Recent talks

    [1] C-P. Jeannerod, T. Mary, C. Pernet & D. Roche, Exploiting Fast Matrix Arithmetic within Block Low-Rank Factorizations in Structured Matrix Days, Limoges, France, May 2019. [slides]
    [2] N.J. Higham & T. Mary, A New Approach to Probabilistic Rounding Error Analysis in SIAM Conference on Computational Science and Engineering (SIAM CSE'19), Spokane, USA, February 2019. [slides]
    [3] P. Blanchard, N.J. Higham & T. Mary, A Class of Fast and Accurate Summation Algorithms in SIAM Conference on Computational Science and Engineering (SIAM CSE'19), Spokane, USA, February 2019. [slides]
    [4] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, Bridging the Gap between Flat and Hierarchical Low-rank Matrix Formats in SIAM Conference on Computational Science and Engineering (SIAM CSE'19), Spokane, USA, February 2019. [slides]
    [5] T. Mary, Complexity, Scalability, and Stability of Block Low-Rank Solvers in Seminar at LIP, ENS Lyon, France, December 2018. [slides]
    [6] T. Mary, Accuracy and Stability of Block Low-rank Linear Solvers in Seminar at LIP6, Sorbonne Université, Paris, France, December 2018. [slides]
    [7] T. Mary, Accuracy and Stability of Low-rank Linear Solvers in Seminar at Inria Bordeaux -- Sud Ouest, France, November 2018. [slides]
    [8] T. Mary, Block Low-Rank Matrices: Main Results and Recent Advances in Seminar at STFC-RAL, UK, November 2018. [slides]
    [9] N.J. Higham & T. Mary, A New Preconditioner for Low-Accuracy Block Low-Rank Multifrontal Solvers in Sparse Days, Toulouse, France, September 2018. [slides]
    [10] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, Distributed-memory Block Low-Rank multifrontal factorization for large scale systems and applications in SIAM Conference on Parallel Processing (SIAM PP'18), Tokyo, Japan, March 2018. [slides]
    [11] P.R. Amestoy, A. Buttari, P. Ghysels, J-Y. L'Excellent, X.S. Li, T. Mary & F-H. Rouet, Comparison of BLR and HSS low-rank formats in multifrontal solvers: theory and practice in SIAM Conference on Computational Science and Engineering (SIAM CSE'17), Atlanta, USA, February 2017. [slides]

Older talks

    [1] T. Mary, Block Low-Rank Matrices: Main Results and Recent Advances in Séminaire au Laboratoire Jean Kuntzmann, Grenoble, France, July 2018. [slides]
    [2] N.J. Higham & T. Mary, Accelerating Linear Systems Solution by Exploiting Low-Rank Approximations to Factorization Error in 6th IMA Conference on Numerical Linear Algebra and Optimization, Birmingham, UK, June 2018. [slides]
    [3] P. Blanchard, N.J. Higham & T. Mary, Adventures in Half Precision Arithmetic in 6th IMA Conference on Numerical Linear Algebra and Optimization, Birmingham, UK, June 2018b.
    [4] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, Bridging the Gap between Flat and Hierarchical Low-rank Matrix Formats in Structured Matrix Days, Lyon, France, May 2018. [slides]
    [5] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, Block Low-Rank multifrontal sparse direct solvers in Mathias 2017, Paris, France, October 2017. [slides]
    [6] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, Block Low-Rank multifrontal solvers: complexity, performance, and scalability in Sparse Days, Toulouse, France, September 2017. [slides]
    [7] P.R. Amestoy, A. Buttari, P. Ghysels, J-Y. L'Excellent, X.S. Li, T. Mary & F-H. Rouet, On the comparison of sparse multifrontal hierarchical and Block Low-Rank solvers in MUMPS User Days, Montbonnot Saint-Martin, France, June 2017. [slides]
    [8] T. Mary, Complexity and performance of Block Low-Rank multifrontal factorization and its variants in Journée des doctorants, Université Paul Sabatier, Toulouse, France, January 2017. [slides]
    [9] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, Performance and scalability of the Block Low-Rank multifrontal factorization in Parallel Matrix Algorithms and Applications (PMAA'16), Bordeaux, France, July 2016. [slides]
    [10] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, Multicore performance of the Block Low-Rank multifrontal factorization in Journée Lyon Calcul, Lyon, France, December 2016. [slides]
    [11] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, Performance and scalability of the Block Low-Rank multifrontal factorization in PhD Days IRIT-APO, Toulouse, France, September 2016. [slides]
    [12] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, On the complexity of the Block Low-Rank multifrontal factorization in Sparse Days, Toulouse, France, June 2016. [slides]
    [13] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, Sparse direct solvers towards seismic imaging of large 3D domains in 78th EAGE Conference, workshop methods and challenges of seismic wave modelling for seismic imaging, Vienna, Austria, June 2016. [slides]
    [14] P.R. Amestoy, A. Buttari, J-Y. L'Excellent & T. Mary, Complexity and performance of Block Low-Rank multifrontal factorization and its variants in SIAM Conference on Parallel Processing (SIAM PP'16), Paris, France, April 2016. [slides]
    [15] P.R. Amestoy, J. Anton, C. Ashcraft, A. Buttari, P. Ghysels, J-Y. L'Excellent, X.S. Li, T. Mary, F-H. Rouet & C. Weisbecker, A comparison of parallel rank-structured solvers in SIAM Conference on Parallel Processing (SIAM PP'16), Paris, France, April 2016. [slides]
    [16] P.R. Amestoy, R. Brossier, A. Buttari, J-Y. L'Excellent, T. Mary, L. Métivier, A. Miniussi, S. Operto, J. Virieux & C. Weisbecker, 3D frequency-domain seismic modeling with a Parallel BLR multifrontal direct solver in PhD Days IRIT-APO, Toulouse, France, November 2015. [slides]
    [17] P.R. Amestoy, C. Ashcraft, A. Buttari, P. Ghysels, J-Y. L'Excellent, X.S. Li, T. Mary, F-H. Rouet & C. Weisbecker, A comparison of different low-rank approximation techniques in SIAM Conference on Applied Linear Algebra (SIAM LA'15), Atlanta, USA, October 2015. [slides]
    [18] The MUMPS team, 3D frequency-domain seismic modeling with a Parallel BLR multifrontal direct solver in SEISCOPE Annual Meeting, Grenoble, France, May 2015. [slides]
    [19] The MUMPS team, Improving multifrontal solvers by means of Block Low-Rank approximations in Livermore Software Technology Corporation (LSTC) workshop, Livermore, USA, March 2015. [slides]
    [20] T. Mary, I. Yamazaki, J. Kurzak, P. Luszczek, S. Tomov & J. Dongarra, Performance of Random Sampling for Computing Low-rank Approximations of a Dense Matrix on GPUs in SIAM Conference on Computational Science and Engineering (SIAM CSE'15), Salt Lake City, USA, March 2015. [slides]
    [21] I. Yamazaki, T. Mary, J. Kurzak, S. Tomov & J. Dongarra, Performance of Computing Low-Rank Approximation on Hybrid CPU/GPU Architectures in SIAM Conference on Computational Science and Engineering (SIAM CSE'15), Salt Lake City, USA, March 2015. [slides]
    [22] The MUMPS team, Improving multifrontal solvers by means of Block Low-Rank approximations in CIMI HPC semester: workshop on fast solvers, Toulouse, France, June 2015. [slides]
    [23] T. Mary, I. Yamazaki, J. Kurzak, P. Luszczek, S. Tomov & J. Dongarra, Performance of Random Sampling for Low-rank Approximation on GPUs in PhD Days IRIT-APO, Toulouse, France, October 2014. [slides]