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A refined lower bound on the positive eigenvalues of saddle-point matrices that incorporates specific information from the interactions between the blocks (Householder Symposium XX on Numerical Linear Algebra 2017)

Daniel Ruiz , Annick Sartenaer , Charlotte Tannier
Householder Symposium XX on Numerical Linear Algebra 2017, Society for Industrial and Applied Mathematics (SIAM); SIAM Activity Group on Linear Algebra (SIAG/LA), Jun 2017, Blacksburg, Virginia, United States
Conference papers hal-03128329v1

Algorithm based on spectral analysis to detect numerical blocks in matrices (Sparse Days, Toulouse, 06/09/17-08/09/17)

Luce Le Gorrec , Iain Duff , Philip Knight , Sandrine Mouysset , Daniel Ruiz
Sparse Days Annual Meeting 2017, CERFACS : Centre Européen de recherche et de formation Avancée en Calcul Scientifique, Toulouse, France, Sep 2017, Toulouse, France
Conference papers hal-03120311v1

Les grands sites de calcul et de stockage

Michel Daydé , Denis Veynante
Bouzeghoub, Mokrane; Mosseri, Rémy. Les Big Data à découvert, 2, CNRS, pp.80--81, 2017, 978-2271114648
Book sections hal-03109268v1

Perturbation singulière en contrôle optimal et le problème de montée en temps minimal d'un avion (Congrès SMAI 2017, Ronce-les-bains, 05/06/17-09/06/17)

Olivier Cots , Joseph Gergaud , Damien Goubinat
Congrès SMAI 2017, Jun 2017, Ronce-les-bains, Région indéterminée
Conference papers hal-03116288v1

Online tuning of ocean biogeochemical model parameters using ensemble estimation techniques: Application to a one-dimensional model in the North Atlantic

M.E. Gharamti , A. Samuelsen , L. Bertino , Ehouarn Simon , A. Korosov , et al.
Journal of Marine Systems, 2017, 168, pp.1-16. ⟨10.1016/j.jmarsys.2016.12.003⟩
Journal articles hal-02960626v1

Some High Performance Data Analysis Challenges in CNRS and in France (CSIT-2017, Workshop on Supercomputing and Big Data: An Engine for Research and Innovation, Erevan, Armenia)

Michel Daydé
Workshop on Supercomputing and Big Data: An Engine for Research and Innovation (Part of CSIT 2017), Sep 2017, Erevan, Arménie
Conference papers hal-03120282v1

Issues in making the weakly-constrained 4DVar formulation computationally efficient

Serge Gratton , Selime Gurol , Ehouarn Simon , Philippe Toint
Griewank, Andreas; Reich, Sebastian; Roulstone, Ian; Stuart, Andrew. Mathematical and Algorithmic Aspects of Data Assimilation in the Geosciences, 13 (4), Mathematisches Forschungsinstitut Oberwolfach, pp.2705-2748, 2017, Oberwolfach Reports, ISSN: 1660-8933. ⟨10.4171/OWR/2016/47⟩
Book sections hal-03176447v1