Advances in ArborX to support exascale applications
Prokopenko A, Lebrun-Grandie D, et al. (2024). "Advances in ArborX to support exascale applications." The International Journal of High Performance Computing Applications. 39(1).
CV
Work experience
- Spring 2014: Computational Scientist
- Oak Ridge National Laboratory
Skills
- Computer Programming
- C++: expert, ISO C++ standards committee member since 2018
- Software Development
- 15 years of contribution to open-source software for science
- Languages
- English and German: fluent
- French: native
Education
- Ph.D in Nuclear Engineering, Texas A&M University, USA, 2014
- M.S. in Physics, Karlsruhe Institute of Technology, Germany, 2010
- M.Eng. in Physics Engineering, Grenoble Institute of Technology, France, 2009
Publications
Experiences with implementing Kokkos’ SYCL backend
Arndt A, Lebrun-Grandie D, Trott C (2024). "Experiences with implementing Kokkos’ SYCL backend." IWOCL '24: Proceedings of the 12th International Workshop on OpenCL and SYCL.
PANDORA: A Parallel Dendrogram Construction Algorithm for Single Linkage Clustering on GPU
Sao P, Prokopenko A, Lebrun-Grandie D (2024). "PANDORA: A Parallel Dendrogram Construction Algorithm for Single Linkage Clustering on GPU." ICPP '24: Proceedings of the 53rd International Conference on Parallel Processing.
Fast tree-based algorithms for DBSCAN for low-dimensional data on GPUs
Prokopenko A, Lebrun-Grandie D, Arndt A (2023). "Fast tree-based algorithms for DBSCAN for low-dimensional data on GPUs." ICPP '23: Proceedings of the 52nd International Conference on Parallel Processing.
The Kokkos OpenMPTarget Backend: Implementation and Lessons Learned
Gayatri et al. (2023). "The Kokkos OpenMPTarget Backend: Implementation and Lessons Learned." IWOMP 2023 : 19th International Workshop on OpenMP.
Application Experiences on a GPU-Accelerated Arm-based HPC Testbed
Elwasif et al. (2023). "Application Experiences on a GPU-Accelerated Arm-based HPC Testbed." Proceedings of the HPC Asia 2023 Workshops.
A single-tree algorithm to compute the Euclidean minimum spanning tree on GPUs
Prokopenko A, Sao P, Lebrun-Grandie D (2022). "A single-tree algorithm to compute the Euclidean minimum spanning tree on GPUs." ICPP '22: Proceedings of the 51st International Conference on Parallel Processing.
Cabana: A Performance Portable Library for Particle-Based Simulations
Slattery SR, Reeve ST, et al. (2022). "Cabana: A Performance Portable Library for Particle-Based Simulations." Journal of Open Source Software. 7(72).
Kokkos 3: Programming Model Extensions for the Exascale Era
Trott CR, Lebrun-Grandie DT, et al. (2022). "Kokkos 3: Programming Model Extensions for the Exascale Era." IEEE Transactions on Parallel and Distributed Systems. 33(4).
The Kokkos Ecosystem: Comprehensive Performance Portability for High Performance Computing
Trott et al. (2021). "The Kokkos Ecosystem: Comprehensive Performance Portability for High Performance Computing." Computing in Science & Engineering. 23(5).
Enabling particle applications for exascale computing platforms
Mniszewski SM, Belak J, et al. (2021). "Enabling particle applications for exascale computing platforms." The International Journal of High Performance Computing Applications. 35(6).
ArborX: A Performance Portable Geometric Search Library
Lebrun-Grandie et al. (2020). "ArborX: A Performance Portable Geometric Search Library." ACM Transactions on Mathematical Software. 47(1).
Talks
Kokkos Best Practices: Integrating Kokkos into Your Project
Talk at CExA Kokkos Tea-Time, Saclay, France
Sustainable HPC Software: Lessons from the Trenches (A Maintainer’s Perspective)
Invited Talk at SOS27 Workshop, Engelberg, Switzerland
Kokkos in Japan: A Tutorial at Kyushu University
Tutorial at Research Institute for Information Technology, Kyushu University, Kyushu, Japan
PPPL Center for Advanced Computation Tutorials: A short Kokkos introduction
Invited Talk at Princeton Plasma Physics Laboratory (PPPL), Princeton, New Jersey, USA
CASS BoF Days: Kokkos Ecosystem - State of the Union
BoF Session at Consortium for the Advancement of Scientific Software (CASS) first virtual Birds-of-a-Feather (BoF) days, Oak Ridge, Tennessee, USA
CExA Kokkos training days in Saclay, France
Multiday training event at Maison de la Simulation, CEA Paris-Saclay center, Saclay, France
Device Agnostic Programming Models Training Series - Kokkos
Tutorial at Training Event, National Computational Infrastructure, Canberra, Australia
C++ 23/26: What’s Next?
Panel at ISC High Performance 2024, Hamburg, Germany
CSE 6230: HPC Tools and Applications – Spring ’24
Graduate course at Georgia Tech, School of Computational Science and Engineering, Atlanta, Georgia, USA
The Kokkos ecosystem - Sustaining performance portability at the exascale era
Invited Talk at SC23: Featured Speaker at the DOE Booth, Denver, Colorado, USA
Welcome to C++ 23, the “pandemic” edition and C++ NEXT in 2026
Panel at SC23, Denver, Colorado, USA
CExA Kokkos training days in Saclay, France
Multiday training event at Maison de la Simulation, CEA Paris-Saclay center, Saclay, France
Kokkos tutorial at EuroTUG 2023 in Delft, Netherlands
Tutorial at Delft University of Technology, Delft, Netherlands
Kokkos case study: ArborX
Invited Talk at On the trail to exascale workshop, STFC Hartree Centre, Warrington, UK
Overcoming Today’s Limitations of Standard C++ with Kokkos
Invited Talk at SOS-25 Workshop, Lake Tahoe, CA, USA
CSE 6230: HPC Tools and Applications – Spring ’23
Graduate course at Georgia Tech, School of Computational Science and Engineering, Atlanta, Georgia, USA
Sustainability through standardization
Talk at 2023 Exascale Computing Project Annual Meeting, Houston, Texas, USA
Paving the way to exascale for scientific applications
Invited Talk at SC22: 3rd Workshop on Hierarchical Parallelism for Exascale Computing (HiPar), Dallas, Texas, USA
Kokkos tutorial at ATPESC 2022
Tutorial at Argonne Training Program on Extreme-Scale Computing (ATPESC), St. Charles, IL, USA
Service and leadership
- Led the development and launch of the CppCon Scientific Computing Track, serving as Chair since 2022.
- High Performance Software Foundation (HPSF) Governing Board: Technical Advisory Council representative.