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Dipl.-Math. Alexander Breuer

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Please find most recent information at http://hpgeoc.sdsc.edu/wiki/index.php/AlexBreuer

Contents

Research

Awards & Nominations

Autumn 2014
ACM IEEE-CS George Michael Memorial Fellowship for the doctoral project "Petascale High Order Earthquake Simulations"
Press release #1, press release #2
Autumn 2014
ACM Gordon Bell Prize nomination for the collaborative paper "Petascale High Order Dynamic Rupture Earthquake Simulations on Heterogeneous Supercomputers"
Press release and further information
Summer 2014
PRACE ISC Award for the collaborative paper "Sustained Petascale Performance of Seismic Simulations with SeisSol on SuperMUC"
Press release

Publications

July 2015
High-Order ADER-DG Minimizes Energy- and Time-to-Solution of SeisSol - A. Breuer, A. Heinecke, L. Rannabauer, M.Bader
High Performance Computing, Lecture Notes in Computer Science Volume 9137, 2015, pp 340-357
November 2014
Petascale High Order Dynamic Rupture Earthquake Simulations on Heterogeneous Supercomputers - A. Heinecke, A. Breuer, S. Rettenberger, M. Bader, A.-A. Gabriel, C. Pelties, A. Bode, W. Barth, X.-K. Liao, K. Vaidyanathan, M. Smelyanskiy, P. Dubey
Supercomputing 2014, The International Conference for High Performance Computing, Networking, Storage and Analysis; Gordon Bell Finalist 2014
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; PRACE ISC Award 2014
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

October 2014
Physics-Based Earthquake Rupture Simulations with SeisSol - C. Pelties, A. Gabriel, A. Breuer, M. Bader, A. Heinecke, S. Rettenberger
Extremes 2014 - Modeling, Analysis, and Prediction of Extreme Events; best poster award
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 2015
SeisSol
ISC 2015: BOF - Exploiting SIMD-Parallelism – Today & Tomorrow
June 2015
Minimizing Time- and Energy-to-Solution of SeisSol
PASC 2015: Platform for Advanced Scientific Computing Conference
April 2015
End-to-end Optimization of SeisSol
EASC 2015: Exascale Applications and software conference 2015
March 2015
Unleashing the Power of 1+ Million Cores for Earthquake Simulations
Leogang 2015 Workshop
February 2015
Sustained Petascale Performance on Homogenous and Heterogeneous Supercomputers
EMEA Intel® PCC User Group Event
December 2014
Geophysik auf 147.456 Rechenkernen: SeisSol als Gordon Bell Finalist
Kommission für Informatik der Bayerischen Akademie der Wissenschaften
December 2014
Energy Footprint of SeisSol
First Joint MSE/TUM CS Workshop on Smart Energy Systems
November 2014
Earthquake Simulations on 1+ Million Cores
Intel®'s booth; Supercomputing 2014, The International Conference for High Performance Computing, Networking, Storage and Analysis
September 2014
SeisSol - Petascale Seismic Simulations
EMEA Intel® PCC User Forum Conference
July 2014
Best Practices for the Xeon Phi Coprocessor; Tuning SG++, ls1 mardyn and SeisSol
IXPUG User Meeting 2014
June 2014
Tuning SeisSol for Petascale Performance
ICOSAHOM 2014, International Conference on Spectral and High Order Methods
February 2014
Tuning Sparse and Dense Matrix Operators in SeisSol
SIAM Conference on Parallel Processing and Scientific Computing, February 2014
September 2013
Towards optimal performance of SeisSol, an unstructured ADER-DG code
26th Chemnitz FEM Symposium 2013
September 2013
Accelerating SeisSol by Generating Vectorized Code for Sparse Matrix Operators
International Conference on Parallel Computing (ParCo) 2013
June 2013
Hardware-aware optimization of SeisSol, an unstructured ADER-DG code
SIAM Conference on Mathematical and Computational Issues in the Geosciences
March 2013
Sierpinksi, Parallel Finite Volume Tsunami Simulations on Dynamically Adaptive Triangular Grids
84th Annual Meeting of the International Association of Applied Mathematics and Mechanics
January 2013
Optimization of SeisSol
GeoComputing Seminar, Ludwig-Maximilians-Universität München
July 2011
Peano: Tsunami Simulation is not about Grids
MAC Summer Workshop 2011, Peano User Meeting

Teaching

Tutorials, Courses and Seminars

SS 2015
High Performance Computing, seminar
Numerical Methods for Earthquake and Tsunami Simulation, seminar
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

October 2015
P. Gomez, Master's thesis - A Hardware-aware ADER-DG Method for Hyperbolic Partial Differential Equations
August 2015
J. Klicpera, Bachelor's thesis - Fault Parameterization and Rough Fault Earthquake Simulations in SeisSol
August 2015
F. Späth, Bachelor's thesis - In-situ Visualisierung von Tsunami-Simulationen auf verteilten Systemen
August 2014
L. Rannabauer, Bachelor's thesis - Runge-Kutta and ADER discontinuous Galerkin schemes for hyperbolic partial differential equations
March 2014
F. Gratl, Bachelor's thesis - Workflow automation 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