Computational optimal transport: With applications to data science

G Peyré, M Cuturi - Foundations and Trends® in Machine …, 2019 - nowpublishers.com
Optimal transport (OT) theory can be informally described using the words of the French
mathematician Gaspard Monge (1746–1818): A worker with a shovel in hand has to move a …

Optimal transport mapping via input convex neural networks

A Makkuva, A Taghvaei, S Oh… - … Conference on Machine …, 2020 - proceedings.mlr.press
In this paper, we present a novel and principled approach to learn the optimal transport
between two distributions, from samples. Guided by the optimal transport theory, we learn …

Large-scale optimal transport and mapping estimation

V Seguy, BB Damodaran, R Flamary, N Courty… - arXiv preprint arXiv …, 2017 - arxiv.org
This paper presents a novel two-step approach for the fundamental problem of learning an
optimal map from one distribution to another. First, we learn an optimal transport (OT) plan …

Graph-based few-shot learning with transformed feature propagation and optimal class allocation

R Zhang, S Yang, Q Zhang, L Xu, Y He, F Zhang - Neurocomputing, 2022 - Elsevier
Graph neural network has shown impressive ability to capture relations among support
(labeled) and query (unlabeled) instances in a few-shot task. It is a feasible way that features …

Semantic correspondence as an optimal transport problem

Y Liu, L Zhu, M Yamada… - Proceedings of the IEEE …, 2020 - openaccess.thecvf.com
Establishing dense correspondences across semantically similar images is a challenging
task. Due to the large intra-class variation and background clutter, two common issues occur …

Pats: Patch area transportation with subdivision for local feature matching

J Ni, Y Li, Z Huang, H Li, H Bao… - Proceedings of the …, 2023 - openaccess.thecvf.com
Local feature matching aims at establishing sparse correspondences between a pair of
images. Recently, detector-free methods present generally better performance but are not …

Rates of estimation of optimal transport maps using plug-in estimators via barycentric projections

N Deb, P Ghosal, B Sen - Advances in Neural Information …, 2021 - proceedings.neurips.cc
Optimal transport maps between two probability distributions $\mu $ and $\nu $ on $\R^ d $
have found extensive applications in both machine learning and statistics. In practice, these …

A geometric understanding of deep learning

N Lei, D An, Y Guo, K Su, S Liu, Z Luo, ST Yau, X Gu - Engineering, 2020 - Elsevier
This work introduces an optimal transportation (OT) view of generative adversarial networks
(GANs). Natural datasets have intrinsic patterns, which can be summarized as the manifold …

3D brain tumor segmentation using a two-stage optimal mass transport algorithm

WW Lin, C Juang, MH Yueh, TM Huang, T Li, S Wang… - Scientific reports, 2021 - nature.com
Optimal mass transport (OMT) theory, the goal of which is to move any irregular 3D object
(ie, the brain) without causing significant distortion, is used to preprocess brain tumor …

A survey of optimal transport for computer graphics and computer vision

N Bonneel, J Digne - Computer Graphics Forum, 2023 - Wiley Online Library
Optimal transport is a long‐standing theory that has been studied in depth from both
theoretical and numerical point of views. Starting from the 50s this theory has also found a …