Talks

2024

In this talk, we insist on the concept of nonnegative cross-curvature and its synthetic definition for a general cost on a product …
Feb 6, 2024 9:45 AM MFO, Oberwolfach.

2023

In this talk, we study the gradient flow with respect to the Wasserstein metric of the Maximum Mean Discrepancy associated with the …
Nov 6, 2023 9:45 AM Banff, Canada.

In this talk, we present our use of the conic formulation first proposed by Liero, Mielke and Savaré, in different applications related …
Oct 11, 2023 11:30 AM Variational and Geometric workshop: Alexander Mielke's birthday, Levico.

In this talk, we present two open problems on which we have partial results. The first problem is related to Wasserstein gradient flows …
Jul 18, 2023 11:30 AM Shape analysis workshop, Nice.

This talk has two parts. In the first part, we study the existence of Monge maps as optimizer of the standard Gromov-Wasserstein …
May 19, 2023 11:30 AM FoCM conference, Paris.

This talk has two parts. First we present a possible extension of the Gromov-Wasserstein problem to the setting of metric measures …
Feb 17, 2023 11:30 AM SAMMS, Paris 1 University.

This talk has two parts. First we present a possible extension of the Gromov-Wasserstein problem to the setting of metric measures …
Feb 14, 2023 2:00 PM Ohio State University, online.

2022

We show how to break the curse of dimension for the estimation of optimal transport distance between two smooth distributions for the …
Jun 1, 2022 6:00 PM Limoges

In this talk, I present two very different applications related by the simple idea of invertible transformations. - The first topic is …
Jun 1, 2022 2:00 PM Cambridge online.

I explain the formulation of the Wasserstein-Fisher-Rao distance, introduced a few years ago as the natural extension of the …
Apr 13, 2022 2:00 PM Max Planck Institute in Leipzig

This talk contains two parts. The second part present a generalization of the Gromov-Wasserstein distances to the space of unbalanced …
Feb 3, 2022 2:00 PM Autrans

2021

We show how to break the curse of dimension for the estimation of optimal transport distance between two smooth distributions for the …
Oct 22, 2021 10:15 AM Marseille.

After presenting some background on optimal transport, we present entropic regularization, its link with the Schr”odinger problem …
Oct 21, 2021 2:00 PM Université d'Avignon, département de mathématiques.

I explain the formulation of the Wasserstein-Fisher-Rao distance, introduced a few years ago as the natural extension of the …
May 4, 2021 2:00 PM U. of Toronto, online

After presenting some background on optimal transport, we explain why the curse of dimensionality can be encountered in estimating …
Apr 9, 2021 1:00 PM U. of Ottawa, online.

We show how to break the curse of dimension for the estimation of optimal transport distance between two smooth distributions for the …
Feb 21, 2021 11:00 AM Oberwolfach, online.

2017

We show the connection between the Wasserstein-Fisher-Rao metric and the Camassa-Holm (CH) equation. This allows us to prove that the …
Jul 28, 2017 2:00 PM Madrid, ICMAT