Slides of selected recent talks

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  • Orthogonal iterations for structured pencils arising from the nonlinear eigenvalue problems, 22th Conference of the International Linear algebra Society July 2019, Rio de Janeiro, Brazil.

  • Fast QR iterations for unitary plus low rank matrices, International Workshop on Numerical Mathematics and its Applications, September 2018 Turin.

  • Combinatorics of Fiedler pencils with Repetitions, XXth Householder Symposium on Numerical Linear Algebra, June 2017, Blacksburg, USA.

  • A nonnegative matrix factorization approach for recommender systems , 20th Conference of the International Linear Algebra Society 2016, Leuven, Belgium.

  • Spectral ranking algorithms for Scientific publications CIRM Luminy 2008

  • Evaluating scientific products by means of citation-based models Symposium: The mathematics of Ranking, Brussels 2008.

  • A time-aware citation-based model for evaluating scientific products, SMCTools, 19 October, 2009

  • An implicit multishift QR-algorithm for Hermitian plus low-rank matrices, Monterey, 2009

  • Spectral ranking algorithms for Scientific publications. Matrix Analysis and Applications, Luminy 2008

  • Ranking a stream of news, 14th International WWW Conference, 10-14 May 2005, Chiba, Japan.