Ioana Dumitriu

Mathematics · Physical Sciences

15h-index820citations54works1.02yr avg
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Research Topics

Random Matrices and Applications(20), Advanced Combinatorial Mathematics(11), Complex Network Analysis Techniques(9), Stochastic processes and statistical mechanics(9), Advanced Algebra and Geometry(9)

Publications55 total

Fast and Inverse-Free Algorithms for Deflating Subspaces
Linear Algebra and its Applications·2026
Singular values of sparse random rectangular matrices: Emergence of outliers at criticality
arXiv (Cornell University)·2025Open Access
Structured Divide-and-Conquer for the Definite Generalized Eigenvalue Problem
arXiv (Cornell University)·2025Open Access
Generalized Pseudospectral Shattering and Inverse-Free Matrix Pencil Diagonalization
Foundations of Computational Mathematics·2024· 2 citedOpen Access
Partial recovery and weak consistency in the non-uniform hypergraph stochastic block model
Combinatorics Probability Computing·2024· 1 citedOpen Access
Extreme singular values of inhomogeneous sparse random rectangular matrices
Bernoulli·2024· 2 cited
Generalized Pseudospectral Shattering and Inverse-Free Matrix Pencil Diagonalization
arXiv (Cornell University)·2023· 1 citedOpen Access
Faithful and Efficient Explanations for Neural Networks via Neural Tangent Kernel Surrogate Models
arXiv (Cornell University)·2023Open Access
Optimal and exact recovery on general non-uniform Hypergraph Stochastic Block Model
arXiv (Cornell University)·2023· 4 citedOpen Access
Global eigenvalue fluctuations of random biregular bipartite graphs
Random Matrices Theory and Application·2023· 3 cited
Spectral Evolution and Invariance in Linear-width Neural Networks
arXiv (Cornell University)·2022Open Access
Extreme singular values of inhomogeneous sparse random rectangular matrices
arXiv (Cornell University)·2022· 1 citedOpen Access
Stochastic Networks and Reflecting Brownian Motion: The Mathematics of Ruth Williams
Notices of the American Mathematical Society·2022Open Access
𝓁_p-Spread and Restricted Isometry Properties of Sparse Random Matrices
DROPS (Schloss Dagstuhl – Leibniz Center for Informatics)·2022· 26 citedOpen Access
Partial recovery and weak consistency in the non-uniform hypergraph Stochastic Block Model
arXiv (Cornell University)·2021· 4 citedOpen Access
Spectral gap in random bipartite biregular graphs and applications
Combinatorics Probability Computing·2021· 22 citedOpen Access
Global eigenvalue fluctuations of random biregular bipartite graphs
arXiv (Cornell University)·2020· 1 citedOpen Access
The semicircle law and beyond: The shape of spectra of Wigner matrices
IAS/Park City mathematics series·2019
A Generalized Randomized Rank-Revealing Factorization
arXiv (Cornell University)·2019· 4 citedOpen Access
Spectra of overlapping Wishart matrices and the Gaussian free field
Random Matrices Theory and Application·2018· 3 citedOpen Access
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Frequent Co-authors

James Demmel(9), Yizhe Zhu(6), Olga Holtz(5), Gerandy Brito(5), Elliot Paquette(4), Joel Spencer(4), Alan Edelman(3), Plamen Koev(3), Shirshendu Ganguly(3), Christopher Hoffman(3), Linh V. Tran(3), Amin Jalali(3), Qiyang Han(3), Maryam Fazel(3), Hai‐Xiao Wang(3), Ryan Schneider(3), Gene Shuman(2), Kameron Decker Harris(2), Etienne Rassart(2), Grey Ballard(2)