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Reza Gheissari

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Open access Aug 2026

Local geometry of high-dimensional mixture models: Effective spectral theory and dynamical transitions

The local geometry of empirical risks in high dimensions via the spectral theory of their Hessian and information matrices is studied via the spectral theory of these matrices generated with test data to connect the training dynamics to the spectral theory of these matrices.

G. Ben Arous, Reza Gheissari, Jiaoyang Huang et al. · 0 citations

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