Unbalanced optimal transport, from theory to numerics

T Séjourné, G Peyré, FX Vialard - Handbook of Numerical Analysis, 2023 - Elsevier
Optimal Transport (OT) has recently emerged as a central tool in data sciences to compare
in a geometrically faithful way point clouds and more generally probability distributions. The …

Unbalanced minibatch optimal transport; applications to domain adaptation

K Fatras, T Séjourné, R Flamary… - … on Machine Learning, 2021 - proceedings.mlr.press
Optimal transport distances have found many applications in machine learning for their
capacity to compare non-parametric probability distributions. Yet their algorithmic complexity …

Statistical, robustness, and computational guarantees for sliced wasserstein distances

S Nietert, Z Goldfeld, R Sadhu… - Advances in Neural …, 2022 - proceedings.neurips.cc
Sliced Wasserstein distances preserve properties of classic Wasserstein distances while
being more scalable for computation and estimation in high dimensions. The goal of this …

Building the model: challenges and considerations of develo** and implementing machine learning tools for clinical laboratory medicine practice

HS Yang, DD Rhoads, J Sepulveda… - … of pathology & …, 2023 - meridian.allenpress.com
Context.—Machine learning (ML) allows for the analysis of massive quantities of high-
dimensional clinical laboratory data, thereby revealing complex patterns and trends. Thus …

Accurate point cloud registration with robust optimal transport

Z Shen, J Feydy, P Liu, AH Curiale… - Advances in …, 2021 - proceedings.neurips.cc
This work investigates the use of robust optimal transport (OT) for shape matching.
Specifically, we show that recent OT solvers improve both optimization-based and deep …

Keypoint-guided optimal transport with applications in heterogeneous domain adaptation

X Gu, Y Yang, W Zeng, J Sun… - Advances in Neural …, 2022 - proceedings.neurips.cc
Abstract Existing Optimal Transport (OT) methods mainly derive the optimal transport
plan/matching under the criterion of transport cost/distance minimization, which may cause …

Infoot: Information maximizing optimal transport

CY Chuang, S Jegelka… - … on Machine Learning, 2023 - proceedings.mlr.press
Optimal transport aligns samples across distributions by minimizing the transportation cost
between them, eg, the geometric distances. Yet, it ignores coherence structure in the data …

Sinkhorn divergences for unbalanced optimal transport

T Séjourné, J Feydy, FX Vialard, A Trouvé… - arxiv preprint arxiv …, 2019 - arxiv.org
Optimal transport induces the Earth Mover's (Wasserstein) distance between probability
distributions, a geometric divergence that is relevant to a wide range of problems. Over the …

Unbalanced optimal transport through non-negative penalized linear regression

L Chapel, R Flamary, H Wu… - Advances in Neural …, 2021 - proceedings.neurips.cc
This paper addresses the problem of Unbalanced Optimal Transport (UOT) in which the
marginal conditions are relaxed (using weighted penalties in lieu of equality) and no …

Outlier-robust optimal transport: Duality, structure, and statistical analysis

S Nietert, Z Goldfeld… - … Conference on Artificial …, 2022 - proceedings.mlr.press
The Wasserstein distance, rooted in optimal transport (OT) theory, is a popular discrepancy
measure between probability distributions with various applications to statistics and machine …