AlexBreuer
- Address:
- University of California, San Diego
- San Diego Supercomputer Center
- 9500 Gilman Drive MC 0505
- Office:
- 363
- Email:
- anbreuer@ucsd.edu
- Phone:
- +1 (858) 822-5692
Research
Honors
- Spring 2016
- Nominated for best dissertation prize 2015 of Gesellschaft für Informatik GI-Dissertationspreis
- 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
- June 2017
- EDGE: Extreme Scale Fused Seismic Simulations with the Discontinuous Galerkin Method - A. Breuer, A. Heinecke, Y. Cui
- In Kunkel J., Yokota R., Balaji P., Keyes D. (eds) High Performance Computing. ISC 2017. Lecture Notes in Computer Science, vol 10266. Springer, Cham
- June 2017
- Accelerating Seismic Simulations using the Intel Xeon Phi Knights Landing Processor - J. Tobin, A. Breuer, A. Heinecke, C. Yount, Y. Cui
- In Kunkel J., Yokota R., Balaji P., Keyes D. (eds) High Performance Computing. ISC 2017. Lecture Notes in Computer Science, vol 10266. Springer, Cham
- January 2017
- Hochperformante Erdbebensimulationen - A. Breuer
- Ausgezeichnete Informatikdissertationen 2015, Lecture Notes in Informatics (LNI), Gesellschaft für Informatik, Bonn 2016 41
- November 2016
- YASK - Yet Another Stencil Kernel: a framework for HPC stencil code-generation and tuning - C. Yount, J. Tobin, A. Breuer, A. Duran
- 2016 Sixth International Workshop on Domain-Specific Languages and High-Level Frameworks for High Performance Computing
- June 2016
- Chapter 21 - High Performance Earthquake Simulations - A. Heinecke, A. Breuer, M. Bader
- Intel Xeon Phi Processor High Performance Programming Knights Landing Edition, pp. 471-498. Morgan Kaufmann, 2016
- June 2016
- High Order Seismic Simulations on the Intel Xeon Phi Processor (Knights Landing) - A. Heinecke, A. Breuer, M.Bader
- High Performance Computing: 31st International Conference, ISC High Performance 2016, Frankfurt, Germany, June 19-23, 2016, Proceedings
- May 2016
- Petascale Local Time Stepping for the ADER-DG Finite Element Method - A. Breuer, A. Heinecke, M. Bader
- 2016 IEEE International Parallel and Distributed Processing Symposium (IPDPS), pp. 854-863. IEEE, 2016
- 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
- June 2018
- Deep Learning Hardware Accelerates Fused Discontinuous Galerkin Simulations - A. Heinecke, A. Breuer, J. Qiu, Y. Cui
- ISC High Performance 2018, Frankfurt, Germany
- September 2017
- Fused Seismic Simulations with the Discontinuous Galerkin Method at Extreme-Scale - A. Breuer, A. Heinecke, Y. Cui
- Southern California Earthquake Center, Annual Meeting, 2017
- September 2017
- Tuning AWP-ODC-OS for efficient, scalable performance on manycore architectures - D. Lenz, J. Tobin, A. Breuer, A. Heinecke, C. Yount, & Y. Cui
- Southern California Earthquake Center, Annual Meeting, 2017
- September 2016
- Recent Advances of the ADER-DG Finite Element Method for Seismic Simulations - A. Breuer, A. Heinecke, Y. Cui
- Southern California Earthquake Center, Annual Meeting, 2016
- September 2016
- Accelerating AWP-ODC-OS Using Xeon Phi Processors - J. Tobin, A. Breuer, C. Yount, A. Heinecke, Y. Cui
- Southern California Earthquake Center, Annual Meeting, 2016
- April 2016
- High Performance Algorithms and Software for Seismic Simulations - A. Breuer, A. Heinecke, M. Bader
- 17th SIAM Conference on Parallel Processing for Scientific Computing
- 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
- September 2017
- Harnessing the Intel Xeon Phi x200 Processor for Earthquake Simulations - A. Breuer, Y. Cui, A. Heinecke, J. Tobin, and C. Yount
- IXPUG US Annual Meeting, Austin, TX, USA
- June 2017
- EDGE: Extreme Scale Fused Seismic Simulations with the Discontinuous Galerkin Method - A. Breuer, A. Heinecke, Y. Cui
- International Super Computing (ISC) High Performance, Frankfurt, Germany
- June 2017
- Extreme Scale Earthquake Simulations on the Intel® Xeon Phi™ x200 Processor - A. Breuer, Y. Cui, A. Heinecke, J. Tobin, C. Yount
- Intel Collaboration Hub at International Super Computing (ISC) High Performance, Frankfurt, Germany
- April 2017
- EDGE: Extreme-scale Discontinuous Galerkin Environment - A. Breuer, A. Heinecke, Y. Cui
- Seismological Society of America (SSA), Annual Meeting, Denver, CO, USA
- September 2016
- Seismic Simulations with Local Time Stepping on Xeon and Xeon Phi Processors
- IXPUG 2016 Annual US Meeting (IXPUG2016)
- June 2016
- Petascale Local Time Stepping for the ADER-DG Finite Element Method
- ICOSAHOM 2016
- June 2016
- Towards 100+ PFLOPS: A Roadmap for AWP-ODC and UQ with DG-FEM on next-generation Intel Xeon Phi Processors
- SCEC Cybershake and High-F Workshop
- May 2016
- Petascale Local Time Stepping for the ADER-DG Finite Element Method
- IPDPS 2016
- May 2016
- High Performance Earthquake Simulations
- Kolloquium zum GI Dissertationspreis 2015
- December 2015
- High Performance Earthquake Simulations
- Geophysics seminar at San Diego State University
- November 2015
- High Performance Earthquake Simulations
- The International Conference for High Performance Computing, Networking, Storage and Analysis
- October 2015
- High Performance Earthquake Simulations
- Invited presentation, Imperial College
- 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
Synergistic Activities
- IPDPS18 committee member in the area "Experiments and Practice in Parallel and Distributed Computing"
- Reviewed 15 poster submissions for SC17
- Co-organized minisymposium at SIAM CSE 2017: Efficiency of High-Order Methods on the 2nd Generation Intel Xeon Phi Processor
- Co-organized minisymposium at PASC 2015: Advances in Numerics and Physical Modeling for Geophysical Fluid Dynamics
- Member of Society for Industrial and Applied Mathematics (SIAM)
- Member of Association for Computing Machinery (ACM)
- Member of Seismological Society of America (SSA)
Teaching
Tutorials, Courses and Seminars
- SS 2017
- Application Example: SIMD+OMP+MPI in EDGE Extreme Scale Earthquake Simulations, presentation in UCSD lecture Physics 244, Parallel Computing for Science and Engineering
- 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
Selected Student Projects
- since September 2017
- J. Qiu, Student Volunteer - Performance modeling, Cache Blocking and Reduction of L1 Write Conflicts for fused ADER-DG simulations on Knights Landing
- since March 2017
- D. Lenz, Student Volunteer and Graduate Student Researcher - Automated Remote Job Submissions using SAGA-Python and Low Precision (FP16/INT16) for ADER-DG
- since April 2017
- R. Konwar, Graduate Student Researcher - Continuous Integration and Continuous Delivery for AWP-ODC-OS
- June 2017
- J. Tobin, Student Volunteer and Graduate Student Researcher - Accelerating Seismic Simulations using the Intel Xeon Phi Knights Landing Processor
- 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