Martin Chassard

PhD student in applied mathematics at CERMICS, École nationale des ponts et chaussées.

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École nationale des ponts et chaussées

Coriolis building, room B309

6-8 avenue Blaise Pascal

Champs-sur-Marne (77420), France

I am a Ph.D. student at CERMICS, École nationale des ponts et chaussées, part of the Institut Polytechnique de Paris (IPP), supervised by Virginie Ehrlacher, Philippe Moireau and Damiano Lombardi.

My thesis is on high-dimensional data assimilation problems, for which we develop new numerical methods based on artificial neural networks to tackle the curse of dimensionality. The focus is set on deterministic filtering: these problems give rise to the study of Hamilton–Jacobi–Bellman equations and to the construction of observers for nonlinear dynamics, namely the Mortensen observer.

I am also at CMAP, École polytechnique, once a week.

selected publications

2026

  1. Dynamic stress response kernels for dislocations and cracks: unified anisotropic Lagrangian formulation
    Yves-Patrick Pellegrini, Marc Josien, and Martin Chassard
    Journal of the Mechanics and Physics of Solids (accepted), 2026