Talks & Lectures

Towards Mechanical Derivation of Krylov Solver Libraries.

• NSF-NAIS Workshop - Intelligent Software: The Interface Between Algorithms And Machines.
  October 2009. Edinburgh, Scotland. [PDF]
  Speaker: Victor Eijkhout, Texas Advanced Computing Center.

An Example of Symmetry Exploitation for Energy-related Eigencomputations.

• 7th International Conference of Numerical Analysis and Applied Mathematics (ICNAAM 2009).
  September 2009. Rethymo, Greece.
  Speaker: Matthias Petschow, RWTH Aachen.

Parallelizing the MRRR Algorithm for Data-Parallel Coprocessors.

• PPAM 2009, Eighth International Conference on Parallel Processing and Applied Mathematics.
  September 2009. Wroclaw, Poland. [PDF]
  Speaker: Christian Lessig, University of Toronto.

Reduction to Condensed Forms for Symmetric Eigenvalue Problems on Multi-core Architectures.

• PPAM 2009, Eighth International Conference on Parallel Processing and Applied Mathematics.
  September 2009. Wroclaw, Poland.
  Speaker: Fran Igual, Universidad Jaume I.

Numerical Methods for Large Linear Systems.

• LHC Detector Alignment Workshop.
  June 2009. CERN, Geneva, Switzerland. [PDF]

Unassembled Hyper Matrix Project: Status Report

• SIAM Conference on Computational Science and Engineering (CSE09).
  March 2009. Miami, FL, USA.
  Speaker: Kyungjoo Kim, University of Texas.

Can Cloud Computing Reach the TOP500?

• Workshop on UnConventional High Performance Computing, in conjunction with The 2009 ACM International Conference on Computing Frontiers.
  May 2009. Ischia, Italy. [PDF]
  Speaker: Jeff Napper, VU University.

Linear Algebra on Multicore Architectures.

• School on High-performance Computing in Geophysics.
  September 2009. Novosobirsk State University, Novosibirsk, Russia. [PDF]


• MIT-AICES Workshop.
  March 2009. Aachen, Germany. [PDF]

Computational Mathematics (in Italian, "Matematica Computazionale")

• Woche zu Italien, RWTH Aachen.
  March 2009. Aachen, Germany. [PDF]

Algorithm & Code Generation for High-Performance Computing.

• Tag der Informatik, RWTH Aachen.
  December 2008. Aachen, Germany. [PDF]

Multi-dimensional Array Memory Accesses for FFTs on Parallel Architectures.

• PARA 2008: 9th International Workshop on State-of-the-Art in Scientific and Parallel Computing.
  June 2008. Trondheim, Norway. [PDF]

Multicore Processors: What Kind of Parallelism?

• AICES, RWTH Aachen.
  June 2008, Aachen, Germany.

Generation of dense linear algebra software for shared memory and multicore architectures.

• Microsoft Corporation.
  March 2008. Redmond, WA. Host: Laurent Visconti. [PDF]


• Workshop on Automating the Development of Scientific Computing Software.
  March 2008. Baton Rouge, LA.

Scientific Computing: Applications, Algorithms, Architecture.

• AICES workshop.
  November 2008, Monschau, Germany.


• Colorado State University.
  March 2008, Fort Collins, CO.


• RWTH Aachen.
  January 2008, Aachen, Germany. Hosts: Marek Behr and Chris Bischof.

Multi-dimensional FFTs on Multicore Architectures.

• SIAM Conference on Parallel Processing for Scientific Computing.
  March, 2008. Atlanta, GA.
  Speaker: Nikos Pitsianis.

Streaming 2D FFTs on the Cell Broadband Engine.

• DESA Workshop.
  December 2007, Washington, DC.

Sparse Direct Factorizations Based on Unassembled Hyper-Matrices.

• ICIAM07: 6th International Congress on Industrial and Applied Mathematics.
  July 2007, Zurich, CH. [PDF]

Dense Linear Algebra on Multicore Architectures: What Kind of Parallelism?

• SIAM Conference on Parallel Processing for Scientific Computing.
  March, 2008. Atlanta, GA.
  Speaker: Ernie Chan.


• ICIAM07: 6th International Congress on Industrial and Applied Mathematics.
  July 2007, Zurich, CH.


• CScADS. Workshop on Automatic Tuning for Petascale Systems.
  July 10, 2007. Snowbird, UT. Host: Kathy Yelick and Keith Cooper.

Can Computers Develop Libraries? A Different Perspective on Scientific Computing.

• The University of Chicago.
  February 28, 2007. Chicago, IL. Host: Ridgway Scott.

Mechanical Generation of Correct Linear Algebra Algorithms.

• Duke University.
  October 2006, Durham, NC. Host: Xiaobai Sun.


• Rice University.
  September 2006, Houston, TX. Hosts: John Mellor-Crummey, Ken Kennedy.


• University of Manchester.
  June 2006, Manchester, UK. Host: Chris Taylor.


• Georgia Institute of Technology.
  March 2006, Atlanta, GA. Host: Richard Fujimoto.


• Carnegie Mellon University.
  February 2006, Pittsburgh, PA. Host: Markus Pueschel.


• University of Oxford.
  January 2006, Oxford, UK. Host: Richard Bird.

Mechanical Derivation and Systematic Analysis of Correct Linear Algebra Algorithms.

• Dissertation Defense. University of Texas.
  July 7, 2006. Austin, TX. [PDF]

Mechanical Generation of Linear Algebra Libraries with Multiple Variants.

• SIAM Conference on Parallel Processing for Scientific Computing.
  February 22-24, 2006 San Francisco, CA.


• University of Washington.
  December 2005, Seattle, WA. Host: Larry Snyder.


• CACR - Caltech.
  June 2005, Pasadena, CA. Host: Mark Stalzer.


• Argonne National Laboratory.
  March 2005, Argonne, IL. Host: Jorge More'.


• New York University.
  January 2005, New York, NY. Host: Michael Overton.


• IBM T.J. Watson Research Center.
  January 2005, Yorktown Heights, NY. Host: John Gunnels.

A Parallel Eigensolver for Dense Symmetric Matrices Based on Multiple Relatively Robust Representations.

• Householder XVI Symposium on Numerical Linear Algebra.
  May 2005, Silver Springs Mountain Resort, PA. [PDF]


• SIAM Conference on Parallel Processing for Scientific Computing.
  February 2004, San Francisco, CA.
  Speaker: Inderjit Dhillon.


• IV International Workshop on Accurate Solution of Eigenvalue Problems (IWASEP4).
  June 2002, Split, Croatia.
  Poster.

Formal Correctness and Stability of Dense Linear Algebra Algorithms.

• 17th IMACS World Congress: Scientific Computation, Applied Mathematics and Simulation.
  Paris, July 11, 2005.

Automatic Derivation and Implementation of Parallel Libraries.

• PARA'04, Workshop on State-of-the-Art in Scientific Computing.
  June 2004, Lyngby, Denmark.

The Science of Deriving Dense Linear Algebra Algorithms.

• University of Manchester.
  August 2004, Manchester, UK. Host: Nicholas Higham.


• PARA'04, Workshop on State-of-the-Art in Scientific Computing.
  June 2004, Lyngby, Denmark.


• SIAM Conference on Parallel Processing for Scientific Computing.
  February 2004, San Francisco, CA. Speaker: Robert van de Geijn.


• Lawrence Berkeley National Lab.
  June 2003, Berkeley, CA. Host: Esmond Ng.


• Institute for Informatics and Telematics.
  July 2002, Pisa, IT. Host: Marco Pellegrini.