Unsupervised alignment of embeddings with wasserstein procrustes

E Grave, A Joulin, Q Berthet - The 22nd International …, 2019 - proceedings.mlr.press
We consider the task of aligning two sets of points in high dimension, which has many
applications in natural language processing and computer vision. As an example, it was …

Entropic metric alignment for correspondence problems

J Solomon, G Peyré, VG Kim, S Sra - ACM Transactions on Graphics …, 2016 - dl.acm.org
Many shape and image processing tools rely on computation of correspondences between
geometric domains. Efficient methods that stably extract" soft" matches in the presence of …

Revised note on learning quadratic assignment with graph neural networks

A Nowak, S Villar, AS Bandeira… - 2018 IEEE Data Science …, 2018 - ieeexplore.ieee.org
Inverse problems correspond to a certain type of optimization problems formulated over
appropriate input distributions. Recently, there has been a growing interest in understanding …

Graph matching: Relax at your own risk

V Lyzinski, DE Fishkind, M Fiori… - IEEE transactions on …, 2015 - ieeexplore.ieee.org
Graph matching-aligning a pair of graphs to minimize their edge disagreements-has
received wide-spread attention from both theoretical and applied communities over the past …

[PDF][PDF] A note on learning algorithms for quadratic assignment with graph neural networks

A Nowak, S Villar, AS Bandeira, J Bruna - stat, 2017 - researchgate.net
Many inverse problems are formulated as optimization problems over certain appropriate
input distributions. Recently, there has been a growing interest in understanding the …

Tight relaxation of quadratic matching

I Kezurer, SZ Kovalsky, R Basri… - Computer graphics …, 2015 - Wiley Online Library
Establishing point correspondences between shapes is extremely challenging as it involves
both finding sets of semantically persistent feature points, as well as their combinatorial …

Blind graph matching using graph signals

H Liu, A Scaglione, HT Wai - IEEE Transactions on Signal …, 2024 - ieeexplore.ieee.org
Classical graph matching aims to find a node correspondence between two unlabeled
graphs of known topologies. This problem has a wide range of applications, from matching …

On spectral properties for graph matching and graph isomorphism problems

M Fiori, G Sapiro - Information and Inference: A Journal of the …, 2015 - academic.oup.com
Problems related to graph matching and isomorphisms are very important both from a
theoretical and practical perspective, with applications ranging from image and video …

A general system for heuristic solution of convex problems over nonconvex sets

S Diamond, R Takapoui, S Boyd - arXiv preprint arXiv:1601.07277, 2016 - arxiv.org
We describe general heuristics to approximately solve a wide variety of problems with
convex objective and decision variables from a nonconvex set. The heuristics, which employ …

Linear programming heuristics for the graph isomorphism problem

R Takapoui, S Boyd - arXiv preprint arXiv:1611.00711, 2016 - arxiv.org
An isomorphism between two graphs is a bijection between their vertices that preserves the
edges. We consider the problem of determining whether two finite undirected weighted …