, S. Rettenberger
Symposium "Extreme Events: Modeling, Analysis, and Prediction"
September 2012
Parallel Fully Adaptive Tsunami Simulations - M. Bader, A. Breuer, M. Schreiber
Facing the Multicore-Challenge III - Aspects of New Paradigms and Technologies in Parallel Computing
May 2012
Dynamically adaptive simulation of Tsunamis - A. Breuer, M. Schreiber, M. Bader
KAUST-IAMCS Workshop on Modeling and Simulation of Wave Propagation and Applications 2012
February 2012
Teaching Parallel Programming Models on a Shallow-Water Code - M. Bader, A. Breuer
SIAM Conference on Parallel Processing for Scientific Computing
March 2011
Finite-Volume Tsunami-Simulation using the Peano-Framework - A. Breuer
ASIM Workshop 2011 -- Trends in Computational Science and Engineering

Talks

July 2014
Best Practices for the Xeon Phi Coprocessor; Tuning SG++, ls1 mardyn and SeisSol - A. Breuer
IXPUG User Meeting 2014
June 2014
Tuning SeisSol for Petascale Performance - A. Breuer, A. Heinecke, S. Rettenberger, M. Bader, A. Gabriel, C. Pelties
ICOSAHOM 2014, International Conference on Spectral and High Order Methods
February 2014
Tuning Sparse and Dense Matrix Operators in SeisSol - A. Breuer, A. Heinecke, S. Rettenberger, M. Bader, A. Gabriel, C. Pelties
SIAM Conference on Parallel Processing and Scientific Computing, February 2014
September 2013
Towards optimal performance of SeisSol, an unstructured ADER-DG code - A. Breuer, A. Heinecke, S. Rettenberger, M. Bader, A. Gabriel, C. Pelties
26th Chemnitz FEM Symposium 2013
September 2013
Accelerating SeisSol by Generating Vectorized Code for Sparse Matrix Operators - A. Breuer, A. Heinecke, M. Bader and C. Pelties
International Conference on Parallel Computing (ParCo) 2013
June 2013
Hardware-aware optimization of SeisSol, an unstructured ADER-DG code - A. Breuer, A. Heinecke, S. Rettenberger, M. Bader, C. Pelties
SIAM Conference on Mathematical and Computational Issues in the Geosciences
March 2013
Sierpinksi, Parallel Finite Volume Tsunami Simulations on Dynamically Adaptive Triangular Grids - A. Breuer, M. Schreiber, M. Bader
84th Annual Meeting of the International Association of Applied Mathematics and Mechanics
January 2013
Optimization of SeisSol - A. Breuer, A. Heinecke, S. Rettenberger, M. Bader, C. Pelties
GeoComputing Seminar, Ludwig-Maximilians-Universität München
July 2011
Peano: Tsunami Simulation is not about Grids - A. Breuer
MAC Summer Workshop 2011, Peano User Meeting

Teaching

Tutorials, Courses and Seminars

WS 2014
Scientific Computing: Molecular Dynamics, bachelor practical course
Tsunami-Simulation, bachelor practical course
High Performance Computing, master practical course
SS 2014
Numerical Methods for Earthquake and Tsunami Simulation, seminar
WS 2013
Advanced Programming, lectures
High Performance Computing, master practical course
SS 2013
Tsunami-Simulation, bachelor practical course
Numerical Methods for Hyperbolic PDEs: From Traffic Simulation to Earthquakes and Tsunamis, seminar
WS 2012/2013
Scientific Computing: Molecular Dynamics, bachelor practical course
Summer 2012
Gene Golub SIAM Summer School 2012 - Simulation and Supercomputing in the Geosciences, teaching assistant
SS 2012
Numerical Methods for Earthquake and Tsunami Simulation, seminar
Numerical Programming, tutorials, programming assignments
WS 2011/2012
Discrete Structures, tutorials

Student projects

since May 2014
L. Rannabauer, Bachelor's thesis
March 2014
F. Gratl, Bachelor's thesis - Workflow automatization of verification and performance tests for SeisSol
December 2013
L. Rannabauer, Bachelor's thesis - Q-bench: implementation and parametrisation of a routine to evaluate the quality of traffic information
October 2013
L. Spiegelberg, Bachelor's thesis - Ocean circulation studies in the Labrador Sea
July 2013
W. Hölzl, Bachelor's thesis - Vectorization and GPGPU-Acceleration of an Augmented Riemann Solver for the Shallow Water Equations
June 2013
M. Müller, Interdisciplinary Project - Global Tsunami Simulation on Distorted Adaptive Triangular-Grids
March 2013
A. Bakhtiari and D. Pinaev, BGCE Honours Project 2012 - Implementation of a 3D Model for Seismic Simulations on Adaptive Refined Meshes in PeanoClaw
November 2012
D. Gudu, Master's Thesis - Parallel Tsunami Simulations With Block-Structured Adaptive Mesh Refinement
June 2012
S. Rettenberger, Master's Thesis - A parallel server for adaptive geoinformation in computational fluid dynamics