Search Results for author: Guillaume Carlier

Found 4 papers, 2 papers with code

Vector quantile regression and optimal transport, from theory to numerics

no code implementations25 Feb 2021 Guillaume Carlier, Victor Chernozhukov, Gwendoline de Bie, Alfred Galichon

In this paper, we first revisit the Koenker and Bassett variational approach to (univariate) quantile regression, emphasizing its link with latent factor representations and correlation maximization problems.

regression

Deep Relaxation: partial differential equations for optimizing deep neural networks

no code implementations17 Apr 2017 Pratik Chaudhari, Adam Oberman, Stanley Osher, Stefano Soatto, Guillaume Carlier

In this paper we establish a connection between non-convex optimization methods for training deep neural networks and nonlinear partial differential equations (PDEs).

Iterative Bregman Projections for Regularized Transportation Problems

1 code implementation16 Dec 2014 Jean-David Benamou, Guillaume Carlier, Marco Cuturi, Luca Nenna, Gabriel Peyré

This article details a general numerical framework to approximate so-lutions to linear programs related to optimal transport.

Numerical Analysis Analysis of PDEs

Vector Quantile Regression: An Optimal Transport Approach

1 code implementation18 Jun 2014 Guillaume Carlier, Victor Chernozhukov, Alfred Galichon

Under correct specification, the notion produces strong representation, $Y=\beta \left(U\right) ^\top f(Z)$, for $f(Z)$ denoting a known set of transformations of $Z$, where $u \longmapsto \beta(u)^\top f(Z)$ is a monotone map, the gradient of a convex function, and the quantile regression coefficients $u \longmapsto \beta(u)$ have the interpretations analogous to that of the standard scalar quantile regression.

Methodology 49Q20, 49Q10, 90B20

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