The group Scientific Computing conducts research and development on high performance storage systems. We develop HPC concepts and apply them to simulation software with a focus on earth system models.

The group offers products for research and teaching, and contributes to third-party projects.

• 2018-11-19: Our team has been accepted to participate in the ISC-HPCAIAC Student Cluster Competition 2019! You can also follow our team on Twitter.
• 2018-11-09: Raul Torres has defended his thesis successfully. Congratulations!
• 2018-06-24: ISC High Performance 2018 and the ISC-HPCAC Student Cluster Competition start today! Follow our team on Twitter.
• 2018-06-05: The Helmholtz-Zentrum Geesthacht has several open positions that will be co-supervised by members of our group: Parallel Approaches for the Treatment of Optimisation Problems in Coastal Research, New Approaches for Understanding Climate Change and Coastal Hazards and Application of Machine Learning Methods to Regional Climate Predictions
• 2018-05-09: We will again participate in the ISC-HPCAC Student Cluster Competition, with sponsorship from Bull/Atos, Intel, Docker and the Gauss Centre for Supercomputing. News will be provided on Twitter.

Vorlesungszeit: 2019-04-01 – 2019-07-13

• Vorlesung „Hochleistungs-Ein-/Ausgabe“ (Ansprechpartner: Prof. Dr. Michael Kuhn)
• Proseminar „Softwareentwicklung in der Wissenschaft“ (Ansprechpartner: Dr. Hermann Lenhart)
• Praktikum „Einführung in Parallele Programmierung für Geowissenschaftler“ (Ansprechpartner: Dr. Hermann Lenhart)
• Projekt „Parallelrechnerevaluation“ (Ansprechpartner: Prof. Dr. Michael Kuhn)
• Proseminar „Python im Hochleistungsrechnen“ (Ansprechpartner: Dr. Jakob Lüttgau)
• Wettbewerb „Student Cluster Competition“ (Ansprechpartner: Prof. Dr. Michael Kuhn)

• Towards End-to-End Compression in Lustre, 2024-07-09 Publication details – URL – DOI
• Ensemble-Based System Benchmarking for HPC, 2024-07-09 Publication details – URL – DOI
• Automatic Code Transformation of NetCDF Code for I/O Optimisation, 2024-05 Publication details – URL
• Harmonisation of the Phytoplankton Assessment in the German and Dutch Wadden Sea. Interreg V A project “Wasserqualität - Waterkwaliteit” - Synthesis Report., 2023-10-15 Publication details – URL – DOI
• Ein Simulationsmodell zur Erfassung von Abflussrisiken in der Landwirtschaft, 2023-02 Publication details – DOI – Publication

• For more details, see the list of all publications.

• Experimentelle Untersuchung zur Optimierung von Spack-Paketen (Jan Julius), Bachelor's Thesis, 2026-06-19, Thesis – Publication details
• Fehlerfortpflanzung in RNA-seq Analyse (Marcos Ivan Chow Castro), Master's Thesis, 2025-10-08, Thesis – Publication details
• Quantifizierung von Unsicherheiten in der Duplikaterkennung (Shawn Ray Söker), Bachelor's Thesis, 2025-09-13, Thesis – Publication details
• Analyzing I/O Efficiency in Zarr, HDF5, and NetCDF4 (Lucas Philipp), Bachelor's Thesis, 2025-05-23, Thesis – Publication details
• Enabling In-Situ Processing of Climate Simulation Data through CDO (Oliver Heidmann), Master's Thesis, 2024-11-03, Thesis – Publication details

• For more details, see the list of all theses.

• Advanced Computation and I/O Methods for Earth-System Simulations (AIMES)
• Bull I/O cooperation
• Storage-based Convergence between HPC and Cloud to handle Big Data (BigStorage)
• Centre of Excellence in Simulation of Weather and Climate in Europe (ESiWACE)
• Intel Parallel Computing Center for Lustre (IPCC)
• Task-basierte Lastverteilung und Auto-Tuning in der Partikelsimulation (TaLPas)

• For more details, see the list of all projects.