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Journées Approximation, 6th edition

→ Europe/Paris
Salle de réunion, premier étage (Bât. M2, Cité Scientifique, ULille)

Salle de réunion, premier étage

Bât. M2, Cité Scientifique, ULille

Avenue Carl Gauss, 59655 Villeneuve d'Ascq Cedex
Description

The international conférences "Journées Approximation" in Lille give opportunity for exchanging ideas by french, belgian and other european colleagues working on approximation theory, numerical  linear algebra and their applications. The ja2024 edition will be a two and a half day meeting in May 2024  from Wednesday 15th at 9 a.m. to Friday 17th at 2 p.m. with 40 minutes talks only by invitation. 

There will be also a poster session, please let us know if you want to contribute. ja2024 will also be the 2024 Annual Meeting of the EXPOWER network.

Inscriptions (free but mandatory) are open until April 15, 2024.

Some updated practical informations can be found here. Please find here a Zoom link for the talks of the Journées Approxiation. 


Invited talks are given by

The organization committee: 


 

ja2024_practical_informtions.pdf
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  • mercredi 15 mai
    • 1
      Polynomial and rational convergence rates for Laplace problems on planar domains
      Orateur: Nick Trefethen (Université de Harvard, USA)
      TREFETHEN__Nick.pdf
    • 2
      On Strong Asymptotics of Multiple Orthogonal Polynomials for Angelesco Systems
      Orateur: Maxim Yattselev (Indiana University (USA))
      YATTSELEV__Maxim.pdf
    • 10:50
      coffee break
    • 3
      Incursions on the discrete Painlevé I hierarchy
      Orateur: Ana Loureiro (University of Kent, UK)
      LOUREIRO__Ana.pdf
    • 4
      Adaptive Thiele Interpolation
      Orateur: Oliver Salazar (ING Belgium)
      SALAZAR_CELIS__Oliver.pdf
    • 12:40
      lunch Ascotel
    • 5
      Rational Fourier Approximation: Computation and Applications
      Orateur: André Weideman (Stellenbosch University, South Africa)
      WEIDEMAN__André.pdf
    • 6
      Spectral theorem for bounded banded matrices with positive bidiagonal factorization
      Orateur: Ana Foulquié (Universidade Aveiro, Portugal)
      FOULQUIÉ_MORENO__Ana.pdf
    • 15:50
      coffee break
    • 7
      A least squares analog to the Nuttall-Pommerenke theorem
      Orateur: Laurent Baratchart (INRIA)
      BARATCHART__Laurent.pdf
    • 8
      More than sparse interpolation: applications in signal processing and beyond
      Orateur: Wen-shin Lee (University of Stirling, UK)
      LEE__Wen-shin.pdf
  • jeudi 16 mai
    • 9
      Christoffel functions for multiple orthogonal polynomials
      Orateur: Walter Van Assche (KU Leuven, Belgium)
      VAN_ASSCHE__Walter.pdf
    • 10
      Antenna Array Synthesis Using Variable Projection
      Orateur: Ramonika Sengupta (Eindhoven University, Netherlands)
      SENGUPTA__Ramonika.pdf
    • 10:50
      coffee break
    • 11
      Markov chains in the theory of multiple orthogonal polynomials
      Orateur: Amilcar Branquinho (Universidade de Coimbra, Portugal)
      BRANQUINHO__Amílcar.pdf
    • 12
      Algorithms for normal forms of matrices of integers
      Orateur: George Labahn (University of Waterloo)
      LABAHN__George.pdf
    • 12:40
      lunch Ascotel
    • 13
      Sobolev orthogonality and boundary value problems
      Orateur: Miguel Pinar (Universidad Granda, Spain)
      PIÑAR__Miguel.pdf
    • 14
      Defects and Dirt in Test and Measurement
      Orateur: Andreas Beutler (Mahr, Göttingen)
      BEUTLER__Andreas.pdf
    • Coffee break & Poster Session & Meeting Expower
      • 15
        Arnoldi orthogonalization to tackle Sobolev least squares problem
        Orateur: M. Amin Faghih (KU Leuven (Belgium))
        FAGHIH__Amin.pdf
      • 16
        The Lanczos Tau Framework for Time-Delay Systems
        Orateurs: M. Evert Provoost (KU Leuven, Belgium), M. Wim Michiels (KU Leuven, Belgium)
        PROVOOST__Evert.pdf
    • 17
      Optimal prediction measures and polynomials of extremal growth
      Orateur: Franck Wielonsky (Université Aix-Marseille)
      WIELONSKY__Franck.pdf
    • 18
      Fractional time derivative through the lens of Herglotz-Nevanlinna function theory
      Orateur: Yvonne Ou (University of Delaware, USA)
      OU__Miao-Jung_Yvonne.pdf
    • 18:30
      Conference diner : Restaurant La table
  • vendredi 17 mai
    • 19
      MOCCA: A fast Algorithm for parallel MRI reconstruction using model based coil calibration
      Orateur: Gerlind Plonka (Université de Göttingen)
      PLONKA-HOCH__Gerlind.pdf
    • 20
      Chebyshev polynomials and Widom factors
      Orateur: Jacob Christiansen (University of Lund, Sweden)
      CHRISTIANSEN__Jacob.pdf
    • 10:50
      coffee break
    • 21
      Sub-Sampled Exponential Analysis in Antenna Applications
      Orateur: Dirk de Villiers (Stellenbosch University, South Africa)
      DE_VILLIERS__Dirk.pdf
    • 22
      Approximation of positive polynomials for global optimization
      Orateur: Bernard Mourrain (INRIA)
      MOURRAIN__Bernard.pdf
    • 12:40
      lunch at Ascotel
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