Improving and generalizing flow-based generative models with minibatch optimal transport

A Tong, K Fatras, N Malkin, G Huguet, Y Zhang… - arxiv preprint arxiv …, 2023 - arxiv.org
Continuous normalizing flows (CNFs) are an attractive generative modeling technique, but
they have thus far been held back by limitations in their simulation-based maximum …

Scalable optimal transport methods in machine learning: A contemporary survey

A Khamis, R Tsuchida, M Tarek… - IEEE transactions on …, 2024 - ieeexplore.ieee.org
Optimal Transport (OT) is a mathematical framework that first emerged in the eighteenth
century and has led to a plethora of methods for answering many theoretical and applied …

Diffusion bridge mixture transports, Schrödinger bridge problems and generative modeling

S Peluchetti - Journal of Machine Learning Research, 2023 - jmlr.org
The dynamic Schrödinger bridge problem seeks a stochastic process that defines a
transport between two target probability measures, while optimally satisfying the criteria of …

The strong-interaction limit of density functional theory

G Friesecke, A Gerolin, P Gori-Giorgi - Density Functional Theory …, 2022 - Springer
This is a comprehensive review of the strong-interaction limit of density functional theory. It
covers the derivation of the limiting strictly correlated electrons (SCE) functional from exact …

Simulation-free schr\" odinger bridges via score and flow matching

A Tong, N Malkin, K Fatras, L Atanackovic… - arxiv preprint arxiv …, 2023 - arxiv.org
We present simulation-free score and flow matching ([SF] $^ 2$ M), a simulation-free
objective for inferring stochastic dynamics given unpaired samples drawn from arbitrary …

[PDF][PDF] Statistical optimal transport

S Chewi, J Niles-Weed, P Rigollet - arxiv preprint arxiv:2407.18163, 2024 - arxiv.org
Statistical Optimal Transport arxiv:2407.18163v2 [math.ST] 7 Nov 2024 Page 1 Statistical
Optimal Transport Sinho Chewi Yale Jonathan Niles-Weed NYU Philippe Rigollet MIT …

An improved central limit theorem and fast convergence rates for entropic transportation costs

E del Barrio, AG Sanz, JM Loubes… - SIAM Journal on …, 2023 - SIAM
We prove a central limit theorem for the entropic transportation cost between subgaussian
probability measures, centered at the population cost. This is the first result which allows for …

Entropic optimal transport between unbalanced gaussian measures has a closed form

H Janati, B Muzellec, G Peyré… - Advances in neural …, 2020 - proceedings.neurips.cc
Although optimal transport (OT) problems admit closed form solutions in a very few notable
cases, eg in 1D or between Gaussians, these closed forms have proved extremely fecund …

The schrödinger bridge between gaussian measures has a closed form

C Bunne, YP Hsieh, M Cuturi… - … Conference on Artificial …, 2023 - proceedings.mlr.press
The static optimal transport $(\mathrm {OT}) $ problem between Gaussians seeks to recover
an optimal map, or more generally a coupling, to morph a Gaussian into another. It has been …

Averaging on the Bures-Wasserstein manifold: dimension-free convergence of gradient descent

J Altschuler, S Chewi, PR Gerber… - Advances in Neural …, 2021 - proceedings.neurips.cc
We study first-order optimization algorithms for computing the barycenter of Gaussian
distributions with respect to the optimal transport metric. Although the objective is …