Search Results for author: Julio Backhoff-Veraguas

Found 2 papers, 0 papers with code

Stability of martingale optimal transport and weak optimal transport

no code implementations8 Apr 2019 Julio Backhoff-Veraguas, Gudmund Pammer

Under mild regularity assumptions, the transport problem is stable in the following sense: if a sequence of optimal transport plans $\pi_1, \pi_2, \ldots$ converges weakly to a transport plan $\pi$, then $\pi$ is also optimal (between its marginals).

Probability Mathematical Finance

Bayesian Learning with Wasserstein Barycenters

no code implementations28 May 2018 Julio Backhoff-Veraguas, Joaquin Fontbona, Gonzalo Rios, Felipe Tobar

We introduce and study a novel model-selection strategy for Bayesian learning, based on optimal transport, along with its associated predictive posterior law: the Wasserstein population barycenter of the posterior law over models.

Model Selection

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