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math.ST2025
Network Signflip Parallel Analysis for Selecting the Embedding Dimension
David Hong, Joshua Cape
This paper investigates the problem of selecting the embedding dimension for large heterogeneous networks that have weakly distinguishable community structure. For a broad family o…
math.ST2025
Extreme value theory for singular subspace estimation in the matrix denoising model
Junhyung Chang, Joshua Cape
This paper studies fine-grained singular subspace estimation in the matrix denoising model where a deterministic low-rank signal matrix is additively perturbed by a stochastic matr…