For large-scale, nonlinear, time-dependent PDE constrained optimization problems with a 3D spatial domain, reduced methods are a viable algorithmic approach. The...
Nowadays, the airlines use discrete optimization in many fields in order to plan and control resources like crews and aircraft. The biggest recent problem is a growing...
Zentrale Eigenschaft des aus zwei Komplexen (ZIB und RRZN/Universität Hannover) bestehenden Gesamtsystems ist die Ein-System-Eigenschaft. Das verteilte Gesamtsystem wird...
The DGI project develops a robust, flexible, and sustainably usable Grid infrastructure in Germany, that will become the basis for new ways of working in science and...
Image-Based Analysis of Pore and Particle Structures
The goal of this project is to develop an analysis environment for high-resolution CT scans of porous materials. This environment will integrate methods to compute the...
Visualization and Feature Extraction for Flow Fields
Flow fields play an important role in science and engineering. We developed various methods for the visual analysis of flow fields. See publications below for details.
Binding of a multivalent ligand to a multivalent receptor consists of kinetically different elemetary steps. The first binding event is an intermolecular process, whereas...
Transfer of Research Prototypes to the Commercial Visualization Systems Amira and Avizo (until 2012)
Amira and Avizo are professional software products for 3D visualization, geometry reconstruction and data analysis. The software has been designed and developed at the...
Heuristic search can be applied to a wide range of optimization problems, e.g. to multiple sequence alignment or shortest path problems. In the MR-Search project, we are...
MedInfoGrid aims to provide services for existing D-Grid projects but also for external projects. The main goal is to develop an integrative platform to exchange...
Projections from Dynamic Programming Based Extended Formulations
Some combinatorial optimization problems can be efficiently solved with dynamic programming. Such a dynamic programming approach provides an extended formulation of the...
100Gbit/s Carrier-grade Ethernet Transport Technologies
The BMBF-project 100GET addresses new networking concepts and transmission technologies for next generation Ethernet-based communication networks.
The research conducted...
Thermography is used for nondestructive testing of different materials in order to detect imperfections of the material. The numerical simulation of the temperature...
Feature-Based Analysis and Comparison of Coherent Structures in Parameter-Dependent Flows
In this projects methods are developed for extraction of coherent structures or dominant features in complex turbulent, time-dependent flows. Since flow fields are...
The leading manufacturers of microprocessors promote the development of multicore architectures. And indeed, the current generation of dual and quadcore processors has...
The vehicle positioning problem deals with the assignment of parking positions to buses, trams or trains in order to minimize the number of shunting moves and to balance...
Patient-specific Analysis of the Hemodynamics of Cerebral Aneurysms
Within this project, the development of a methodology for the patient specific analysis of cerebral aneurysms is in focus. Such a cerebral aneurysm is potentially life...
The goal of this project is to develop tools to model and analyze 3D neural networks of the rat primary somatosensory cortex, also called 'barrel cortex'. This will help...
In this project we investigate polyhedra associated with cardinality constrained combinatorial optimization problems. Given any combinatorial optimization problem Π, one...
For ensuring a given Quality of Service in IP networks for the various packet streams arriving at a link, they are assigned to different queues. By prioritizing the...
