User profiles for M. Kowarschik

Markus Kowarschik

Innovation Team Lead at Siemens Healthcare GmbH & Guest Lecturer at TU Munich
Verified email at in.tum.de
Cited by 3431

An overview of cache optimization techniques and cache-aware numerical algorithms

M Kowarschik, C Weiß - Algorithms for memory hierarchies: advanced …, 2003 - Springer
In order to mitigate the impact of the growing gap between CPU speed and main memory
performance, today’s computer architectures implement hierarchical memory structures. The …

[HTML][HTML] Deconvolution-based CT and MR brain perfusion measurement: theoretical model revisited and practical implementation details

A Fieselmann, M Kowarschik, A Ganguly… - … Journal of Biomedical …, 2011 - ncbi.nlm.nih.gov
… We can compute the mass m c,voi (t) of a contrast agent within the volume of interest at time
… c art (t j ) must be increased from N to M (M ≥ 2N) using zero padding. We denote the new …

A tool suite for simulation based analysis of memory access behavior

J Weidendorfer, M Kowarschik, C Trinitis - … Kraków, Poland, June 6-9, 2004 …, 2004 - Springer
In this paper, two tools are presented: an execution driven cache simulator which relates
event metrics to a dynamically built-up call-graph, and a graphical front end able to visualize …

Fast GPU-based CT reconstruction using the common unified device architecture (CUDA)

H Scherl, B Keck, M Kowarschik… - 2007 IEEE Nuclear …, 2007 - ieeexplore.ieee.org
M. Kowarschik is with Siemens Medical Solutions, CO Division, Medical Electronics, Imaging…
Kowarschik, and J. Hornegger, “Design and implementation of the software architecture for …

Optimization and profiling of the cache performance of parallel lattice Boltzmann codes

T Pohl, M Kowarschik, J Wilke, K Iglberger… - Parallel Processing …, 2003 - World Scientific
When designing and implementing highly efficient scientific applications for parallel computers
such as clusters of workstations, it is inevitable to consider and to optimize the single-…

4D digital subtraction angiography: implementation and demonstration of feasibility

B Davis, K Royalty, M Kowarschik… - American Journal …, 2013 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Conventional 3D-DSA volumes are reconstructed from a
series of projections containing temporal information. It was our purpose to develop a …

Cache optimization for structured and unstructured grid multigrid

CC Douglas, J Hu, M Kowarschik… - Electronic …, 2000 - etna.ricam.oeaw.ac.at
… For the blocking technique, it is necessary that the cache is large enough to hold at least
m∗2+2 rows of the grid, where m is the number of successive Gauss-Seidel steps to be blocked…

The 2014 liver ultrasound tracking benchmark

…, J Jenne, T Kipshagen, M Kowarschik… - Physics in Medicine …, 2015 - iopscience.iop.org
The Challenge on Liver Ultrasound Tracking (CLUST) was held in conjunction with the
MICCAI 2014 conference to enable direct comparison of tracking methods for this application. …

Pliks: A pseudo-linear inverse kinematic solver for 3d human body estimation

…, N Strobel, M Kowarschik… - Proceedings of the …, 2023 - openaccess.thecvf.com
… Additionally, we set the root depth as 7 m for all the images as the … 1 m. For the PLIKS module
experiment, we only provide the GT SMPL mesh vertex projections and a root depth of 7 m

Monitoring peri-therapeutic cerebral circulation time: a feasibility study using color-coded quantitative DSA in patients with steno-occlusive arterial disease

…, CB Luo, J Beilner, M Kowarschik… - American Journal …, 2012 - Am Soc Neuroradiology
BACKGROUND AND PURPOSE: Intracranial hemodynamics are important for management
of SOAD. This study aimed to monitor peri-stent placement intracranial CirT of patients with …