Dr. Demian Hespe
- Herr Dr. Hespe hat unser Institut inzwischen verlassen.
- hespe ∂does-not-exist.kit edu
- github.com/Hespian
Software
KaMIS - Karlsruhe Maximum Independent Sets
WeGotYouCovered - Der "Vertex Cover"-Löser, der den PACE 2019 Wettbewerb gewann
ParFastKer - Schnelle und parallele Problemkern-Reduktion für "Independent Sets"
DMAX - Problemkern-Reduktion für "Maximum Cut"
Publikationen
Brief Announcement: (Near) Zero-Overhead C++ Bindings for MPI
Hespe, D.; Hübner, L.; Kurpicz, F.; Sanders, P.; Schimek, M.; Seemaier, D.; Uhl, T. N.
2024. SPAA ’24: Proceedings of the 36th ACM Symposium on Parallelism in Algorithms and Architectures, Nantes, 17th-21st June 2024, 289–291, Association for Computing Machinery (ACM). doi:10.1145/3626183.3660260
Hespe, D.; Hübner, L.; Kurpicz, F.; Sanders, P.; Schimek, M.; Seemaier, D.; Uhl, T. N.
2024. SPAA ’24: Proceedings of the 36th ACM Symposium on Parallelism in Algorithms and Architectures, Nantes, 17th-21st June 2024, 289–291, Association for Computing Machinery (ACM). doi:10.1145/3626183.3660260
KaMPIng: Flexible and (Near) Zero-Overhead C++ Bindings for MPI
Uhl, T. N.; Schimek, M.; Hübner, L.; Hespe, D.; Kurpicz, F.; Seemaier, D.; Stelz, C.; Sanders, P.
2024. International Conference for High Performance Computing, Networking, Storage and Analysis (SC24), 689–709, IEEE Computer Society. doi:10.1109/SC41406.2024.00050
Uhl, T. N.; Schimek, M.; Hübner, L.; Hespe, D.; Kurpicz, F.; Seemaier, D.; Stelz, C.; Sanders, P.
2024. International Conference for High Performance Computing, Networking, Storage and Analysis (SC24), 689–709, IEEE Computer Society. doi:10.1109/SC41406.2024.00050
Targeted Branching for the Maximum Independent Set Problem Using Graph Neural Networks
Langedal, K.; Hespe, D.; Sanders, P.
2024. 22nd International Symposium on Experimental Algorithms (SEA 2024), 20:1–20:21, Schloss Dagstuhl - Leibniz-Zentrum für Informatik (LZI). doi:10.4230/lipics.sea.2024.20
Langedal, K.; Hespe, D.; Sanders, P.
2024. 22nd International Symposium on Experimental Algorithms (SEA 2024), 20:1–20:21, Schloss Dagstuhl - Leibniz-Zentrum für Informatik (LZI). doi:10.4230/lipics.sea.2024.20
Enabling Scalability: Graph Hierarchies and Fault Tolerance. Dissertation
Hespe, L. D.
2023, August 14. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000161317
Hespe, L. D.
2023, August 14. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000161317
Pareto Sums of Pareto Sets
Hespe, D.; Sanders, P.; Storandt, S.; Truschel, C.
2023. I. L. Gørtz, M. Farach-Colton, S. J. Puglisi & G. Herman (Hrsg.), 31st Annual European Symposium on Algorithms (ESA 2023). Hrsg.: I. Li Gortz, M. Farach-Colton, S.J. Puglisi, G. Herman, 1–17, Schloss Dagstuhl - Leibniz-Zentrum für Informatik (LZI). doi:10.4230/LIPIcs.ESA.2023.60
Hespe, D.; Sanders, P.; Storandt, S.; Truschel, C.
2023. I. L. Gørtz, M. Farach-Colton, S. J. Puglisi & G. Herman (Hrsg.), 31st Annual European Symposium on Algorithms (ESA 2023). Hrsg.: I. Li Gortz, M. Farach-Colton, S.J. Puglisi, G. Herman, 1–17, Schloss Dagstuhl - Leibniz-Zentrum für Informatik (LZI). doi:10.4230/LIPIcs.ESA.2023.60
Scalable discrete algorithms for big data applications
Hespe, D.; Hübner, L.; Hübschle-Schneider, L.; Sanders, P.; Schreiber, D.
2023. High Performance Computing in Science and Engineering ’21 – Transactions of the High Performance Computing Center, Stuttgart (HLRS) 2021. Ed.: W. Nagel, 439–449, Springer International Publishing. doi:10.1007/978-3-031-17937-2_27
Hespe, D.; Hübner, L.; Hübschle-Schneider, L.; Sanders, P.; Schreiber, D.
2023. High Performance Computing in Science and Engineering ’21 – Transactions of the High Performance Computing Center, Stuttgart (HLRS) 2021. Ed.: W. Nagel, 439–449, Springer International Publishing. doi:10.1007/978-3-031-17937-2_27
ReStore: In-Memory REplicated STORagE for Rapid Recovery in Fault-Tolerant Algorithms
Hübner, L.; Hespe, D.; Sanders, P.; Stamatakis, A.
2022. 2022 IEEE/ACM 12th Workshop on Fault Tolerance for HPC at eXtreme Scale (FTXS), Dallas, TX, USA, 13-18 November 2022, 24–35, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/FTXS56515.2022.00008
Hübner, L.; Hespe, D.; Sanders, P.; Stamatakis, A.
2022. 2022 IEEE/ACM 12th Workshop on Fault Tolerance for HPC at eXtreme Scale (FTXS), Dallas, TX, USA, 13-18 November 2022, 24–35, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/FTXS56515.2022.00008
Exploring parallel MPI fault tolerance mechanisms for phylogenetic inference with RAxML-NG
Hübner, L.; Kozlov, A. M.; Hespe, D.; Sanders, P.; Stamatakis, A.
2021. Bioinformatics, 37 (22), 4056–4063. doi:10.1093/bioinformatics/btab399
Hübner, L.; Kozlov, A. M.; Hespe, D.; Sanders, P.; Stamatakis, A.
2021. Bioinformatics, 37 (22), 4056–4063. doi:10.1093/bioinformatics/btab399
Targeted Branching for the Maximum Independent Set Problem
Hespe, D.; Lamm, S.; Schorr, C.
2021. 19th International Symposium on Experimental Algorithms (SEA 2021). Hrsg.: D. Coudert, 17:1–17:21, Schloss Dagstuhl - Leibniz-Zentrum für Informatik (LZI). doi:10.4230/LIPIcs.SEA.2021.17
Hespe, D.; Lamm, S.; Schorr, C.
2021. 19th International Symposium on Experimental Algorithms (SEA 2021). Hrsg.: D. Coudert, 17:1–17:21, Schloss Dagstuhl - Leibniz-Zentrum für Informatik (LZI). doi:10.4230/LIPIcs.SEA.2021.17
WeGotYouCovered: The Winning Solver from the PACE 2019 Challenge, Vertex Cover Track
Hespe, D.; Lamm, S.; Schulz, C.; Strash, D.
2020. SIAM Workshop on Combinatorial Scientific Computing (CSC20), Seattle, Washington, U.S., February 11 - 13, 2020. Ed.: H.M. Bücker, 1–11, Society for Industrial and Applied Mathematics (SIAM). doi:10.1137/1.9781611976229.1
Hespe, D.; Lamm, S.; Schulz, C.; Strash, D.
2020. SIAM Workshop on Combinatorial Scientific Computing (CSC20), Seattle, Washington, U.S., February 11 - 13, 2020. Ed.: H.M. Bücker, 1–11, Society for Industrial and Applied Mathematics (SIAM). doi:10.1137/1.9781611976229.1
Engineering Kernelization for Maximum Cut
Ferizovic, D.; Hespe, D.; Lamm, S.; Mnich, M.; Schulz, C.; Strash, D.
2020. 2020 Proceedings of the Workshop on Algorithm Engineering and Experiments (ALENEX), Salt Lake City, Utah, U.S., January 5 - 6, 2020. Ed.: G. Blelloch, 27–41, Society for Industrial and Applied Mathematics (SIAM). doi:10.1137/1.9781611976007.3
Ferizovic, D.; Hespe, D.; Lamm, S.; Mnich, M.; Schulz, C.; Strash, D.
2020. 2020 Proceedings of the Workshop on Algorithm Engineering and Experiments (ALENEX), Salt Lake City, Utah, U.S., January 5 - 6, 2020. Ed.: G. Blelloch, 27–41, Society for Industrial and Applied Mathematics (SIAM). doi:10.1137/1.9781611976007.3
Scalable Kernelization for Maximum Independent Sets
Hespe, D.; Schulz, C.; Strash, D.
2019. Journal of experimental algorithmics, 24 (1), Article: 1.16. doi:10.1145/3355502
Hespe, D.; Schulz, C.; Strash, D.
2019. Journal of experimental algorithmics, 24 (1), Article: 1.16. doi:10.1145/3355502
More Hierarchy in Route Planning Using Edge Hierarchies
Hespe, D.; Sanders, P.
2019. 19th Symposium on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2019), München, 12.-13. September 2019, 10:1–10:14. doi:10.4230/OASIcs.ATMOS.2019.10
Hespe, D.; Sanders, P.
2019. 19th Symposium on Algorithmic Approaches for Transportation Modelling, Optimization, and Systems (ATMOS 2019), München, 12.-13. September 2019, 10:1–10:14. doi:10.4230/OASIcs.ATMOS.2019.10
Scalable Kernelization for Maximum Independent Sets
Hespe, D.; Schulz, C.; Strash, D.
2018. ALENEX18 : Proceedings of the 20th Meeting on Algorithm Engineering & Experiments, New Orleans, Louisiana, USA, 7th - 8th January 2018. Ed.: R. Pagh, 223–237, Society for Industrial and Applied Mathematics Publications (SIAM). doi:10.1137/1.9781611975055.19
Hespe, D.; Schulz, C.; Strash, D.
2018. ALENEX18 : Proceedings of the 20th Meeting on Algorithm Engineering & Experiments, New Orleans, Louisiana, USA, 7th - 8th January 2018. Ed.: R. Pagh, 223–237, Society for Industrial and Applied Mathematics Publications (SIAM). doi:10.1137/1.9781611975055.19
| Titel | Autoren | Quelle | Datum |
|---|---|---|---|
| ReStore: In-Memory REplicated STORagE for Rapid Recovery in Fault-Tolerant Algorithms | Lukas Hübner, Demian Hespe, Peter Sanders, Alexandros Stamatakis |
Januar 2023 | |
| Targeted Branching for the Maximum Independent Set Problem | Demian Hespe, Sebastian Lamm, Christian Schorr |
Februar 2021 | |
| Exploring Parallel MPI Fault Tolerance Mechanisms for Phylogenetic Inference with RAxML-NG | Lukas Hübner, Alexey M. Kozlov, Demian Hespe, Peter Sanders, Alexandros Stamatakis |
Januar 2021 | |
| WeGotYouCovered: The Winning Solver from the PACE 2019 Implementation Challenge, Vertex Cover Track | Demian Hespe, Sebastian Lamm, Christian Schulz, Darren Strash |
August 2019 | |
| More Hierarchy in Route Planning Using Edge Hierarchies | Demian Hespe, Peter Sanders |
Juli 2019 | |
| Engineering Kernelization for Maximum Cut | Damir Ferizovic, Demian Hespe, Sebastian Lamm, Matthias Mnich, Christian Schulz, Darren Strash |
Mai 2019 | |
| Fast OLAP Query Execution in Main Memory on Large Data in a Cluster | Demian Hespe, Martin Weidner, Jonathan Dees, Peter Sanders |
September 2017 | |
| Scalable Kernelization for the Maximum Independent Set Problem | Demian Hespe, Christian Schulz, Darren Strash |
August 2017 |
| Titel | Tagung | Datum |
|---|---|---|
| Fundamental Graph Algorithms | KSETA Topical Course |
März 2020 |
| WeGotYouCovered: The Winning Solver from the PACE 2019 Challenge, Vertex Cover Track | CSC 2020 |
Februar 2020 |
| More Hierarchy in Route Planning Using Edge Hierarchies | ATMOS 2019 |
September 2019 |
| WeGotYouCovered - The Winning Solver from the PACE 2019 Implementation Challenge, Vertex Cover Track (Poster) | IPEC 2019 |
September 2019 |
| WeGotYouCovered - The Winning Solver from the PACE 2019 Implementation Challenge, Vertex Cover Track (Vortrag) | IPEC 2019 |
September 2019 |
| Practical Kernelization Techniques for the Maximum Cut Problem | The Indo-German Workshop / Spring School on Algorithms for Big Data |
Februar 2019 |
| Scalable Kernelization for Maximum Independent Sets | ALENEX 2018 |
Januar 2018 |
| Scalable Kernelization for Maximum Independent Sets | The German-Israeli Workshop / Winter School on Algorithms for Big Data |
November 2017 |
| Titel | Typ | Semester |
|---|---|---|
| Seminar: Proofs from THE BOOK | Seminar (S) | SS 2018 |
| Seminar: Proofs from THE BOOK | Seminar (S) | SS 2019 |
| Seminar: Algorithm Engineering | Seminar (S) | WS 22/23 |
| Praxis der Softwareentwicklung (PSE) - Graphbasiertes Empfehlungssystem für Publikationen | Praktikum | SS 2020 |
| Praxis der Softwareentwicklung (PSE) - Graphbasiertes Empfehlungssystem für Publikationen | Praktikum | SS 2021 |
| Parallele Algorithmen | Vorlesung (V) | WS 19/20 |
| Parallele Algorithmen | Vorlesung (V) | WS 20/21 |
| Algorithmen II | Vorlesung (V) | WS 17/18 |
| Algorithmen II | Vorlesung (V) | WS 18/19 |
| Algorithm Engineering | Vorlesung (V) | SS 2017 |
| Titel | Forschungsthema | Betreuer | Bearbeiter |
|---|---|---|---|
| Scalable Decentralized Fault-Tolerant MapReduce for Iterative Algorithms | Fehlertoleranz | Demian Hespe, Lukas Hübner, Peter Sanders |
Charel Mercatoris |
| Improved Branching Strategies for Maximum Independent Sets | Problemkern-Reduktion | Demian Hespe, Sebastian Lamm, Peter Sanders |
Christian Schorr |
| Load-Balance and Fault-Tolerance for Massively Parallel Phylogenetic Inference | Fehlertoleranz | Alexandros Stamatakis, Peter Sanders, Alexey Kozlov, Demian Hespe |
Lukas Hübner |
| A Practical Analysis of Kernelization Techniques for the Maximum Cut Problem | Problemkern-Reduktion | Peter Sanders, Demian Hespe, Sebastian Lamm, Matthias Mnich, Christian Schulz, Darren Strash |
Damir Ferizovic |
| Distributed Kernelization for Independent Sets | Verteilte Graphalgorithmen | Peter Sanders, Demian Hespe, Sebastian Lamm |
Tom George |