Random graph matching at Otter's threshold via counting chandeliers

C Mao, Y Wu, J Xu, SH Yu - Proceedings of the 55th Annual ACM …, 2023 - dl.acm.org
We propose an efficient algorithm for graph matching based on similarity scores constructed
from counting a certain family of weighted trees rooted at each vertex. For two Erdős–Rényi …

Efficient random graph matching via degree profiles

J Ding, Z Ma, Y Wu, J Xu - Probability Theory and Related Fields, 2021 - Springer
Random graph matching refers to recovering the underlying vertex correspondence
between two random graphs with correlated edges; a prominent example is when the two …

Spectral graph matching and regularized quadratic relaxations: Algorithm and theory

Z Fan, C Mao, Y Wu, J Xu - International conference on …, 2020 - proceedings.mlr.press
Graph matching, also known as network alignment, aims at recovering the latent vertex
correspondence between two unlabeled, edge-correlated weighted graphs. To tackle this …

Exact matching of random graphs with constant correlation

C Mao, M Rudelson, K Tikhomirov - Probability Theory and Related Fields, 2023 - Springer
This paper deals with the problem of graph matching or network alignment for Erdős–Rényi
graphs, which can be viewed as a noisy average-case version of the graph isomorphism …

Matching recovery threshold for correlated random graphs

J Ding, H Du - The Annals of Statistics, 2023 - projecteuclid.org
Matching recovery threshold for correlated random graphs Page 1 The Annals of Statistics
2023, Vol. 51, No. 4, 1718–1743 https://doi.org/10.1214/23-AOS2305 © Institute of …

Seeded graph matching via large neighborhood statistics

E Mossel, J Xu - Random Structures & Algorithms, 2020 - Wiley Online Library
We study a noisy graph isomorphism problem, where the goal is to perfectly recover the
vertex correspondence between two edge‐correlated graphs, with an initial seed set of …

Partial recovery in the graph alignment problem

G Hall, L Massoulié - Operations Research, 2023 - pubsonline.informs.org
In this paper, we consider the graph alignment problem, which is the problem of recovering,
given two graphs, a one-to-one map** between nodes that maximizes edge overlap. This …

The algorithmic phase transition of random graph alignment problem

H Du, S Gong, R Huang - arxiv preprint arxiv:2307.06590, 2023 - arxiv.org
We study the graph alignment problem over two independent Erd\H {o} sR\'enyi graphs on $
n $ vertices, with edge density $ p $ falling into two regimes separated by the critical window …

From tree matching to sparse graph alignment

L Ganassali, L Massoulié - Conference on Learning Theory, 2020 - proceedings.mlr.press
In this paper we consider alignment of sparse graphs, for which we introduce the
Neighborhood Tree Matching Algorithm (NTMA). For correlated Erdős-R {é} nyi random …

Spectral graph matching and regularized quadratic relaxations II: Erdős-Rényi graphs and universality

Z Fan, C Mao, Y Wu, J Xu - Foundations of Computational Mathematics, 2023 - Springer
We analyze a new spectral graph matching algorithm, GRAph Matching by Pairwise eigen-
Alignments (GRAMPA), for recovering the latent vertex correspondence between two …