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News/Dynamics of Gradient Descent with Large Step Size Near a Manifold of Flat Minima
arxiv
PublishedJuly 10, 2026 at 4:00 AM
—neutral

Dynamics of Gradient Descent with Large Step Size Near a Manifold of Flat Minima

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arXiv:2607.08380v1 Announce Type: new Abstract: An important quantity in the theory of gradient descent (GD) is the \emph{sharpness}, defined as the largest eigenvalue of the objective Hessian. Classical analyses typically require the step size to be uniformly smaller than twice the reciprocal of th

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