2 papers
cs.IT2023
Graph Matching in Correlated Stochastic Block Models for Improved Graph Clustering
Joonhyuk Yang, Hye Won Chung
We consider community detection from multiple correlated graphs sharing the same community structure. The correlated graphs are generated by independent subsampling of a parent gra…
math.ST2023
Detection problems in the spiked matrix models
Ji Hyung Jung, Hye Won Chung, Ji Oon Lee
We study the statistical decision process of detecting the low-rank signal from various signal-plus-noise type data matrices, known as the spiked random matrix models. We first sho…