Fakultät für Informatik

Univ.-Prof. Dipl.-Ing. Dr. Wilfried Gansterer, M.Sc.

Wilfried Gansterer
Forschungsgruppe Theory and Applications of Algorithms
Leiter
Währinger Straße 29
1090 Wien
Raum : 6.33
T: +43-1-4277-78311
M: +43-664-8175870
wilfried.gansterer(at)univie.ac.at
u:cris-Portal

Lehrveranstaltungen

Wintersemester 2026

Sommersemester 2026

Wintersemester 2025

Publikationen

Multi-sweep Algorithms for the Symmetric Eigenproblem. / Gansterer, Wilfried (Korresp. Autor*in); Kvasnicka, Dieter; Ueberhuber, Christoph.
Vector and Parallel Processing -- VECPAR'98: Third International Conference, Porto, Portugal, June 21-23, 1998. Selected Papers and Invited Talks. Springer, 1999. S. 20--28 (Lecture Notes in Computer Science, Band 1573).

Veröffentlichungen: Beitrag in Buch › Beitrag in Konferenzband › Peer Reviewed

doi.org/10.1007/10703040_3
121 - 121 von 121

Projekte

Algorithmic Data Science for Computational Drug Discovery

Kriege, Nils Morten (Projektleiter*in), Gansterer, Wilfried (Co-Projektleiter*in)
01/05/2020 30/11/2028
Laufend

Resilience versus Performance in Numerical Linear Algebra

Gansterer, Wilfried (Projektleiter*in), Frolik-Steffan, Ulrike (Projektadministrator*in)
01/03/2016 31/08/2020
Abgeschlossen

Verteiltes Rechnen

Gansterer, Wilfried (Projektleiter*in)
06/12/2007 01/06/2014
Abgeschlossen

Vorträge

Algorithm-based Resilience in Scalable Conjugate Gradient Methods

Wilfried Gansterer , Viktoria Mayer
9th International Conference on<br/>Advanced COmputational Methods in ENgineering and Applied Mathematics (ACOMEN 2025)
Konferenz, Vortrag
17.9.2025

A Generic Strategy for Node-Failure Resilience for Certain Iterative Linear Algebra Methods

Carlos Andres Pachajoa Mejia , Robert Ernstbrunner , Wilfried Gansterer
The 10th Workshop on Fault Tolerance for HPC at eXtreme Scale (FTXS) 2020
Seminar/Workshop, Vortrag
11.11.2020

Algorithm-based checkpoint-recovery for the conjugate gradient method

Carlos Andres Pachajoa Mejia , Christina Pacher , Markus Levonyak , Wilfried Gansterer
International Conference on Parallel Processing
Konferenz, Vortrag
18.8.2020

Node-Failure-Resistant Preconditioned Conjugate Gradient Method

Carlos Andres Pachajoa Mejia , Markus Levonyak , Christina Pacher , Wilfried Gansterer , Jesper Larsson Träff
Austrian HPC Meeting 2020 - AHPC20
Konferenz, Vortrag
19.2.2020 - 21.2.2020

Resilience for Large-Scale Iterative Linear Solvers

Wilfried Gansterer , Markus Levonyak , Carlos Andres Pachajoa Mejia , Christina Pacher
SIAM Conference on Parallel Processing for Scientific Computing (PP20)
Konferenz, Vortrag
14.2.2020

Scalable Resilience Against Node Failures for Communication-Hiding Preconditioned Conjugate Gradient and Conjugate Residual Methods

Markus Levonyak , Christina Pacher , Wilfried Gansterer
SIAM Conference on Parallel Processing for Scientific Computing (PP20)
Konferenz, Vortrag
14.2.2020

Node-failure-resistant preconditioned conjugate gradient method without replacement nodes

Carlos Andres Pachajoa Mejia , Christina Pacher , Wilfried Gansterer
2019 IEEE/ACM 9th Workshop on Fault Tolerance for HPC at eXtreme Scale (FTXS)
Seminar/Workshop, Vortrag
22.11.2019

Extending a Preconditioned Conjugate Gradient Method Endowed with Resilience to Multiple Node Failures

Carlos Andres Pachajoa Mejia , Markus Levonyak , Wilfried Gansterer , Jesper Larsson Träff
Parallel Numerics 2019
Konferenz, Vortrag
30.10.2019

How to Make the Preconditioned Conjugate Gradient Method Resilient Against Multiple Node Failures

Carlos Pachajoa , Markus Levonyak , Wilfried Gansterer , Jesper Larsson Träff
ICPP 2019 : International Conference on Parallel Processing
Konferenz, Vortrag
7.8.2019

Comparing Randomized and Deterministic Approaches for Computing Low-rank Approximations

Viktoria Mayer , Carlos Pachajoa , Wilfried Gansterer
SIAM Conference on Computational Science and Engineering (CSE19)
Konferenz, Vortrag
27.2.2019

Fast Recovery from Node Failures for the Parallel Preconditioned Conjugate Gradient Method

Markus Levonyak , Carlos Pachajoa , Wilfried Gansterer
SIAM Conference on Computational Science and Engineering (CSE19)
Konferenz, Vortrag
27.2.2019

Some Notes on Divide-and-Conquer Eigensolvers

Wilfried Gansterer
SIAM Conference on Computational Science and Engineering 2017
Konferenz, Vortrag
1.3.2017

Silent Data Corruption in Reduction and Matrix Multiplication

Wilfried Gansterer
IFIP WG 2.5 Meeting
Konferenz, Vortrag
2.8.2016

Silent Data Corruption in BLAS Kernels

Wilfried Gansterer
SIAM Conference on Parallel Processing for Scientific Computing 2016
Konferenz, Vortrag
15.4.2016

Resilience Properties of Gossip-Style Algorithms

Wilfried Gansterer
SIAM Conference on Computational Science and Engineering
Konferenz, Vortrag
16.3.2015

Reliable Distributed Aggregation – From Theory to Practice

Wilfried Gansterer
Vortrag
4.11.2014

Analysis and Comparison of Truly Distributed Solvers for Linear Least Squares Problems on Wireless Sensor Networks

Wilfried Gansterer
Euro-Par 2014 Parallel Processing
Konferenz, Vortrag
27.8.2014

A Truly Distributed Iterative Refinement Linear Least Squares Solver

Wilfried Gansterer
8th International Workshop on Parallel Matrix Algorithms and Applications (PMAA 14)
Seminar/Workshop, Vortrag
4.7.2014

Resiliency and Reliability in Distributed Aggregation: From Theory to Practice

Wilfried Gansterer
8th International Workshop on Parallel Matrix Algorithms and Applications (PMAA 14)
Seminar/Workshop, Vortrag
3.7.2014

Reliable Distributed Aggregation: From Theory to Practice

Wilfried Gansterer
Vortrag
20.3.2014

Improving Fault Tolerance and Accuracy of Distributed Reduction Algorithms

Wilfried Gansterer
Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems (ScalA) 2012
Seminar/Workshop, Vortrag
11.11.2012

New Developments for the Block Divide-and-Conquer Eigensolver

Wilfried Gansterer
Vortrag
17.9.2012

Distributed Reduction and Matrix Computations

Wilfried Gansterer
Vortrag
14.9.2012

Distributed Reduction and Matrix Computations

Wilfried Gansterer
NFN SISE workshop 2012
Seminar/Workshop, Vortrag
7.9.2012

Randomized Distributed Matrix Computations based on Gossiping

Wilfried Gansterer
SIAM Conference on Applied Linear Algebra
Konferenz, Vortrag
21.6.2012

New Developments for the Block Divide-and-Conquer Eigensolver

Wilfried Gansterer
Workshop on Numerical Sofware: Design, Analysis and Verification
Seminar/Workshop, Vortrag
5.6.2012

A Fast Solver for Modeling the Evolution of Virus Populations

Wilfried Gansterer
ACM/IEEE International Conference for High Performance Computing, Networking, Storage and Analysis 2011
Konferenz, Vortrag
17.11.2011

Scalable and Fault Tolerant Orthogonalization Based on Randomized Aggregation

Wilfried Gansterer
Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems (ScalA) 2011
Seminar/Workshop, Vortrag
14.11.2011

Towards Distributed Matrix Computations Across Wireless Networks

Wilfried Gansterer
NFN SISE workshop 2011
Seminar/Workshop, Vortrag
9.9.2011

Distributed Linear Solvers for Field Reconstruction

Wilfried Gansterer
NFN SISE workshop 2011
Seminar/Workshop, Vortrag
8.9.2011

On Modelling the Evolution of Virus Populations

Wilfried Gansterer
IFIP WG2.5 Meeting
Konferenz, Vortrag
5.8.2011

The EU Data Retentrion Directive 2006/24/EC from a Technical Perspective : general assembly of the Internet Service Provicers Austria

Wilfried Gansterer
Vortrag
8.11.2007

Grid Application Projects in CPAMMS : Status and Perspectives COST D37 Multi Working Group Meeting

Wilfried Gansterer
Vortrag
29.10.2007

Ab initio photodynamics calculations on the Grid: approaches and applications

Wilfried Gansterer
EGEE 07 Enabling Grids for E-sciencE
Konferenz, Vortrag
1.10.2007

A Reliable Component-Based Architecture for E-Mail Filtering : Second International Conference on Availability

Wilfried Gansterer
Vortrag
10.4.2007

High Performance Computing Challenges in Drug Design : Computational Life Sciences Seminar

Wilfried Gansterer
Vortrag
26.1.2007

Das Projekt Spamabwehr

Wilfried Gansterer
Vortrag
25.1.2007

Grid Computing - Middleware and other Central Aspects : Working group meeting of COST D37/001/06 PHOTODYN: Computational photochemistry and photobiology

Wilfried Gansterer
Vortrag
16.12.2006

Self-Learning and Fully Transparent UCE Prevention

Wilfried Gansterer
EuroNGI IA8.6 Workshop on Socio-Economic Aspects of Next Generation Internet
Seminar/Workshop, Vortrag
9.10.2006

Project Spam Defense - Status and Directions : presentation invited by the Internet Service Providers Austria

Wilfried Gansterer
Vortrag
30.10.2005

Project Spam Defense - Status and Outlook : presentation invited by the Internet Service Providers Austria

Wilfried Gansterer
Vortrag
4.4.2005